Washington Wine
Encyclopedia
Washington wine is wine
Wine
Wine is an alcoholic beverage, made of fermented fruit juice, usually from grapes. The natural chemical balance of grapes lets them ferment without the addition of sugars, acids, enzymes, or other nutrients. Grape wine is produced by fermenting crushed grapes using various types of yeast. Yeast...

 produced from grape varieties grown in the U.S. state
U.S. state
A U.S. state is any one of the 50 federated states of the United States of America that share sovereignty with the federal government. Because of this shared sovereignty, an American is a citizen both of the federal entity and of his or her state of domicile. Four states use the official title of...

 of Washington. Washington ranks second in the United States in the production of wine, behind only California
California wine
California wine has a long and continuing history, and in the late twentieth century became recognized as producing some of the world's finest wine. While wine is made in all fifty U.S. states, up to 90% of American wine is produced in the state...

. By 2006, the state had over 31000 acres (125.5 km²) of vineyard
Vineyard
A vineyard is a plantation of grape-bearing vines, grown mainly for winemaking, but also raisins, table grapes and non-alcoholic grape juice...

s, a harvest
Harvest (wine)
The harvesting of wine grapes is one of the most crucial steps in the process of winemaking. The time of harvest is determined primarily by the ripeness of the grape as measured by sugar, acid and tannin levels with winemakers basing their decision to pick based on the style of wine they wish to...

 of 120000 short tons (108,862.2 MT) of grapes, and exports going to over 40 countries around the world from the 600 wineries
Winery
A winery is a building or property that produces wine, or a business involved in the production of wine, such as a wine company. Some wine companies own many wineries. Besides wine making equipment, larger wineries may also feature warehouses, bottling lines, laboratories, and large expanses of...

 located in the state. While there are some viticultural activities in the cooler, wetter western half
Western Washington
Western Washington is a region of the United States defined as that part of Washington west of the Cascade Mountains.It is known as being far wetter in climate than the eastern portion of the state, which...

 of the state, the majority (99%) of wine grape production takes place in the desert
Desert
A desert is a landscape or region that receives an extremely low amount of precipitation, less than enough to support growth of most plants. Most deserts have an average annual precipitation of less than...

-like eastern half
Eastern Washington
Eastern Washington is the portion of the U.S. state of Washington east of the Cascade Range. The region contains the city of Spokane , the Tri-Cities, the Columbia River and the Grand Coulee Dam, the Hanford Nuclear Reservation and the fertile farmlands of the Yakima Valley and the...

. The rain shadow
Rain shadow
A rain shadow is a dry area on the lee side of a mountainous area. The mountains block the passage of rain-producing weather systems, casting a "shadow" of dryness behind them. As shown by the diagram to the right, the warm moist air is "pulled" by the prevailing winds over a mountain...

 of the Cascade Range
Cascade Range
The Cascade Range is a major mountain range of western North America, extending from southern British Columbia through Washington and Oregon to Northern California. It includes both non-volcanic mountains, such as the North Cascades, and the notable volcanoes known as the High Cascades...

 leaves the Columbia River Basin with around 8 inches (203.2 mm) of annual rain fall, making irrigation and water right
Water right
Water right in water law refers to the right of a user to use water from a water source, e.g., a river, stream, pond or source of groundwater. In areas with plentiful water and few users, such systems are generally not complicated or contentious...

s of paramount interest to the Washington wine industry. Viticulture in the state is also influenced by long sunlight
Sunlight
Sunlight, in the broad sense, is the total frequency spectrum of electromagnetic radiation given off by the Sun. On Earth, sunlight is filtered through the Earth's atmosphere, and solar radiation is obvious as daylight when the Sun is above the horizon.When the direct solar radiation is not blocked...

 hours (on average, two more hours a day than in California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

 during the growing season
Growing season
In botany, horticulture, and agriculture the growing season is the period of each year when native plants and ornamental plants grow; and when crops can be grown....

) and consistent temperatures.

The early history of the Washington wine industry can be traced to the introduction of Cinsault grapes by Italian
Italian people
The Italian people are an ethnic group that share a common Italian culture, ancestry and speak the Italian language as a mother tongue. Within Italy, Italians are defined by citizenship, regardless of ancestry or country of residence , and are distinguished from people...

 immigrants to the Walla Walla region
Walla Walla Valley AVA
The Walla Walla Valley AVA is an American Viticultural Area located within Washington State and extending partly into the northeastern corner of Oregon. The wine region is entirely included within the larger Columbia Valley AVA. The area is named after the Walla Walla people who lived along the...

. In the 1950s and 1960s, the precursors of the state's biggest wineries (Chateau Ste Michelle and Columbia Winery
Columbia Winery
Columbia Winery is a Washington State winery located in Woodinville, Washington. The tasting room, main administrative offices and event facilities are located at 14030 NE 145th Street P.O. Box 1248 Woodinville, WA 98072. The winery production facility is located at 2310 Holmason Rd Sunnyside, WA...

) were founded. Throughout the rest of the 20th century, the wine world discovered a new aspect of Washington wines with each passing decade - starting with Riesling
Riesling
Riesling is a white grape variety which originated in the Rhine region of Germany. Riesling is an aromatic grape variety displaying flowery, almost perfumed, aromas as well as high acidity. It is used to make dry, semi-sweet, sweet and sparkling white wines. Riesling wines are usually varietally...

s and Chardonnay
Chardonnay
Chardonnay is a green-skinned grape variety used to make white wine. It is originated from the Burgundy wine region of eastern France but is now grown wherever wine is produced, from England to New Zealand...

s in the 1970s, the Merlot
Merlot
Merlot is a darkly blue-coloured wine grape, that is used as both a blending grape and for varietal wines. The name Merlot is thought to derive from the Old French word for young blackbird, merlot, a diminutive of merle, the blackbird , probably from the color of the grape. Merlot-based wines...

 craze of the 1980s and the emergence of Cabernet Sauvignon
Cabernet Sauvignon
Cabernet Sauvignon is one of the world's most widely recognized red wine grape varieties. It is grown in nearly every major wine producing country among a diverse spectrum of climates from Canada's Okanagan Valley to Lebanon's Beqaa Valley...

 and Syrah in the 1990s. Washington has eleven federally-defined American Viticultural Area
American Viticultural Area
An American Viticultural Area is a designated wine grape-growing region in the United States distinguishable by geographic features, with boundaries defined by the Alcohol and Tobacco Tax and Trade Bureau , United States Department of the Treasury....

s mostly located in Eastern Washington. The largest AVA is the Columbia Valley AVA
Columbia Valley AVA
The Columbia Valley AVA is an American Viticultural Area which lies in the Columbia River Plateau, through much of central and southern Washington state, with a small section crossing into the neighboring state of Oregon. The AVA includes the drainage basin of the Columbia River and its tributaries...

, which extends into a small portion of northern Oregon
Oregon wine
The state of Oregon in the United States has established an international reputation for its production of wine. Oregon has several different growing regions within the state's borders which are well-suited to the cultivation of grapes; additional regions straddle the border between Oregon and the...

 and also encompasses six of the other Washington AVAs. These include the Walla Walla Valley AVA
Walla Walla Valley AVA
The Walla Walla Valley AVA is an American Viticultural Area located within Washington State and extending partly into the northeastern corner of Oregon. The wine region is entirely included within the larger Columbia Valley AVA. The area is named after the Walla Walla people who lived along the...

, the Horse Heaven Hills AVA
Horse Heaven Hills AVA
The Horse Heaven Hills AVA is an American Viticultural Area in southeastern Washington, and is part of the larger Columbia Valley AVA. The Horse Heaven Hills AVA borders the Yakima Valley AVA on the north and the Columbia River on the south. Elevations in this AVA range from above sea level in...

, the Wahluke Slope AVA
Wahluke Slope AVA
The Wahluke Slope AVA is an American Viticultural Area located within Grant County, Washington. It is part of the larger Columbia Valley AVA. The area is primarily known for Merlot and Cabernet Sauvignon.- Geography and climate :...

, Lake Chelan AVA
Lake Chelan AVA
The Lake Chelan AVA is an American Viticultural Area in Washington State. Located in the north-central part of the state around Lake Chelan, the area is a sub-appellation of the greater Columbia Valley AVA...

 and the Yakima Valley AVA
Yakima Valley AVA
The Yakima Valley AVA was the first American Viticultural Area established within Washington State, gaining the recognition in 1983. Part of the larger Columbia Valley AVA, Yakima Valley AVA is home to more than of vineyards, giving the area the largest concentration of wineries and vineyards in...

, which in turn also encompasses the Rattlesnake Hills AVA
Rattlesnake Hills AVA
The Rattlesnake Hills AVA is an American Viticultural Area located in Yakima County, Washington. United States Alcohol and Tobacco Tax and Trade Bureau awarded Rattlesnake Hills its appellation status on March 20, 2006, making Rattlesnake Hills Washington’s ninth federally recognized American...

, Snipes Mountain AVA
Snipes Mountain AVA
Snipes Mountain AVA is an American Viticultural Area located in the Yakima Valley of Washington State. It was approved by the Bureau of Alcohol, Tobacco, Firearms and Explosives on January 21, 2009 making it Washington's 10th federally-designated AVA. It is the second smallest AVA in the state,...

 and the Red Mountain AVA
Red Mountain AVA
The Red Mountain AVA is an American Viticultural Area that includes the land surrounding Red Mountain in Benton County, Washington. It is part of the Yakima Valley AVA, which in turn is part of the larger Columbia Valley AVA. Located between Benton City and Richland, the Red Mountain AVA is the...

. The Columbia Gorge AVA
Columbia Gorge AVA
The Columbia Gorge AVA is an American Viticultural Area which includes land surrounding the Columbia River Gorge, straddling the border between Oregon and Washington...

 is west of the Columbia Valley AVA. Washington's only AVA located west of the Cascades is the Puget Sound AVA
Puget Sound AVA
The Puget Sound AVA is an American Viticultural Area in western Washington state. It is the only AVA in the state of Washington that is located west of the Cascade Mountains.- Geography and climate :...

. The Ancient Lakes wine-growing region is currently seeking federal AVA status.

History

The earliest grape vines planted in Washington State were at Fort Vancouver
Fort Vancouver
Fort Vancouver was a 19th century fur trading outpost along the Columbia River that served as the headquarters of the Hudson's Bay Company in the company's Columbia District...

 in 1825 by traders working for the Hudson's Bay Company
Hudson's Bay Company
The Hudson's Bay Company , abbreviated HBC, or "The Bay" is the oldest commercial corporation in North America and one of the oldest in the world. A fur trading business for much of its existence, today Hudson's Bay Company owns and operates retail stores throughout Canada...

 but it is not known for sure if wine was ever produced from these plantings. The first people who were definitely known to produce wine were German and Italian immigrants who planted their wine grapes in Washington during the 1860s and 1870s. Washington was one of the first states to usher in the start of Prohibition, going dry in 1917 and shutting down most of the state's wine production. Some scattered grape growers stayed afloat during this period selling grapes to home winemakers but nearly all the state's commercial wines went out of business. Following the end of Prohibition, Washington's fledgling wine industry was based primarily on fortified sweet wine production made from the Vitis Labrusca
Vitis labrusca
Vitis labrusca is a species of grapevines belonging to the Vitis genus in the flowering plant family Vitaceae. The vines are native to the eastern United States and are the source of many grape cultivars, including Catawba and Concord grapes, and many hybrid grape varieties such as Agawam,...

variety Concord. The Nawico and Pommerelle wineries were the most widely recognized producers, making millions of gallons each year of sweet jug wine made from Concord and other varieties. In the 1950s, the planting of Vitis vinifera
Vitis vinifera
Vitis vinifera is a species of Vitis, native to the Mediterranean region, central Europe, and southwestern Asia, from Morocco and Portugal north to southern Germany and east to northern Iran....

saw an increase spearheaded, in part, by the work of Dr. Walter Clore
Walter Clore
Dr. Walter J. Clore was a pioneer in wine growing and agricultural research in Washington State and has been formally recognized by the Washington State Legislature as the "Father of Washington Wine"....

 and Washington State University
Washington State University
Washington State University is a public research university based in Pullman, Washington, in the Palouse region of the Pacific Northwest. Founded in 1890, WSU is the state's original and largest land-grant university...

 which conducted a series of trials on which grape vines produced the best in various soils and climates of Washington.

The roots of the modern Washington wine industry can be traced to the mid 20th century when a group of professors from the University of Washington
University of Washington
University of Washington is a public research university, founded in 1861 in Seattle, Washington, United States. The UW is the largest university in the Northwest and the oldest public university on the West Coast. The university has three campuses, with its largest campus in the University...

 turned their home winemaking
Winemaking
Winemaking, or vinification, is the production of wine, starting with selection of the grapes or other produce and ending with bottling the finished wine. Although most wine is made from grapes, it may also be made from other fruit or non-toxic plant material...

 operation into a commercial endeavor and founded Associated Vintners (later renamed Columbia Winery
Columbia Winery
Columbia Winery is a Washington State winery located in Woodinville, Washington. The tasting room, main administrative offices and event facilities are located at 14030 NE 145th Street P.O. Box 1248 Woodinville, WA 98072. The winery production facility is located at 2310 Holmason Rd Sunnyside, WA...

) and focused on producing premium wines. The Nawico and Pommerelle wineries were merged into a new winery that would eventually become Chateau Ste Michelle. With the hiring of Andre Tchelistcheff
André Tchelistcheff
André Tchelistcheff was America's most influential post-Prohibition winemaker. Tchelistcheff is most notable for his contributions toward defining the style of California's best wines, especially Cabernet Sauvignon...

 as a consultant, Chateau Ste Michelle and Associated Vintners became the driving force in premium wine production for the early modern Washington wine industry.Grenache
Grenache
Grenache is one of the most widely planted red wine grape varieties in the world. It ripens late, so it needs hot, dry conditions such as those found in Spain, the south of France, and California's San Joaquin Valley. It is generally spicy, berry-flavored and soft on the palate with a relatively...

 was one of the first Vitis vinifera
Vitis vinifera
Vitis vinifera is a species of Vitis, native to the Mediterranean region, central Europe, and southwestern Asia, from Morocco and Portugal north to southern Germany and east to northern Iran....

 grapes to be successfully vinified with a 1966 Yakima Valley rosé earning mention in wine historian Leon Adams
Leon Adams
Leon Adams was an American journalist, publicist, historian and co-founder of the Wine Institute. In 1958, Adams book Commonsense Book of Wine was published, which sought to bring table wine into everyday life in the United States...

's treatise The Wines of America. The 1970s ushered in a period of expansion, with early vineyards being planted in the Columbia Gorge, Walla Walla and Red Mountain areas. The 1978 Leonetti Cellars Cabernet Sauvignon was featured on the cover of a national wine publication and touted as the best Cabernet of vintage. The 1980s saw further expansion with the opening of large-scale family-owned wineries such as Woodward Canyon, L'Ecole N°41, Barnard Griffin and Hogue Cellars that soon won many awards from national and international wine competition. In 1988, Chateau Ste Michelle was named "Best American Winery" and in 1989 five Washington wines made Wine Spectator
Wine Spectator
Wine Spectator is a lifestyle magazine that focuses on wine and wine culture. It publishes 15 issues per year with content that includes news, articles, profiles, and general entertainment pieces...

's "Top 100 list" for the first time.

Following the broadcast in 1991 of the 60 Minutes
60 Minutes
60 Minutes is an American television news magazine, which has run on CBS since 1968. The program was created by producer Don Hewitt who set it apart by using a unique style of reporter-centered investigation....

episode on the so-called "French Paradox
French paradox
The French Paradox is the observation that French people suffer a relatively low incidence of coronary heart disease, despite having a diet relatively rich in saturated fats...

", American consumption of red wine saw a dramatic increase. The grape variety Merlot
Merlot
Merlot is a darkly blue-coloured wine grape, that is used as both a blending grape and for varietal wines. The name Merlot is thought to derive from the Old French word for young blackbird, merlot, a diminutive of merle, the blackbird , probably from the color of the grape. Merlot-based wines...

, in particular, proved to be very popular among consumers. The Washington Wine Commission made the marketing of the state's a focus, putting Washington in prime position to capitalize on the new "Merlot craze". Plantings of the varietal increased more than fivefold and Washington Merlots were featured prominently on restaurant wine list across the country. From there producers went on to experiment with success on varieties and blends as the Washington Wine industry steadily grew. By the beginning of the 21st century, the wine industry was generating more than 2.4 billion dollars annually for the state with wine grape being the fourth most important fruit crop in the state—behind apple
Apple
The apple is the pomaceous fruit of the apple tree, species Malus domestica in the rose family . It is one of the most widely cultivated tree fruits, and the most widely known of the many members of genus Malus that are used by humans. Apple grow on small, deciduous trees that blossom in the spring...

s, pear
Pear
The pear is any of several tree species of genus Pyrus and also the name of the pomaceous fruit of these trees. Several species of pear are valued by humans for their edible fruit, but the fruit of other species is small, hard, and astringent....

s and cherries. By 2007 the state had certified its 500th winery. In early 2009, the state's 600th winery opened.

Geography and climate

The Cascade Mountain ranges are a defining feature in both the geography and climate of Washington state. It serves as a dividing line between the wet, marine influenced climate of the western part of the state from the drier, desert-like climate of the eastern half. The mountains themselves create a rain shadow
Rain shadow
A rain shadow is a dry area on the lee side of a mountainous area. The mountains block the passage of rain-producing weather systems, casting a "shadow" of dryness behind them. As shown by the diagram to the right, the warm moist air is "pulled" by the prevailing winds over a mountain...

 over the eastern half by blocking weather fronts holding precipitation
Precipitation (meteorology)
In meteorology, precipitation In meteorology, precipitation In meteorology, precipitation (also known as one of the classes of hydrometeors, which are atmospheric water phenomena is any product of the condensation of atmospheric water vapor that falls under gravity. The main forms of precipitation...

 from carrying over the mountains and descending onto the Columbia River Basin. This creates the arid desert like conditions with a more continental climate in Eastern Washington and heightens the roles of river
River
A river is a natural watercourse, usually freshwater, flowing towards an ocean, a lake, a sea, or another river. In a few cases, a river simply flows into the ground or dries up completely before reaching another body of water. Small rivers may also be called by several other names, including...

s—most notably the Walla Walla, Yakima, Snake and Columbia River
Columbia River
The Columbia River is the largest river in the Pacific Northwest region of North America. The river rises in the Rocky Mountains of British Columbia, Canada, flows northwest and then south into the U.S. state of Washington, then turns west to form most of the border between Washington and the state...

-- in the region's viticulture. In addition to providing vital irrigation sources, the rivers also help to moderate temperatures during the winter which is prone to severe frost and freeze coming from the Arctic
Arctic
The Arctic is a region located at the northern-most part of the Earth. The Arctic consists of the Arctic Ocean and parts of Canada, Russia, Greenland, the United States, Norway, Sweden, Finland, and Iceland. The Arctic region consists of a vast, ice-covered ocean, surrounded by treeless permafrost...

. In winter, overnight temperatures in the wine growing regions of Eastern Washington can drop to as low as -15 °F. The sudden drop to these sub-zero temperatures can make the water in a vine's wood canopy
Canopy (vine)
In viticulture, the canopy of a grapevine includes the parts of the vine visible aboveground - the trunk, cordon, stems, leaves, flowers, and fruit. The canopy plays a key role in light energy capture via photosynthesis, water use as regulated by transpiration, and microclimate of ripening grapes...

 quickly freeze which can cause the vine to literally burst open. The severity of these conditions can wreak havoc on a year's harvest, as was the case in the Walla Walla AVA with the big winter freezes of 1996 and 2003.

The geological history of the state can be traced to the movement of glacier
Glacier
A glacier is a large persistent body of ice that forms where the accumulation of snow exceeds its ablation over many years, often centuries. At least 0.1 km² in area and 50 m thick, but often much larger, a glacier slowly deforms and flows due to stresses induced by its weight...

s along the edge of the Pacific Northwestern section of the North American Plate
North American Plate
The North American Plate is a tectonic plate covering most of North America, Greenland, Cuba, Bahamas, and parts of Siberia, Japan and Iceland. It extends eastward to the Mid-Atlantic Ridge and westward to the Chersky Range in eastern Siberia. The plate includes both continental and oceanic crust...

 that retreated from the area over 16,000 years ago, leaving behind a free-draining gravel
Gravel
Gravel is composed of unconsolidated rock fragments that have a general particle size range and include size classes from granule- to boulder-sized fragments. Gravel can be sub-categorized into granule and cobble...

 bed up to 250 feet (76 m) deep in some places. The Great Missoula Floods
Missoula Floods
The Missoula Floods refer to the cataclysmic floods that swept periodically across eastern Washington and down the Columbia River Gorge at the end of the last ice age. The glacial flood events have been researched since the 1920s...

 at the end of Ice Age
Ice age
An ice age or, more precisely, glacial age, is a generic geological period of long-term reduction in the temperature of the Earth's surface and atmosphere, resulting in the presence or expansion of continental ice sheets, polar ice sheets and alpine glaciers...

 created much of the Columbia River basin and brought soil deposits to the region from as far away as modern day Montana
Montana
Montana is a state in the Western United States. The western third of Montana contains numerous mountain ranges. Smaller, "island ranges" are found in the central third of the state, for a total of 77 named ranges of the Rocky Mountains. This geographical fact is reflected in the state's name,...

. These floods released a torrent waves of water (nearly equal to the amount of water in Lake Ontario
Lake Ontario
Lake Ontario is one of the five Great Lakes of North America. It is bounded on the north and southwest by the Canadian province of Ontario, and on the south by the American state of New York. Ontario, Canada's most populous province, was named for the lake. In the Wyandot language, ontarío means...

 and Lake Erie
Lake Erie
Lake Erie is the fourth largest lake of the five Great Lakes in North America, and the tenth largest globally. It is the southernmost, shallowest, and smallest by volume of the Great Lakes and therefore also has the shortest average water residence time. It is bounded on the north by the...

 combined) traveling more than 60 miles per hour (96.6 km/h) and 500 feet (152.4 m) high across the Columbia Plateau. These floods carved out the geographical landscape of the region, creating coulees and gravel bars as well as depositing layers of gravel
Gravel
Gravel is composed of unconsolidated rock fragments that have a general particle size range and include size classes from granule- to boulder-sized fragments. Gravel can be sub-categorized into granule and cobble...

s, sand
Sand
Sand is a naturally occurring granular material composed of finely divided rock and mineral particles.The composition of sand is highly variable, depending on the local rock sources and conditions, but the most common constituent of sand in inland continental settings and non-tropical coastal...

s and silt
Silt
Silt is granular material of a size somewhere between sand and clay whose mineral origin is quartz and feldspar. Silt may occur as a soil or as suspended sediment in a surface water body...

 that would eventually mix with loess
Loess
Loess is an aeolian sediment formed by the accumulation of wind-blown silt, typically in the 20–50 micrometre size range, twenty percent or less clay and the balance equal parts sand and silt that are loosely cemented by calcium carbonate...

 and volcanic dust.

Today the topsoil
Topsoil
Topsoil is the upper, outermost layer of soil, usually the top to . It has the highest concentration of organic matter and microorganisms and is where most of the Earth's biological soil activity occurs.-Importance:...

 found through the Columbia Valley is mostly sand
Sand
Sand is a naturally occurring granular material composed of finely divided rock and mineral particles.The composition of sand is highly variable, depending on the local rock sources and conditions, but the most common constituent of sand in inland continental settings and non-tropical coastal...

y and stone-studded on top of basalt
Basalt
Basalt is a common extrusive volcanic rock. It is usually grey to black and fine-grained due to rapid cooling of lava at the surface of a planet. It may be porphyritic containing larger crystals in a fine matrix, or vesicular, or frothy scoria. Unweathered basalt is black or grey...

-based soil foundation created by persistent lava
Lava
Lava refers both to molten rock expelled by a volcano during an eruption and the resulting rock after solidification and cooling. This molten rock is formed in the interior of some planets, including Earth, and some of their satellites. When first erupted from a volcanic vent, lava is a liquid at...

. These sandy loam vineyard soils create a mostly inhospitable environment for the phylloxera
Phylloxera
Grape phylloxera ; originally described in France as Phylloxera vastatrix; equated to the previously described Daktulosphaira vitifoliae, Phylloxera vitifoliae; commonly just called phylloxera is a pest of commercial grapevines worldwide, originally native to eastern North America...

 louse to survive which may be one of the reasons why the phylloxera epidemic has not ravaged the Washington wine industry as it has the Californian and French wine
French wine
French wine is produced in several regions throughout France, in quantities between 50 and 60 million hectolitres per year, or 7–8 billion bottles. France has the world's second-largest total vineyard area, behind Spain, and is in the position of being the world's largest wine producer...

 industries in the past. The state's northerly location above the 46th parallel north
46th parallel north
The 46th parallel north is a circle of latitude that is 46 degrees north of the Earth's equatorial plane. It crosses Europe, Asia, the Pacific Ocean, North America, and the Atlantic Ocean....

 allows Washington's major wine growing regions to experience 17 hours of sunlight in the summer, two more hours of sunlight during the peak of growing season than what California sees further south. During the growing season Eastern Washington experiences a wide diurnal temperature variation
Diurnal temperature variation
Diurnal temperature variation is a meteorological term that relates to the variation in temperature that occurs from the highs of the day to the cool of nights.-Temperature lag:Temperature lag is an important factor in diurnal temperature variation...

 (up to 40 °F (4.4 °C) difference between daytime highs and nighttime lows) which allows the fruit to fully ripening while the cool nights help the vines to shut down, allowing the grape to maintain natural levels of acidity.

Viticulture

Viticulture in Washington State is deeply influenced by the use of irrigation and the water rights associated with suitable vineyard land. Sourced from the major rivers that run through the area, most vineyards in Eastern Washington are irrigated though some vineyards (especially in the slightly wetter Walla Walla Valley near the Blue Mountains
Blue Mountains (Oregon)
The Blue Mountains are a mountain range in the western United States, located largely in northeastern Oregon and stretching into southeastern Washington...

), have begun experimenting with dry farming. The ever present threat of severe winter frost has influenced viticultural practices including the adoption of wind machine
Wind machine
The wind machine is a specialist musical instrument used to produce the sound of wind. One type uses an electric fan with wooden slats added to produce the required sound...

s to churn and circulate air in the vineyard. In the late 20th century, many producers began adapting Russian vine-training techniques for fan-training which promotes better air circulation among the vine so cold air doesn't settle on the vine. Due to the minimal risk exposure to phylloxera, some produces have opted to leave their vines ungrafted on its original rootstock
Rootstock
A rootstock is a plant, and sometimes just the stump, which already has an established, healthy root system, used for grafting a cutting or budding from another plant. The tree part being grafted onto the rootstock is usually called the scion...

 since an exposed graft union is more vulnerable to frost damage. One benefit of the traditionally cold winters is that the grapevines are allowed to go into full dormancy
Dormancy
Dormancy is a period in an organism's life cycle when growth, development, and physical activity are temporarily stopped. This minimizes metabolic activity and therefore helps an organism to conserve energy. Dormancy tends to be closely associated with environmental conditions...

, which allows the vines to shut down and conserve energy that will be vital at the beginning of the new growth cycle for the vine. The threat of freezing condition is the main viticultural hazard that vine growers need to concern themselves with since the lack of rainfall during the summer and autumn contribute to the dry, arid conditions that allows most of Washington vineyards to be relatively disease free.

Until recently, there has been very little clonal diversity among the grape varieties grown in Washington. This has led to some critics, such as Hugh Johnson noting a monotone
Monotone
Monotone refers to a sound, for example speech or music, that has a single unvaried tone.Monotone or monotonicity may also refer to:*Monotone , an open source revision control system*Monotone class theorem, in measure theory...

 tendency in some Washington wines that limit their quality and subtlety. Along with many other New World wine
New World wine
New World wines are those wines produced outside the traditional wine-growing areas of Europe, in particular from Argentina, Australia, Canada, Chile, New Zealand, South Africa and the United States.-Early wines in the Americas:...

 regions, viticulture in Washington is highly mechanized with nearly 80% of each years harvest being mechanically harvested. To accommodate the machine harvested, vineyard rows are widely spaced and usually trained in bilateral cordons. Harvest typically takes place from late September till the end of October.

Irrigation

While the use of irrigation is disparaged or even prohibited in many premium wine producing regions, its use in Washington is absolutely vital and is a major asset in quality wine production. The average vineyard in Eastern Washington receives around 8 inches (203.2 mm) annually of rainfall, most of it in the winter months. Without irrigation, agriculture in the region wouldn't be possible. Compared to other wine regions that do not need or practice irrigation, a vineyard manager in Washington State has more control over potential quality of the grapes. Utilizing drip irrigation and controlling the amount of water the vines receive and wine allows the grower to limit the amount of vigor (and thus yields) of vine and leverage water stress
Water stress
Researchers define water stress and water scarcity in different ways. For example, some have presented maps showing the physical existence of water in nature to show nations with lower or higher volumes of water available for use. Others have related water availability to population...

 to produce more concentrated flavors and phenolic compounds in the grape. Growers will often withhold water early during the growing season to control leaf canopy which can have a beneficial business aspect by saving money compared to using costly viticultural chores such as sucker pruning
Pruning
Pruning is a horticultural practice involving the selective removal of parts of a plant, such as branches, buds, or roots. Reasons to prune plants include deadwood removal, shaping , improving or maintaining health, reducing risk from falling branches, preparing nursery specimens for...

, leaf striping and mildew
Mildew
Mildew refers to certain kinds of molds or fungi.In Old English, it meant honeydew , and later came to mean mildew in the modern sense of mold or fungus....

 treatment to control and tend to the leaf canopy. Applying a controlled amount of water during the ripening period following veraison
Veraison
Véraison is a viticulture term meaning "the onset of ripening". It is originally French, but has been adopted into English use...

encourages the grapes to ripen faster without a reductive loss in quality. One additional benefit of irrigation is frost protection. Following harvest, growers will soak the soil of the vineyard to moisten the soil down to two feet. As temperatures drop, this water can form a protective layer of ice that will give the vine an few extra degrees of protection from freezing temperature that may damage the roots.

Wine regions

Geographically and viticulturally, Washington is divided into section separated by the Cascade Mountain chain. The cooler, wetter Western Washington which includes the population centers of Seattle, Tacoma and Olympia
Olympia, Washington
Olympia is the capital city of the U.S. state of Washington and the county seat of Thurston County. It was incorporated on January 28, 1859. The population was 46,478 at the 2010 census...

 is responsible for less than 1% of the state's wine production and is home to one American Viticultural Area (AVA)-the Puget Sound AVA. However, many wineries such as Chateau Ste Michelle, Andrew Will, Quilceda Creek and those located in Woodinville wine country
Woodinville wine country
Woodinville wine country is an area of Western Washington situated around the city of Woodinville, near Seattle. Several of the state's notable wineries, such as Chateau Ste. Michelle, Columbia Winery, Novelty Hill Januik, and Silver Lake are located here...

 have production facilities and tasting rooms in Western Washington. These wineries will often either own or buy from vineyards in Eastern Washington and have the grapes trucked over to the mountains to their facility. The warmer, drier eastern part of the state is home to the vast Columbia Valley which extends south into Oregon. The Columbia Valley AVA is sub-divided into several smaller AVAs including Yakima Valley
Yakima Valley
Yakima Valley may refer to:*Yakima River Valley in southeastern Washington*Yakima Valley AVA...

, Walla Walla Valley, Red Mountain, Wahluke Slope, Horse Heaven Hills
Horse Heaven Hills
The Horse Heaven Hills are a long range of high, rolling hills in Klickitat, Yakima, and Benton counties in Washington State located east of Satus Creek and west of the Columbia River between the Yakima River and the Wallula Gap. The hills are an anticline ridge in the Yakima fold belt formed by...

, Rattlesnake Hills
Rattlesnake Hills
The Rattlesnake Hills is a 16 mile long anticline mountain ridge in Yakima County and Benton County in the U.S. state of Washington. Also known as Rattlesnake Mountain and Rattlesnake Ridge, it should not be confused with the much smaller Rattlesnake Ridge located near the west end of Ahtanum Ridge...

 and Snipes Mountain. To the north in the larger Columbia Valley AVA is the recently added Lake Chelan AVA, and two pending AVAs, the Ancient Lakes AVA in the north central part of the state, and one around Wenatchee on the Columbia River. West of the Columbia Valley is the Columbia Gorge AVA which, along with the Walla Walla AVA, is also shared with Oregon.

Columbia Valley AVA

The large Columbia Valley AVA
Columbia Valley AVA
The Columbia Valley AVA is an American Viticultural Area which lies in the Columbia River Plateau, through much of central and southern Washington state, with a small section crossing into the neighboring state of Oregon. The AVA includes the drainage basin of the Columbia River and its tributaries...

was established in 1984 and covers more than a third of the state and crosses over the border into Oregon. Within this large AVA are several smaller AVAs including the Horse Heaven Hills, Rattlesnake Hills, Red Mountain, Snipes Mountain, Wahluke Slope, Walla Walla and Yakima Valley AVAs. Of the region's 11.5 million acres (4.65 million hectares), nearly 16670 acres (6,746.1 ha) were planted as of 2008. The boundaries of the AVA extend south from the Okanagan
Okanagan
The Okanagan , also known as the Okanagan Valley and sometimes as Okanagan Country is a region located in the Canadian province of British Columbia defined by the basin of Okanagan Lake and the Canadian portion of the Okanagan River. As of 2009, the region's population is approximately 350,927. The...

 wilderness and include most of the Columbia River Basin extending east along the Snake River to the Idaho
Idaho
Idaho is a state in the Rocky Mountain area of the United States. The state's largest city and capital is Boise. Residents are called "Idahoans". Idaho was admitted to the Union on July 3, 1890, as the 43rd state....

 border. Many of the Columbia Valley's vineyards are planted along a broad, semi-arid plateau at altitudes of 1,000-2,000 feet (300–600 meters). The climate of the Columbia, like most of Eastern Washington, is continental though a wide range of microclimates exist. The area sees anywhere from 1,240 to 1,440 degree
Degree (temperature)
The term degree is used in several scales of temperature. The symbol ° is usually used, followed by the initial letter of the unit, for example “°C” for degree Celsius...

 days Celsius with most of these microclimates falling into classifications of Regions I and II on the Winkler scale of heat summation. On average the Columbia Valley sees over 300 cloudless days a years and experiences no more than 15 inches (381 mm) of rainfall.
The Horse Heaven Hills AVA
Horse Heaven Hills AVA
The Horse Heaven Hills AVA is an American Viticultural Area in southeastern Washington, and is part of the larger Columbia Valley AVA. The Horse Heaven Hills AVA borders the Yakima Valley AVA on the north and the Columbia River on the south. Elevations in this AVA range from above sea level in...

was established in 2005 and is home of some of the state's largest and oldest vineyards. Of the region's 570000 acres (230,671 ha), nearly 6180 acres (2,501 ha) were planted as of 2008. The boundaries of the AVA follow its namesake hills to the north which forms the southern border of the Yakima Valley and extends southward to the Columbia River. In 1972, the first vineyard planted was planted in this region called Mercer Ranch. Now known as Champoux Vineyard
Champoux Vineyard
Champoux Vineyard is a grape growing estate located in the Horse Heaven Hills AVA of Washington State. Grapes grown in the vineyard have been used to produce some of the most critically acclaimed Washington wines with the name Champoux regularly being featured on vineyard designated wines...

, it is one of the most prestigious and sought after grapes in the state with it name appearing on several vineyard designated wines. The vineyard is also home to some of the oldest Cabernet Sauvignon vines in the country. Many of the best vineyards are planted along the right bank of the Columbia River, though some areas are prone to exposure to winds in excess of 25 miles per hour (40.2 km/h) at which point vines are at risk of shutting down, metabolically and hindering the ripening process. However the wind also serves to toughen grape skins, which can increase phenols, moderate temperatures and keep the vine's canopy dry which aids in disease control.

The Wahluke Slope AVA
Wahluke Slope AVA
The Wahluke Slope AVA is an American Viticultural Area located within Grant County, Washington. It is part of the larger Columbia Valley AVA. The area is primarily known for Merlot and Cabernet Sauvignon.- Geography and climate :...

was established in 2006 and produces, on average, around 20% of the state's wine grapes. Of the region's 81000 acres (32,779.6 ha), nearly 5190 acres (2,100.3 ha) were planted as of 2008. Located among the foothills south of the Saddle Mountains
Saddle Mountains
The Saddle Mountains consists of an upfolded anticline ridge of basalt in Grant County of central Washington state. The ridge, reaching to 2,700 feet, terminates in the east south of Othello, Washington near the foot of the Drumheller Channels...

, the Wahluke Slope is one of the warmest and driest regions in the state. The Columbia River forms the western and southern boundaries of the AVA with the Hanford Reach National Monument
Hanford Reach National Monument
The Hanford Reach National Monument is a national monument in the U.S. State of Washington. It was created in 2000, mostly from the former security buffer surrounding the Hanford Nuclear Reservation...

 bordering the appellation on the east. The vintage characteristics of Wahluke slope is very consistent year to year due to the area's reliably dry, warm climate and uniform coarse gravelly sand soils that drain water well. More than three quarters of the area's production is in red wine grapes-particular Merlot, Cabernet Sauvignon and Syrah. As of 2007, more than 50 wineries purchased grapes from the Wahluke Slope with many of them featuring the AVA or one of its 20 vineyards on wine labels.

In April 2009 the Lake Chelan AVA
Lake Chelan AVA
The Lake Chelan AVA is an American Viticultural Area in Washington State. Located in the north-central part of the state around Lake Chelan, the area is a sub-appellation of the greater Columbia Valley AVA...

, located around Lake Chelan
Lake Chelan
Lake Chelan is a narrow, 55-mile-long lake in Chelan County, northern Washington state, U.S. It is the largest natural lake in Washington state...

 in the Columbia Valley was approved as an American Viticultural Area. The Columbia Valley may be further sub-divided with regions near Leavenworth
Leavenworth, Washington
Leavenworth is a city in Chelan County, Washington, United States. It is part of the Wenatchee–East Wenatchee Metropolitan Statistical Area. The population was 1,965 at the 2010 census. The entire town center is modelled on a Bavarian village.-History:...

, the Wenatchee Valley and along the eastern foothills of the Cascade Mountains (in a region collectively called the Columbia Cascades) expected to seek federally designation.

Yakima Valley AVA

The Yakima Valley AVA
Yakima Valley AVA
The Yakima Valley AVA was the first American Viticultural Area established within Washington State, gaining the recognition in 1983. Part of the larger Columbia Valley AVA, Yakima Valley AVA is home to more than of vineyards, giving the area the largest concentration of wineries and vineyards in...

was established in 1983 and is the oldest agricultural region in the state. The third largest AVA, the area is responsible for more than 40% of the state's entire wine production. Located within the larger Columbia Valley AVA, the Yakima Valley AVA is further sub-divided into the smaller Red Mountain, Snipes Mountain and Rattlesnake Hills AVAs Of the region's 665000 acres (269,116.2 ha), nearly 11120 acres (4,500.1 ha) were planted as of 2008. Within the larger AVA are vineyard planted in some of the coolest regions in Eastern Washington including Boushey Vineyard
Boushey Vineyard
Boushey Vineyard is a grape-growing estate located in the Yakima Valley AVA, north of Grandview, Washington. Grapes grown in the vineyard have been used to produce some of the most critically acclaimed Washington wines with the name Boushey regularly being featured on vineyard designated wines...

. The boundaries of the AVA are framed from the foothills of the Cascade Mountains to the west and follows the path of the Yakima Valley to Red Mountain which shapes its eastern border. The Rattlesnake Hills and Horse Heaven Hills frame the AVA to the north and south, respectively. The Yakima Valley is home to state's highest concentration of wineries.
The Red Mountain AVA
Red Mountain AVA
The Red Mountain AVA is an American Viticultural Area that includes the land surrounding Red Mountain in Benton County, Washington. It is part of the Yakima Valley AVA, which in turn is part of the larger Columbia Valley AVA. Located between Benton City and Richland, the Red Mountain AVA is the...

was established in 2001 and is the smallest wine regions in Washington. Of the region's 4040 acres (1,634.9 ha), nearly 740 acres (299.5 ha) were planted as of 2008. The vast majority of the AVA is composed of gentle slope made up of sandy loam soil with high calcium
Calcium
Calcium is the chemical element with the symbol Ca and atomic number 20. It has an atomic mass of 40.078 amu. Calcium is a soft gray alkaline earth metal, and is the fifth-most-abundant element by mass in the Earth's crust...

 content. The area has good air drainage that sees full southern exposure which allows the wine grapes to maintain increased acidity levels and attain optimal ripeness. In recent years Red Mountain has seen an increase of interest in the quality of its Cabernet Sauvignon
Cabernet Sauvignon
Cabernet Sauvignon is one of the world's most widely recognized red wine grape varieties. It is grown in nearly every major wine producing country among a diverse spectrum of climates from Canada's Okanagan Valley to Lebanon's Beqaa Valley...

, Cabernet Franc
Cabernet Franc
Cabernet Franc is one of the major black grape varieties worldwide. It is principally grown for blending with Cabernet Sauvignon and Merlot in the Bordeaux style, but can also be vinified alone - as in the Loire's Chinon...

, Syrah and Sangiovese
Sangiovese
Sangiovese is a red Italian wine grape variety whose name derives from the Latin sanguis Jovis, "the blood of Jove"...

. The soils of Red Mountain are low in nutrients with high pH
PH
In chemistry, pH is a measure of the acidity or basicity of an aqueous solution. Pure water is said to be neutral, with a pH close to 7.0 at . Solutions with a pH less than 7 are said to be acidic and solutions with a pH greater than 7 are basic or alkaline...

 levels. This limits the vigor of the vine producing low yields, small canopy and grape berry sizes 50-60% smaller than the varietal norm. Despite having a reputation as Washington most prestigious and highly sought after AVA, growth in the Red Mountain area was limited by lack of available water rights, needed to establish irrigation. In 2005, the Washington Department of Natural Resources
Washington Department of Natural Resources
The Washington Department of Natural Resources manage over of forest, range, agricultural, and commercial lands for the people of Washington State. DNR also manages of aquatic areas which include shorelines, tidelands, lands under Puget Sound and the coast, and navigable lakes and rivers...

 released water rights for 600 acres (242.8 ha) of land suitable for vineyard development. The new developments is expected to increase the profile of the AVA.

The Rattlesnake Hills AVA
Rattlesnake Hills AVA
The Rattlesnake Hills AVA is an American Viticultural Area located in Yakima County, Washington. United States Alcohol and Tobacco Tax and Trade Bureau awarded Rattlesnake Hills its appellation status on March 20, 2006, making Rattlesnake Hills Washington’s ninth federally recognized American...

was established in 2006 amidst some controversy about whether the terroir
Terroir
Terroir comes from the word terre "land". It was originally a French term in wine, coffee and tea used to denote the special characteristics that the geography, geology and climate of a certain place bestowed upon particular varieties...

of the region was sufficiently different from the greater Yakima Valley AVA. Of the region's 68500 acres (27,721 ha), nearly 1235 acres (499.8 ha) were planted as of 2008. The appellation covers the northern expanse of the Yakima Valley and features the highest elevation than the rest of the valley ranging from 850 feet (259.1 m) to 3000 feet (914.4 m). The temperatures of the region are moderate during the peak growing season but are significantly warmer during the winters than other parts of the Columbia Valley (an average of 8-10 degrees Fahrenheit) which limits the frost danger in the appellation.

The Snipes Mountain AVA
Snipes Mountain AVA
Snipes Mountain AVA is an American Viticultural Area located in the Yakima Valley of Washington State. It was approved by the Bureau of Alcohol, Tobacco, Firearms and Explosives on January 21, 2009 making it Washington's 10th federally-designated AVA. It is the second smallest AVA in the state,...

was established in 2009. With 4145 acres (1,677.4 ha), it is the second smallest AVA in the state, after Red Mountain. The viticultural area is located on Snipes Mountain, a long anticline
Anticline
In structural geology, an anticline is a fold that is convex up and has its oldest beds at its core. The term is not to be confused with antiform, which is a purely descriptive term for any fold that is convex up. Therefore if age relationships In structural geology, an anticline is a fold that is...

 ridge that rises from the floor of the Lower Yakima Valley with comparatively unique, rocky soils, called aridisols
Aridisols
Aridisols are a soil order in USA soil taxonomy. Aridisols form in an arid or semi-arid climate. Aridisols dominate the deserts and xeric shrublands, which occupy about one third of the Earth's land surface...

. The viticultural area also includes Harrison Hill, which lies contiguously east of Snipes Mountain and has similar soil and topography.

Walla Walla AVA

The Walla Walla AVA was established in 1984 with its boundaries amended in 2001. Mostly contained within Washington, a portion of this appellation does extend south into Oregon. Of the region's 303500 acres (122,822.2 ha), nearly 1110 acres (449.2 ha) were planted as of 2008. Along with its wine, Walla Walla is known for its sweet onions that is a local food and wine pairing favorite with the Merlot
Merlot
Merlot is a darkly blue-coloured wine grape, that is used as both a blending grape and for varietal wines. The name Merlot is thought to derive from the Old French word for young blackbird, merlot, a diminutive of merle, the blackbird , probably from the color of the grape. Merlot-based wines...

 grown in the appellation. The region is generally wetter than the rest of the Columbia Valley, receiving more than 20 inches (50 centimeter) of rain on average each year. The area between the town of Walla Walla
Walla Walla, Washington
Walla Walla is the largest city in and the county seat of Walla Walla County, Washington, United States. The population was 31,731 at the 2010 census...

 east to the Blue Mountains
Blue Mountains (Oregon)
The Blue Mountains are a mountain range in the western United States, located largely in northeastern Oregon and stretching into southeastern Washington...

 is the wettest with each mile east of the city closer to the mountains seeing an extra inch of ran. The Walla Walla AVA contains at least four distinct soil profiles scattered across the valley-slackwater terrace, loess, river gravel
Gravel
Gravel is composed of unconsolidated rock fragments that have a general particle size range and include size classes from granule- to boulder-sized fragments. Gravel can be sub-categorized into granule and cobble...

 and flood plain silt. The majority of Walla Walla's vineyards located on a combination of slackwater terrace and loess. The silt and volcanic ash that makes up the region's loess soils contain remnants from the eruption of Mount Mazama
Mount Mazama
Mount Mazama is a destroyed stratovolcano in the Oregon part of the Cascade Volcanic Arc and the Cascade Range. The volcano's collapsed caldera holds Crater Lake, and the entire mountain is located within Crater Lake National Park....

 (which also formed the Crater Lake
Crater Lake
Crater Lake is a caldera lake located in the south-central region of the U.S. state of Oregon. It is the main feature of Crater Lake National Park and famous for its deep blue color and water clarity. The lake partly fills a nearly deep caldera that was formed around 7,700 years agoby the...

 nearly 400 miles (643.7 km) away in Oregon).

Other regions

The Columbia Gorge AVA
Columbia Gorge AVA
The Columbia Gorge AVA is an American Viticultural Area which includes land surrounding the Columbia River Gorge, straddling the border between Oregon and Washington...

was established in 2004. Of the region's 179200 acres (72,519.7 ha), nearly 445 acres (180.1 ha) were planted as of 2008. Similar to the Columbia Valley and Walla Walla AVAs, this appellation also cross over the border south into Oregon where Pinot noir
Pinot Noir
Pinot noir is a black wine grape variety of the species Vitis vinifera. The name may also refer to wines created predominantly from Pinot noir grapes...

 and Pinot gris
Pinot gris
Pinot gris is a white wine grape variety of the species Vitis vinifera. Thought to be a mutant clone of the Pinot noir grape, it normally has a grayish-blue fruit, accounting for its name but the grape can have a brownish pink to black and even white appearance...

. Located along the Columbia River as it bisects the Cascade Range, parts of the AVA fall within a wind tunnel
Wind tunnel
A wind tunnel is a research tool used in aerodynamic research to study the effects of air moving past solid objects.-Theory of operation:Wind tunnels were first proposed as a means of studying vehicles in free flight...

 that is a popular tourist destination for wind surfing but can too fierce for viticulture. Most of the vineyards planted on the Washington side of the appellation are located on south facing slopes above the river where it can receive some protection from the winds. Depending on the elevation vineyards in the Columbia Gorge AVA receive anywhere from 18-30 inches (46-76 centimeters) of rain annually.

The Puget Sound AVA
Puget Sound AVA
The Puget Sound AVA is an American Viticultural Area in western Washington state. It is the only AVA in the state of Washington that is located west of the Cascade Mountains.- Geography and climate :...

is the only wine growing region located in Western Washington. Of the region's 4.75 million acres (1.9 million hectare), only 200 acres (80.9 ha) were planted as of 2008-mostly to cool weather varieties like Madeleine Angevine
Madeleine Angevine
Madeleine Angevine is a white wine grape from the Loire Valley in France that is also popular in the United Kingdom, Germany, Kyrgyzstan and Washington State.. The early-ripening grape is a cross between Madeleine Royale and Précoce de Malingre grapes and is a riesling-type that grows well in...

, Chardonnay, Pinot gris, Pinot noir and Siegerrebe
Siegerrebe
Siegerrebe is a white wine grape that is grown primarily in Germany with some plantings in England, Washington State, and British Columbia's North Okanagan. Siegerrebe was created by German viticulturalist Dr. Georg Scheu in 1929 at a grape-breeding institute in Alzey in Rheinhessen, by crossing...

. Granted AVA status in 1995, the appellation extends from the foothills of the Cascades to the Olympic Peninsula
Olympic Peninsula
The Olympic Peninsula is the large arm of land in western Washington state of the USA, that lies across Puget Sound from Seattle. It is bounded on the west by the Pacific Ocean, the north by the Strait of Juan de Fuca, and the east by Puget Sound. Cape Alava, the westernmost point in the contiguous...

 and islands located in Puget Sound
Puget Sound
Puget Sound is a sound in the U.S. state of Washington. It is a complex estuarine system of interconnected marine waterways and basins, with one major and one minor connection to the Strait of Juan de Fuca and the Pacific Ocean — Admiralty Inlet being the major connection and...

. The climate is heavily affected by the marine influences of nearby Puget Sound and the Pacific Ocean
Pacific Ocean
The Pacific Ocean is the largest of the Earth's oceanic divisions. It extends from the Arctic in the north to the Southern Ocean in the south, bounded by Asia and Australia in the west, and the Americas in the east.At 165.2 million square kilometres in area, this largest division of the World...

 which contributes to mild temperatures, wet winters and dry summers make it ideal for some cool climate grape varieties. The region sees more sunshine than Bordeaux and is drier in average precipitation than Burgundy.

Grape varieties

The early Washington wine industry focused predominately on white wines but in recent years, led by the "Merlot
Merlot
Merlot is a darkly blue-coloured wine grape, that is used as both a blending grape and for varietal wines. The name Merlot is thought to derive from the Old French word for young blackbird, merlot, a diminutive of merle, the blackbird , probably from the color of the grape. Merlot-based wines...

-craze" of the 1990s have shifted the focus to the state's red wines. Chardonnay
Chardonnay
Chardonnay is a green-skinned grape variety used to make white wine. It is originated from the Burgundy wine region of eastern France but is now grown wherever wine is produced, from England to New Zealand...

 also experienced a boom of interested in the 1990s and along with Riesling
Riesling
Riesling is a white grape variety which originated in the Rhine region of Germany. Riesling is an aromatic grape variety displaying flowery, almost perfumed, aromas as well as high acidity. It is used to make dry, semi-sweet, sweet and sparkling white wines. Riesling wines are usually varietally...

 are among the most widely planted grape varieties in the state. While the acreage of Riesling has been steadily decline, there has been renewed interest in the grape in recent years that has been bolstered by the joint Eroica venture between Chateau Ste Michelle and German winemaker Ernst Loosen and the investment by Bonny Doon founder's Randall Grahm to open a winery focused solely on Riesling production. Semillon
Sémillon
Sémillon is a golden-skinned grape used to make dry and sweet white wines, most notably in France and Australia.-History:The origin of the Sémillon grape is hard to determine. It is known that it first arrived in Australia in the early 19th century and by the 1820s the grape covered over 90 percent...

 is another white variety that wine experts like Jancis Robinson
Jancis Robinson
Jancis Mary Robinson OBE, MW is a British wine critic, journalist and editor of wine literature. She currently writes a weekly column for the Financial Times, and writes for her website jancisrobinson.com...

 has noted that the state consistency produces exceptional quality wines from. Merlot was one of the first major vinifera varieties to garner international attention for the state with its distinctive earthiness and structure that can be very different from the softer, plusher styles found in California. However the Merlot vine is very sensitive to frost and after significant damages during major winter freezes in 1996 & 2003, more vintners turned their attention to the hardier Cabernet Sauvignon
Cabernet Sauvignon
Cabernet Sauvignon is one of the world's most widely recognized red wine grape varieties. It is grown in nearly every major wine producing country among a diverse spectrum of climates from Canada's Okanagan Valley to Lebanon's Beqaa Valley...

 and Cabernet Franc
Cabernet Franc
Cabernet Franc is one of the major black grape varieties worldwide. It is principally grown for blending with Cabernet Sauvignon and Merlot in the Bordeaux style, but can also be vinified alone - as in the Loire's Chinon...

. This led to interest in Bordeaux-style blends. In the early 21st century, Syrah has emerged on the scene as a major player.

Today there are over 80 grape varieties
Variety (biology)
In botanical nomenclature, variety is a taxonomic rank below that of species: as such, it gets a three-part infraspecific name....

 grown in Washington state, the primary grapes used in the production of wine are from the Vitis vinifera
Vitis vinifera
Vitis vinifera is a species of Vitis, native to the Mediterranean region, central Europe, and southwestern Asia, from Morocco and Portugal north to southern Germany and east to northern Iran....

family of grapes. The main grapes used in wine production in Washington include Barbera
Barbera
Barbera is a red Italian wine grape variety that, as of 2000, was the third most-planted red grape variety in Italy . It produces good yields and is known for deep color, low tannins and high levels of acid...

, Cabernet Franc, Cabernet Sauvignon, Chardonnay, Chenin Blanc
Chenin Blanc
Chenin blanc , is a white wine grape variety from the Loire valley of France. Its high acidity means it can be used to make everything from sparkling wines to well-balanced dessert wines, although it can produce very bland, neutral wines if the vine's natural vigor is not controlled...

, Gewürztraminer
Gewürztraminer
Gewürztraminer is an aromatic wine grape variety that performs best in cooler climates. It is sometimes referred to colloquially as Gewürz, and in French it is written '...

, Grenache
Grenache
Grenache is one of the most widely planted red wine grape varieties in the world. It ripens late, so it needs hot, dry conditions such as those found in Spain, the south of France, and California's San Joaquin Valley. It is generally spicy, berry-flavored and soft on the palate with a relatively...

, Malbec
Malbec
Malbec is a purple grape variety used in making red wine. The grapes tend to have an inky dark color and robust tannins, and are long known as one of the six grapes allowed in the blend of red Bordeaux wine. The French plantations of Malbec are now found primarily in Cahors in the South West...

, Merlot, Nebbiolo, Petite Syrah, Pinot Gris
Pinot Gris
Pinot gris is a white wine grape variety of the species Vitis vinifera. Thought to be a mutant clone of the Pinot noir grape, it normally has a grayish-blue fruit, accounting for its name but the grape can have a brownish pink to black and even white appearance...

, Pinot Noir
Pinot Noir
Pinot noir is a black wine grape variety of the species Vitis vinifera. The name may also refer to wines created predominantly from Pinot noir grapes...

, Riesling, Sangiovese
Sangiovese
Sangiovese is a red Italian wine grape variety whose name derives from the Latin sanguis Jovis, "the blood of Jove"...

, Sauvignon Blanc
Sauvignon blanc
Sauvignon Blanc is a green-skinned grape variety which originates from the Bordeaux region of France. The grape most likely gets its name from the French word sauvage and blanc due to its early origins as an indigenous grape in South West France., a possible descendant of savagnin...

, Semillon, Syrah, Tempranillo
Tempranillo
Tempranillo is a variety of black grape widely grown to make full-bodied red wines in its native Spain. It is the main grape used in Rioja, and is often referred to as Spain's "noble grape". Its name is the diminutive of the Spanish temprano , a reference to the fact that it ripens several weeks...

, Viognier
Viognier
Viognier is a white wine grape. It is the only permitted grape for the French wine Condrieu in the Rhone valley.-History:The origin of the Viognier grape is unknown. Viognier is presumed to be an ancient grape, possibly originating in Dalmatia and then brought to Rhône by the Romans. One legend...

, and Zinfandel
Zinfandel
Zinfandel is a variety of red grape planted in over 10 percent of California vineyards. DNA fingerprinting revealed that it is genetically equivalent to the Croatian grape Crljenak Kaštelanski, and also the Primitivo variety traditionally grown in Puglia , where it was introduced in the 18th century...

. Vineyard acreage planted to red varieties was 17351 acres (7,021.7 ha) in 2006. The four most prevalent red varieties were Cabernet Sauvignon at 5959 acres (2,411.5 ha), Merlot at 5853 acres (2,368.6 ha), Syrah at 2831 acres (1,145.7 ha), and Cabernet Franc at 1157 acres (468.2 ha). Vineyard acreage planted to white varieties was 13649 acres (5,523.6 ha). The four most prevalent white varieties were Chardonnay at 5992 acres (2,424.9 ha), Riesling at 4404 acres (1,782.2 ha), Sauvignon Blanc at 993 acres (401.9 ha), and Gewürztraminer at 632 acres (255.8 ha).
Washington State is also home to plantings of some lesser known Vitis vinifera varieties that are used in wine production for some experimental wines and blending. These include Abouriou
Abouriou
Abouriou is a red wine grape grown primarily in South West France and, in small quantities, in California. It is a blending grape that along with Malbec, Cabernet Sauvignon, Syrah, Fer, Cabernet Franc, Merlot and Gamay is used to make the French wine Côtes du Marmandais...

, Alicante Bouschet
Alicante Bouschet
Alicante Bouschet or Alicante Henri Bouschet is a wine grape variety that has been widely cultivated since 1866. It is a cross of Petit Bouschet and Grenache. Alicante is a teinturier, a grape with red flesh. It is one of the few teinturier grapes that belong to the Vitis vinifera species...

, Aligoté
Aligoté
Aligoté is a white grape used to make dry white wines in the Burgundy region of France, and which also has significant plantings in much of Eastern Europe including Romania, Russia, Ukraine, Moldova and Bulgaria. With , it was the 22nd most planted vine variety in the world in 2004...

, Auxerrois
Auxerrois
Auxerrois is a historical province of France. Named after the city of Auxerre in Burgundy, it gives its name to several grape varieties:* Auxerrois Blanc is a white wine grape that is widely grown in Alsace, and also in Lorraine, Germany and Luxembourg...

, Black Cornichon, Black Monukka, Black Muscat
Black Muscat
Black Muscat is a Vitis vinifera grape variety derived from the crossing of the Schiava Grossa and Muscat of Alexandria varieties. It is known under a variety of local names such as Golden Hamburg, and Black Hamburg in the US; Muscat de Hambourg in France; Moscato di Amburgo in Italy; and Muscat...

, Black Prince, Blauer Portugieser
Blauer Portugieser
Blauer Portugieser is a red Austrian and German wine grape found primarily in the Rheinhessen, Pfalz and wine regions of Lower Austria. It is also one of the permitted grapes in the Hungarian wine Egri Bikavér . In Germany, the cultivated area covered or 4.5% of the total vineyard area in 2007...

, Calzin, Carignane
Carignane
Carignan is a red wine grape that may have originated in Cariñena, Aragon and was later transplanted to Sardinia, elsewhere in Italy, France, Algeria, and much of the New World. Along with Aramon, it was once considered one of the main grapes responsible for France's wine lake. In California, the...

, Chasselas
Chasselas
Chasselas or Chasselas Blanc is a wine grape variety grown in Switzerland, France, Germany, Portugal, Baja Norte, Mexico, Hungary and New Zealand.Theories of its origin vary. Pierre Galet believes it is a native Swiss variety....

, Chauche Gris, Clevner Mariafeld, Colombard
Colombard
Colombard is an early fruiting white variety of wine grape, better known as French Colombard in North America. It is possibly the offspring of Gouais Blanc and Chenin Blanc....

, Csaba
Csaba
Csaba is a Hungarian given name for males. The name may originally mean either "shepherd" or "gift" in Hungarian. According to legend this was the name of the son of Attila the Hun.Individuals with the given name of Csaba:...

, Ehrenfelser
Ehrenfelser
Ehrenfelser is a white wine grape variety of German origin. It was created by Dr. Heinrich Birk at the Geisenheim Grape Breeding Institute in 1929, by crossing the varieties Riesling and Silvaner, with the identification of Silvaner being somewhat uncertain.Ehrenfelser is grown primarily in the...

, Feher Szagos, Gamay
Gamay
Gamay is a purple-colored grape variety used to make red wines, most notably grown in Beaujolais and in the Loire Valley around Tours. Its full name is Gamay Noir à Jus Blanc. It is a very old cultivar, mentioned as long ago as the 15th century...

, Green Hungarian
Green Hungarian
Green Hungarian, Butschera or Putzscheere is a white Hungarian wine grape. It is also found in California, but in recent years the grape has been declining in number of plantings....

, Lemberger, Madeleine Angevine
Madeleine Angevine
Madeleine Angevine is a white wine grape from the Loire Valley in France that is also popular in the United Kingdom, Germany, Kyrgyzstan and Washington State.. The early-ripening grape is a cross between Madeleine Royale and Précoce de Malingre grapes and is a riesling-type that grows well in...

, Madeleine Sylvaner, Melon de Bourgogne
Melon de Bourgogne
Melon de Bourgogne or Melon is a variety of white grape grown primarily in the Loire Valley region of France. It is also grown in North America. It is best known through its use in the white wine Muscadet....

, Mission
Mission (grape)
Mission grapes are a variety of Vitis vinifera introduced from Spain to the western coasts of North and South America in the 16th century by Catholic New World missionaries for use in making sacramental, table, and fortified wines.-History:...

, Morio Muscat
Morio Muscat
Morio Muscat is a white wine grape that was created by viticulturalist Peter Morio at the Geilweilerhof Institute for Grape Breeding in the Palatinate in 1928. He claimed to have crossed the varieties Silvaner and Pinot Blanc, but based on the variety's properties it has been speculated that he...

, Muller-Thurgau
Müller-Thurgau
Müller-Thurgau is a variety of white grape which was created by Hermann Müller from the Swiss Canton of Thurgau in 1882. It is a crossing of Riesling with Madeleine Royale. It is used to make white wine in Germany, Austria, Northern Italy, Hungary, England, in Australia, Czech Republic, Slovakia,...

, Muscat of Alexandria
Muscat of Alexandria
Muscat of Alexandria is a white wine grape that is a member of the Muscat family of Vitis vinifera. It is considered an "ancient vine", and wine experts believe it is one of the oldest genetically unmodified vines still in existence...

, Muscat Canelli, Muscat Ottonel
Muscat Ottonel
Muscat Ottonel or Muskat-Ottonel is a white wine grape that is a member of the Muscat family of Vitis vinifera. It is most notable for its use in dessert wines from Austria, Croatia and Serbia as well as dry wines from Alsace and Hungary...

, Palomino
Palomino (grape)
Palomino is a white grape widely grown in Spain and South Africa, and best known for its use in the manufacture of sherry.-Wine regions:In Spain, the grape is split into the sub-varieties Palomino Fino, Palomino Basto, and Palomino de Jerez, of which Palomino Fino is by far the most important,...

, Petite Verdot, Pinot Blanc
Pinot Blanc
Pinot blanc is a white wine grape. It is a point genetic mutation of Pinot noir. Pinot noir is genetically unstable and will occasionally experience a point mutation in which a vine bears all black fruit except for one cane which produced white fruit....

, Pinot Meunier
Pinot meunier
Pinot Meunier, , also known as Meunier or Black Riesling, is a variety of black wine grape most noted for being one of the three main grapes used in the production of champagne...

, Pirovano, Rkatsiteli
Rkatsiteli
Rkatsiteli is a kind of grape used to produce white wine.-History:This ancient vinifera originates in Georgia and is one of the oldest grape varieties...

, Rose of Peru, Salvador
Salvador (grape)
Salvador is a red wine grape that is grown primarily in the Central Valley of California with some experimental plantings in Washington State.The grape is normally used as a teinturier imparting some of its deep coloring to the blend. The grape's juice has a gelatin like texture and is difficult...

, Sauvignon Vert
Sauvignon vert
Sauvignon vert is a white wine grape of the species Vitis vinifera. It is widely planted in Chile where it was historically mistaken for Sauvignon blanc...

, Scheurebe
Scheurebe
Scheurebe or Sämling 88 is a white wine grape variety. It is primarily grown in Germany and Austria, where it often is called Sämling 88 , and some parts of the New World...

, Siegerrebe
Siegerrebe
Siegerrebe is a white wine grape that is grown primarily in Germany with some plantings in England, Washington State, and British Columbia's North Okanagan. Siegerrebe was created by German viticulturalist Dr. Georg Scheu in 1929 at a grape-breeding institute in Alzey in Rheinhessen, by crossing...

, Sylvaner, Trollinger
Trollinger
Trollinger is a light-red, late-maturing wine grape variety that was originally cultivated in the wine regions of South Tyrol and Trentino.It probably reached the southern regions of Germany during Roman times...

, and Trousseau
Trousseau Gris
Trousseau Gris is a French variety of white wine grape. It is occasionally found in eastern France and was once widely grown in California under the name Gray Riesling. In cool climates it can produce fresh aromatic wines...

. Some notable French hybrid grapes
Hybrid grapes
Hybrid grapes are grape varieties that are the product of a crossing of two or more Vitis species. This is in contrast to crossings between grape varieties of the same species, typically Vitis vinifera, the European grapevine. Hybrid grapes are also referred to as inter-specific crossings...

 used in wine production include Aurore and Baco Noir
Baco noir
Baco noir is a hybrid red wine grape variety produced from a cross of Vitis vinifera var. Folle Blanche, a French wine grape, and an unknown variety of Vitis riparia indigenous to North America. Baco noir produces a medium body, deeply tinted, acidic red wine which is fruit forward and often...

.

Wines

The wines of Washington State are often characterized by their bright fruit flavors and crisp acidity. In recent years, the state's red wines have leaned towards riper, more fruit forward flavors, noticeable tannins and oak influence with moderately high alcohol levels. Wine experts such as Jancis Robinson and Hugh Johnson have described quality examples of Washington wines to exhibit fresh acidity, deep coloring, with bright, intense fruit flavors that can usually age in the bottle for at least 8 years before the fruit structure starts to fade. Karen MacNeil
Karen MacNeil
Karen MacNeil is an American author, journalist, wine educator and consultant based in Napa Valley. MacNeil is also the creator and chairman of the Rudd Center for Professional Wine Studies at the Culinary Institute of America in St...

 notes that the red wines of Washington, especially the Cabernets and Merlots, often exhibited lush texture with very concentrated berry flavors reminiscent of the wild fruit found in the Pacific Northwest
Pacific Northwest
The Pacific Northwest is a region in northwestern North America, bounded by the Pacific Ocean to the west and, loosely, by the Rocky Mountains on the east. Definitions of the region vary and there is no commonly agreed upon boundary, even among Pacific Northwesterners. A common concept of the...

 such as blackberries, boysenberries, cherries and raspberries
Raspberry
The raspberry or hindberry is the edible fruit of a multitude of plant species in the genus Rubus, most of which are in the subgenus Idaeobatus; the name also applies to these plants themselves...

. The state is often described as combing New World fruit with Old World style. Paul Gregutt
Paul Gregutt
Paul Gregutt is an American wine writer whose focus is the wine of Oregon and Washington. Gregutt publishes a column titled "Wine Adviser" in The Seattle Times, and contributes to publications such as Vineyard & Winery Management, Yakima Herald-Republic, the Walla Walla Union-Bulletin and the...

, wine writer for The Seattle Times
The Seattle Times
The Seattle Times is a newspaper serving Seattle, Washington, US. It is the largest daily newspaper in the state of Washington. It has been, since the demise in 2009 of the printed version of the rival Seattle Post-Intelligencer, Seattle's only major daily print newspaper.-History:The Seattle Times...

and Wine Enthusiast describe Washington wines as maintaining strong purity and typicity
Typicity
Typicity is a term in wine tasting used to describe the degree to which a wine reflects its varietal origins, and thus demonstrate the signature characteristics of the grape from which it was produced, i.e., how much a Merlot wine “tastes like a Merlot”...

 of varietal
Varietal
"Varietal" describes wines made primarily from a single named grape variety, and which typically displays the name of that variety on the wine label. Examples of grape varieties commonly used in varietal wines are Cabernet Sauvignon, Chardonnay and Merlot...

 flavors with firm, ripe tannins and bright acidity. Gregutt says Washington wines have the potential to combine the structure and polish of French wines with the ripness and fruit of California wines.

Washington produces a full spectrum of wines ranging from mass-produced to premium boutique wines. It also produces nearly every style of wine including rosé, sparkling, fruit, fortified, still and late harvest dessert wine
Dessert wine
Dessert wines are sweet wines typically served with dessert.There is no simple definition of a dessert wine. In the UK, a dessert wine is considered to be any sweet wine drunk with a meal, as opposed to the white fortified wines drunk before the meal, and the red fortified wines drunk after it...

s afflicted with Botrytis cinerea
Botrytis cinerea
Botrytis cinerea is a necrotrophic fungus that affects many plant species, although its most notable hosts may be wine grapes. In viticulture, it is commonly known as botrytis bunch rot; in horticulture, it is usually called grey mould or gray mold.The fungus gives rise to two different kinds of...

. Some years can even produce favorable conditions for ice wine
Ice wine
Ice wine is a type of dessert wine produced from grapes that have been frozen while still on the vine. The sugars and other dissolved solids do not freeze, but the water does, allowing a more concentrated grape must to be pressed from the frozen grapes, resulting in a smaller amount of more...

 production. In 2006, The Wine Advocate
The Wine Advocate
The Wine Advocate, informally abbreviated TWA or WA, is a U.S. bimonthly wine publication featuring the consumer advice of wine critic Robert M. Parker, Jr....

gave two perfect scores of 100 points for Cabernet Sauvignon wines made by Quilceda Creek Vintners
Quilceda Creek Vintners
Quilceda Creek Vintners is a boutique winery in Snohomish, Washington specializing in premium Cabernet Sauvignon wine. The winery is named for a nearby creek in Snohomish County. Although the winery facility is located west of the Cascade Range, the winery sources all of its grapes from six...

 using grapes from several Washington AVA
AVA
-Places:* Ava, Illinois, a city in Jackson County, Illinois, United States* Ava, Missouri, a city in Douglas County, Missouri, United States* Ava, New York, a town in Oneida County, New York, USA...

s. Only 15 other American wines have ever been scored so highly by The Wine Advocate, all from California. Chateau Ste Michelle Wine Estates (which owns the original Chateau Ste Michelle label as well as several others) is the largest producer in the state, owning more than a third of all vineyard land in Washington.

Challenges in the consumer market

In his book Washington Wines and Wineries: The Essential Guide, Paul Gregutt, a wine writer for The Seattle Times and Wine Enthusiast, found that there is a common perception that Washington does not excel with any particular flagship variety or blend, as is common in most of the world's notable wine regions such as Napa Valley with Cabernet Sauvignon, the Mosel with Riesling, Australia with Shiraz, Chablis with Chardonnay and Pomerol with Merlot-based blends. There is also a perception that Washington wines are more expensive than other New World wine regions despite the fact that the state's two largest producers (Chateau Ste Michelle & Columbia Crest) focus primarily on value wine production. This may be partly due, as Gregutt noted, to the fact that many consumers think that Chateau Ste Michelle and Columbia Crest are California wine producers.

Despite producing significantly more wine than neighboring Oregon
Oregon wine
The state of Oregon in the United States has established an international reputation for its production of wine. Oregon has several different growing regions within the state's borders which are well-suited to the cultivation of grapes; additional regions straddle the border between Oregon and the...

, Washington wine lags far behind in consumer recognition among the general wine market. Wine experts such as Tom Stevenson
Tom Stevenson
Tom Stevenson is a British author who has been writing about wine for more than 30 years. Described by his colleagues as one of today’s most prolific wine authors, Stevenson is regarded as the world’s leading authority on Champagne...

 speculate that this is because the wine industry in Oregon is uniquely associated with one main varietal--Pinot noir
Pinot Noir
Pinot noir is a black wine grape variety of the species Vitis vinifera. The name may also refer to wines created predominantly from Pinot noir grapes...

--while Washington has yet to shape an identity around any particular varietal or blend but instead aims to succeed in producing many varietals and blends of high quality. The similarity between the name of the state and the capital of the United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

-Washington DC-may also contribute to the wine industry's lower profile. Master of Wine
Master of Wine
Master of Wine is a qualification issued by The Institute of Masters of Wine in the United Kingdom...

 Bob Betz, who represented Chateau Ste Michelle for 28 years as an educator and now makes wine under his own label, noted that often in his travels internationally and across the United States he would get asked "which side of the Potomac?" that Washington wine grapes were grown on. According to Betz, a significant challenge to the Washington wine industry is increasing consumer awareness and name recognition of the state's AVAs that appear on wine labels.

External links

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