The 'Irwin' mango is a commercial mango cultivar which was developed in South Florida.

History

The original 'Irwin' tree was a seedling of the 'Lippens

Lippens (mango)

The Lippens mango is a named mango cultivar that originated in south Florida.- History :The original tree was reportedly grown from a Haden mango seed planted on the property of Peter and Irene Lippens in Miami, Florida in 1931. The tree first fruited in 1938, and commercial propagation began in 1945...

' cultivar that was open-cross pollinated with 'Haden

Haden (mango)

The Haden' mango is a named mango cultivar that became one of the most widely cultivated in the world after it was introduced in the early 20th century through south Florida. It would ultimately become the parent of many other mango cultivars later developed in Florida.- History :In 1902, Captain...

', planted on the property of F.D. Irwin in Miami, Florida

Miami, Florida

Miami is a city located on the Atlantic coast in southeastern Florida and the county seat of Miami-Dade County, the most populous county in Florida and the eighth-most populous county in the United States with a population of 2,500,625...

 in 1939. The tree first bore fruit in 1945 and was named and described in 1949. The fruit gained commercial acceptance due to its good production, flavor, relative disease resistance, and attractive color. 'Irwin' has also been sold as a nursery stock tree for home growing in Florida.

Today 'Irwin' is grown on some commercial scale in a number of countries, including Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

, Taiwan

Taiwan

Taiwan , also known, especially in the past, as Formosa , is the largest island of the same-named island group of East Asia in the western Pacific Ocean and located off the southeastern coast of mainland China. The island forms over 99% of the current territory of the Republic of China following...

, and Australia

Australia

Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

, where it was introduced in the 1970s.

'Irwin' trees are planted in the collections of the USDA's germplasm repository in Miami, the University of Florida's Tropical Research and Education Center in Homestead, Florida

Homestead, Florida

Homestead is a city in Miami-Dade County, Florida, United States nestled between Biscayne National Park to the east and Everglades National Park to the west. Homestead is primarily a Miami suburb and a major agricultural area....

, and the Miami-Dade Fruit and Spice Park

Fruit and Spice Park

The Fruit and Spice Park is a botanical garden in metropolitan Miami at 24801 SW 187 Avenue, located in the rural agricultural community of the Redland, Florida, United States.-Exhibits:...

, also in Homestead.

Description

'Irwin' fruit is of ovate shape, with a rounded base and a pointed apex, lacking a beak. The smooth skin develops an eye-catching dark red blush at maturity. The flesh is yellow and has a mild but sweet flavor. It is fiberless and contains a monoembryonic seed. The fruit typically mature from June to July in Florida and is often born in clusters.

The trees are moderately vigorous growers capable of exceeding 20 feet in height if left unpruned.