Tweedia is a genus

Genus

In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 of one species of straggling perennial

Perennial plant

A perennial plant or simply perennial is a plant that lives for more than two years. The term is often used to differentiate a plant from shorter lived annuals and biennials. The term is sometimes misused by commercial gardeners or horticulturalists to describe only herbaceous perennials...

 grown for its clear pale blue, star shaped flowers, which are long lasting and cut well.

Cultivation

Tweedia require full sun in a well-drained soil that is dry. It is slightly frost

Frost

Frost is the solid deposition of water vapor from saturated air. It is formed when solid surfaces are cooled to below the dew point of the adjacent air as well as below the freezing point of water. Frost crystals' size differ depending on time and water vapour available. Frost is also usually...

 hardy

Hardy

-Canada:* Port Hardy, British Columbia* Hardy Island Marine Provincial Park, British Columbia-United States:* Hardy, Arkansas* Hardy, California* Hardy, Iowa* Hardy, Kentucky* Hardy, Nebraska* Hardy, Virginia* Hardy, Mississippi* Hardy County, West Virginia...

 but requires little maintenance. Propagation

Plant propagation

Plant propagation is the process of creating new plants from a variety of sources: seeds, cuttings, bulbs and other plant parts. Plant propagation can also refer to the artificial or natural dispersal of plants.-Sexual propagation :...

 is via seed.

Species

Tweedia caerulea (syn. Oxypetalum caeruleum) is a perennial plant

Perennial plant

A perennial plant or simply perennial is a plant that lives for more than two years. The term is often used to differentiate a plant from shorter lived annuals and biennials. The term is sometimes misused by commercial gardeners or horticulturalists to describe only herbaceous perennials...

 to 3ft with heart shaped, gray-green, downy leaves

Leaves

-History:Vocalist Arnar Gudjonsson was formerly the guitarist with Mower, and he was joined by Hallur Hallsson , Arnar Ólafsson , Bjarni Grímsson , and Andri Ásgrímsson . Late in 2001 they played with Emiliana Torrini and drew early praise from the New York Times...

. The summer flowers age to purple and are followed by 6in long, boat shaped seed pods.The seeds have downy parachute like tufts (cipsela).

• T.c. Alba has white flowers.
• T.c. Rosea has pink flowers.