Tweedia

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Tweedia
Tweedia caerulea, flowers
Tweedia caerulea, flowers
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta
Class: Magnoliopsida
Order: Gentianales
Family: Asclepiadaceae
Genus: Tweedia

Tweedia (syn Oxypetalum) is a genus of one species of straggling perennial grown for its clear pale blue, star shaped flowers, which are long lasting and cut well.


[edit] Cultivation

Tweedia require full sun in a well-drained soil that is dry. It is slightly frost hardy but requires little maintenance. Propagation is via seed.[1]


[edit] Species

Tweedia caerulea (syn. Oxypetalum caeruleum) is a perennial plant to 3ft with heart shaped, gray-green, downy leaves. 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.


[edit] References

  1. ^ Botanica's Organic Gardening, Random House Publishing, Sydney, 2002, ISBN 1 74051 426 2
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