Amsonia orientalis Decne.

Blue Star, Rhazya

Spring 2013

Spring 2013

Family: Apocynaceae

Genus: Amsonia

Category: Perennial

Zones: 5 to 8

Size: To 16" tall, slowly spreading

Exposure: Sun, Filtered Sun, Part Shade


Flowers profusely over long period with tiny steel-blue flowers from dark blue buds. Oudolf says it collapses after rain but recovers and has slightly rampant growth but is not a nuisance. Moist, well-drained soil. Deer resistant.


Published in Voy. Inde (Jacquemont) 4: 105 in 1843.

Native to Greece and Turkey. Previously known as Rhazya orientalis.


My Experience: 

Available at Lazy S'S Farm

Sources of Information

© 2010-12 Lisa J. Miner