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Silphium radula var. gracile (Simpson Rosinweed)

$ 18.98
- +

Size: 2 gal

See more: Perennials

Also known as Slender Rosinweed.  Synonym: Silphium simpsonii var. wrightii.

Simpson Rosinweed is a big perennial with cheery yellow flowers that bloom from midsummer to early fall. It is best planted in groups and works well as a background accent, in prairies, native plants gardens, naturalized areas, and open woodland gardens.


AT A GLANCE

Texas native Yes
Water use Low, medium
Sun exposure Full to part sun
Bloom color Yellow
Bloom time Summer, fall
Mature height 2-6 ft
Attracts Butterflies, birds
Notes Native bee friendly. Spreads by rhizomes.

DISTRIBUTION MAPS 

USDA MAP

BONAP MAP

 Present in state
 Present in county and native
 Native to North America, but adventive & escaped in state         
 Not present in state
 Present and rare, native in county
 Previously present, now extinct
 Questionable presence (cross-hatched, regardless of color)         

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