Silphium radula (Roughstem Rosinweed)
$ 15.98
Roughstem Rosinweed is a perennial featuring yellow flowers. It blooms in the summer, and attracts bees, butterflies and birds. It prefers poorer, drier soils. Soils that are too rich or wet can cause the plant to topple. Great as tall accent in native gardens.
AT A GLANCE
| Texas native | Yes |
| Water use | Low |
| Sun exposure | Full sun |
| Bloom color | Yellow |
| Bloom time | Summer |
| Mature height | 4-8 ft |
| Attracts | Butterflies, birds, bees. |
| Host plant | Giant Eucosma moth and Bordered Patch butterfly. |
| Notes | Native bee friendly. |
DISTRIBUTION MAPS
 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) |
