Silphium radula

42.14202881, -87.78518677

42.14294815, -87.78515625

42.14440918, -87.78640747

42.15131378, -87.79237366

Roughstem Rosinweed

Soil:
Moderate
Plant Shape:
Upright
Exposure:
Full Sun
Partial Shade
Bloom Time:
May - June
July - August
Bloom Color:
Yellow
Landscape Use:
Bedding or Border
Specimen Plant
Wildlife Interest:
Attracts Birds
Attracts Butterflies
Plant Type:
Perennial
Hardiness Zone:
6 - 9