Silphium integrifolium (Rosinweed)

**NOT FOR SALE** This plant is not currently available. This page is retained for reference only.

This weedy perennial features tough, hairy stems bearing bright green, lanceolate leaves and topped with bright yellow small sunflower-like blooms. Fast growth rate.

Blooms early to midsummer
2-6 ft tall x 1-3 ft spread
HARDY to -40°F (-40°C)
Attracts bees, butterflies, and hummingbirds
Deer and rabbit resistant
Drought tolerant


Zone Zone 4
Exposure Full Sun
Moisture Moderate Moisture
Native to Native