Silphium trifoliatum
	Quantity in Basket: None Code: RUO9-H Price: $2.65
	Quantity:
'Whorled Rosinweed' A large species growing from 4 to 8 feet tall with sunflower-like yellow flowers and whorls of rough, narrow leaves. Its smaller than Silphium perfoliatum with smaller leaves. Birds love to feed on the seeds in late fall, and butterflies visit the flowers in late summer. Zones 3-9. 30 seeds