Prairie Dock

Latin Name: Silphium terebinthinaceum

Type: Forb/Flower

Light: Sun

Moisture: Mesic / Wet-Mesic

Soil: Sand / Loam / Clay

Size: 3-10 feet

Color: Yellow

Bloom Time: July / August / September

Description: The very large basal leaves set this plant apart. From this large leaf clump rises the stems that split to bloom at each end. It is a very long lived plant. It prefers moist clay soils but will do very well in other soil conditions. The decaying leaves provide shelter for many over-wintering beneficial insects.