Prairie Dock (Silphium terebinthinaceum)
A stunning, distinctive plant with large (3’’) sunflower-like blooms on an impressively tall inflorescence (up to 10’). Bloom stalks make up most of the height, but the large, leathery leaves may reach 3’ tall.
Light: Full Sun
Soil Moisture: Wet Mesic, Mesic, Dry Mesic
Soil Type: Loam, Rocky, Gravely
Bloom Color: Yellow
Bloom Time: Jul-Sep
Root Type: Taproot
Notable Wildlife Interactions: Flowers attract mainly bees, flies, and hummingbirds. Hosts several species of wasp and beetle. Goldfinches eat the seeds. Foliage is readily eaten by large mammals, though the leathery leaves tend to deter rabbits.