All Plants :: Native Forbs :: Natives All :: Perennials :: Silphium terebinthinaceum
Silphium terebinthinaceum
Prairie Dock
Tall stalks, to 10', carry bright yellow flowers above the broad, coarse foliage that grows about 2' tall in clusters close to the ground. Foliage is spade-shaped with a rough, "cat's tongue" texture typical of Silphiums. Attracts bees and parasitic wasps.
Height: 6-8 ft
Width: 24-36 in
Soil Conditions: Moist/Well Drained
Flower Color: Yellow
Bloom Time: July,August,September
Hardiness Zone: 3 TO 8
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Width: 24-36 in
Soil Conditions: Moist/Well Drained
Flower Color: Yellow
Bloom Time: July,August,September
Hardiness Zone: 3 TO 8
Characteristics & Attributes for Silphium terebinthinaceum
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