Silphium terebinthinaceum - Prairie Dock
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Silphium terebinthinaceum - Prairie Dock
Product Details
This tall grass prairie species which sends up tall flower stalks from it's large, course basal leaves. Has a deep taproot that enables drought tolerance once established. Bumblebees frequent the sunflower-like blooms that appear late summer.
Height : 4-9 feet (120-270cm) Spread : 2-5 feet (60-150cm)
Bloom Period : July-September
Light : Full to Partial Sun
Water : Dry to Moist
Soil : Sand, loam, clay
Zone : 4-8
Native Ontario Habitat : Tall grass prairie, meadows
Landscape Uses : Pollinator gardens, butterfly gardens, prairies, naturalization
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