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Silphium terebinthinaceum (Prairie Dock) Wildflower Seeds

Sunflower like blooms perch on top of nearly leafless stems that reach heights of ten feet...

Quantity: Native SpeciesAverage to GrowFull SunPart SunMedium SoilAttracts ButterfliesResists DeerCut Flowers

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Origin: US Native

Other Common Names: Prairie Rosinweed

Duration: Perennial

Bloom Time: Fall

Height: 96” to 120”

Spacing: 12” to 15”

Light: Full Sun to Part Shade

Soil Moisture: Medium

USDA Zone: 4a-8b

Germination: No pre-treatment needed. Sow seeds on soil surface at 70F and water. Slow to germinate.

Seeds Per Oz: 1100

Sunflower like blooms perch on top of nearly leafless stems that reach heights of ten feet! The bright yellow flowers bloom in loose clusters on the upper parts of the plant from mid to late summer, and can reach three inches wide. The lower parts of the plant is where you will find the large, dark green, heart-shaped leaves. Expect to see bees and Ruby-Throated Hummingbirds at these showy blooms! Goldfinches will also visit as the seeds ripen!

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Note: Many wildflowers can grow in areas outside of their natural range.


 

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Silphium terebinthinaceum (Prairie Dock) Wildflower Seeds

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