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Prairie Dock

Botanical Name
Silphium terebinthinaceum
Min Zone
4
Max Zone
8
Height
3 to 10 feet
Width
1 to 3 feet
Flowers
Summer: bright yellow, sunflower-like
Light
Full sun
Soil
Moist, well-drained
Planting & Care
  • Tolerates poor soils and is drought tolerant once established
  • Tolerates light shade
  • Tall flower stems don't require support, but often lean
  • Because of long taproot, transplanting once established is not recommemded
  • Slow to establish, but very long lived in the garden
  • Bumble bees and native bees are attracted to prairie dock
  • Birds, such as goldfinches, feast on the seeds

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