• Silphium terebinthinaceum '' (022208)
  • Silphium terebinthinaceum '' (022210)
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Prairie Dock

Silphium terebinthinaceum

  • Sturdy plant is dramatic focal point
  • Late summer color
  • Foliage is impressive even without flowers
  • Height: 3-10 ft
  • Spread: 1-3 ft
  • Zone: 4-8
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