• Silphium simpsonii '' (003001)
  • Silphium simpsonii '' (003002)
  • Silphium simpsonii '' (003003)
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Cup Plant

Silphium simpsonii

  • Huge leaves surround square stems
  • Single gold sunflowers tower over late summer gardens
  • Bold, tough and durable!
  • Height: 8-10 ft
  • Spread: 2-4 ft
  • Zone: 4-8
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