Silphium integrifolium, Rosinweed

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  • Listing ID: 1206
  • Duration: Perennial
  • Soil Moisture: 1-5 (dry to wet): 1-4
  • Stratification: 60 days cold moist stratification required
  • Bloom Time: July-September
  • Latin Name: Silphium integrifolium
  • Eco-Region: 251