Helianthus mollis, Ashy Sunflower



H. mollis is usually much shorter than other Oklahoma sunflowers (H. grosseserratus, maximiliani, annuus, tuberosus). It is also often found in monoculture clusters like the picture above.


  • Listing ID: 1155
  • Duration: Perennial
  • Soil Moisture: 1-5 (dry to wet): 3-4
  • Stratification: 30 days cold moist stratification
  • Bloom Time: July-September
  • Family: Asteraceae (Aster)
  • Sunlight Exposure: Full sun
  • Latin Name: Helianthus mollis
  • Common Name: Ashy/Downy Sunflower
  • Eco-Region: 251