Helianthus cinereus
PlantsFamily: Asteraceae · Genus: Helianthus
About
Helianthus × cinereus is a species of sunflower native to the United States, in Missouri, Kentucky, Indiana, and Ohio. H. cinereus was proposed as a new species by Torrey and Gray in 1842. It is a natural hybrid with similar features to artificial hybrids between Helianthus mollis and Helianthus occidentalis.
Summary from Wikipedia
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Growing details and traits for Helianthus cinereus in the Library.
No cultivars in the Library yet — the full profile above covers the species itself.