Description: Tall, branching stems with somewhat sparse, linear leaves support a riotous chorus of yellow blooms. Attractive to butterflies. Best in consistently moist, acid soils. Performs well under garden conditions as long as soil does not dry out.
Life Span Perennial
Light Exposure: Full sun to light pine shade
Bloom Color: Yellow
Bloom Season: Late summer to fall
Height (in bloom): Up to 6 feet
Habitat: Moist - pinelands and disturbed areas
Note: Swamp Sunflower strongly resembles and can hybridize with Florida Sunflower, Helianthus floridanus. However, Florida Sunflower has rhizomes and Swamp Sunflower does not.