
Helianthus angustifolius - Swamp sunflower
« Previous Plant | Next Plant »
Helianthus angustifolius
Swamp sunflower
More About Swamp sunflower
- Sunflowers Sept. - Nov.
- Vigorous grower in moist areas
Helianthus angustifolius, Swamp sunflower, is a narrow leaf perennial sunflower that will thrive in moist soil with full sun to part shade. Fairly inconspicuous fine textured attractive dark green leaves with maroon stems for most of the growing season, but eventually grows 5-6' tall with an explosion of 2-3" yellow flowers from September to November. Swamp sunflower will attract many pollinators such as butterflies, bees, and birds.
![]() |
![]() |
Bloom Color
Yellow
Helianthus angustifolius Characteristics & Attributes

Exposure
|
Mature Height
|
Spread Characteristics
|
Season of Interest (Flowering)
|
||||||||||||||||||||||||||||||||
Season of Interest (Foliage)
|
Pond Zonation
|
Foliage Color
|
Wildlife Benefits
|
||||||||||||||||||||||||||||||||
Critter Resistance
|
Wetland Indicator Status
|
Plant Type
|
Attributes
|
||||||||||||||||||||||||||||||||
USDA Hardiness Zone
|