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Helianthus angustifolius - Swamp sunflower

Native Wetland Plants

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
Sun
Mature Height
> 4'
Spread Characteristics
Clumping
Season of Interest (Flowering)
Fall
Season of Interest (Foliage)
Spring
Summer
Pond Zonation
Flood Plain - Upland
High Marsh - Saturated Soil
Foliage Color
Green
Wildlife Benefits
Bees/Pollinators
Butterflies
Food
Songbirds
Critter Resistance
Deer Resistant
Wetland Indicator Status
FAC
FACW
Plant Type
Bog/Marsh
Flowering Perennial
Marginal
Attributes
Cut Flower
Drought Tolerant
Erosion Control
Fibrous Roots
Great Foliage
Native
Naturalizing
Ornamental Flower
Rain Garden
Storm Water Basin
USDA Hardiness Zone
6
7
8
9
10
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