Swamp Sunflower

Helianthus angustifolius

  • Upright clumping perennial wildflower.
  • Leaves are bright green thick and glossy.
  • In autumn clouds of golden daisies attract drifts of migrating butterflies.
  • Golden brown seed clusters follow and remain into winter to feed the birds.
  • Plants reach 6’ or taller in sunny or partly sunny moist sites.

Height: 5-7 ft
Spread: 4-6 ft
Spacing: 3-4 ft
Zone: 5-9
Color: Yellow

Interesting Notes about Helianthus angustifolius:

This is the latest flowering of the sunflowers.  Flowering begins in September or October and continues until frost.  The starry daisies are particularly striking against the intense blue October sky.

Habitats include floodplains, open bottomland forests, swamps, bogs, wet meadows, savannas, coastal salt marshes, wet flatwoods, pine barrens, roadsides, ditches and disturbed wet areas.

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Characteristics & Attributes

Critter Resistance:

» Deer Resistant

Foliage Color:

» Green


» Sun/ Part Shade

Soil Moisture:

» Moist, Well Drained
» Wet Soil/Wetlands


» Clump forming
» Upright

Season of Interest (Flowering):

» Fall