Helianthus angustifolia

Swamp Sunflower


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  • 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 angustifolia:

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.


Characteristics & Attributes


Attracts Wildlife:

  • Attracts Songbirds
  • Attracts Pollinators
  • Attracts Butterflies

Attributes:

  • Native
  • Mass Planting
  • Fall Color
  • Naturalizing
  • Tolerates Clay Soil
  • RainGarden
  • Cut Flower/Foliage
  • Low Maintenance
  • Drought Tolerant

Critter Resistance:

  • Deer Resistant

Exposure:

  • Sun/ pt.shade

Foliage Color:

  • Green

Habit:

  • Clump forming
  • Upright

Season of Interest (Flowering):

  • Fall

Soil Moisture:

  • Wet Soil/Wetlands
  • Moist, Well-Drained

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