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Narrow-Leaved Sunflower

$52.00 per lb.

The Narrow-Leaved Sunflower (Helianthus angustifolius), or Swamp Sunflower, is a hardy perennial with extremely narrow leaves and bright yellow ray flowers with purple to black disks.

In Stock

Weight 1 lbs
Dimensions 6 × 6 × 6 in
Botanical Name

Helianthus angustifolius

Life Cycle


Sowing Depth


Seeding Rate

2 – 3 lbs. per acre


30 – 90 days


Average garden soil


Full Sun


3 – 6 feet

Blooming Period

August – Frost

Flower Color


The Narrow-Leaved Sunflower (Helianthus angustifolius), is a true sunflower and hardy perennial native to the United States and found in the northeast, south-central and throughout the south. Also known as the Swamp Sunflower, its leaves are extremely narrow, stemless and rigid with bright yellow ray flowers with purple to black disks. Plants have the ability to tolerate wet soils. Fall, winter and early spring seeding are recommended.

This late summer and fall blooming native displays exceptional brilliant yellow color. Pollinator activity will be heavy on these plants and can bloom for long periods. When seed heads are field drying, bird activity will increase in proximity to the plants.

SKU: HELANG Category: