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NC Native Plant Society:
Plant Details

Helianthus strumosus

Paleleaf Sunflower, Paleleaf Woodland Sunflower, Roughleaf Sunflower

Scientific Name:

Helianthus strumosus

Genus:

Helianthus

Species Epithet:

strumosus

Common Name:

Paleleaf Sunflower, Paleleaf Woodland Sunflower, Roughleaf Sunflower

Plant Type

Herb/Wildflower

Life Cycle

Perennial

Plant Family

Asteraceae (Aster Family)

Native/Alien:

NC Native

Invasive Status:

(*Key)

Size:

3-6 ft.

Bloom Color(s):

Yellow

Light:

Sun - 6 or more hours of sun per day, Part Shade - 2 to 6 hours of sun per day

Soil Moisture:

Dry, Moist

Bloom Time:

July, August, September

Growing Area:

Mountains, Piedmont, Coastal Plain

Habitat Description:

Woodlands and roadsides. Rare in NC Coastal Plain, common in mountains and Piedmont.

Leaf Arrangement:

Alternate, Opposite

Leaf Retention:

Deciduous

Leaf Type:

Leaves veined, not needle-like or scale-like

Leaf Form:

Simple

Life Cycle:

Perennial

Wildlife Value:

Important for Wildlife

Landscape Value:

Suitable for home landscapes

State Rank:

S4: Apparently secure, S5: Secure (*Key)

Global Rank:

G5 - Secure (*Key)

Notes:

Leaves are opposite (the uppermost may be alternate)

Colonial growth habit

mountains of NC

The Scientific Name is Helianthus strumosus. You will likely hear them called Paleleaf Sunflower, Paleleaf Woodland Sunflower, Roughleaf Sunflower. This picture shows the Colonial growth habit of Helianthus strumosus

Larry Mellichamp

Links:

USDA PLANTS Database Record



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