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Plant Details

Helianthus schweinitzii

Schweinitz's Sunflower

Scientific Name:

Helianthus schweinitzii

Genus:

Helianthus

Species Epithet:

schweinitzii

Common Name:

Schweinitz's Sunflower

Plant Type

Herb/Wildflower

Life Cycle

Perennial

Plant Family

Asteraceae (Aster Family)

Native/Alien:

NC Native

Size:

3-6 ft., 6-12 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:

August, September, October

Growing Area:

Piedmont

Habitat Description:

Clayey soils of woodlands and roadsides, in areas formerly with post oak-blackjack oak savannas, xeric oak-pine woodlands, or “Piedmont prairies”, now primarily on mowed road or powerline rights-of-way (Weakley 2015). Rare in the NC 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:

Has some wildlife value

Landscape Value:

Not Recommended for home landscapes

State Rank:

S3: Vulnerable (*Key)

Global Rank:

G3 - Vulnerable (*Key)

State Status:

E: Endangered (*Key)

Federal Status:

E - Endangered (*Key)

Plant in Bloom

image

Blooms

image

Trena McNabb

Closeup of Blooms

image

Trena McNabb

Buds & Leaves

Rough on top & smooth on the bottom

image

Tom Harville

Links:

USDA PLANTS Database Record


Bird-Friendly Native Plants



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