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NC Native Plant Society:
Plant Details

Helianthus resinosus

Resinous Sunflower, Resindot Sunflower

Scientific Name:

Helianthus resinosus

Genus:

Helianthus

Species Epithet:

resinosus

Common Name:

Resinous Sunflower, Resindot Sunflower

Plant Type

Herb/Wildflower

Life Cycle

Perennial

Plant Family

Asteraceae (Aster Family)

Native/Alien:

NC Native

Invasive Status:

(*Key)

Size:

1-3 ft., 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:

June, July, August, September, October

Growing Area:

Mountains, Piedmont, Sandhills, Coastal Plain

Habitat Description:

Woodlands, thickets, roadsides. Uncommon throughout NC.

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:

S3: Vulnerable (*Key)

Global Rank:

G4 - Apparently Secure, G5 - Secure (*Key)

Notes:

Leaves opposite on lower part of the stem and alternate above. The key character of this sunflower is the abundant yellow resin dots or glands on leaves and heads.

Plants can be large- 6-8 ft tall.

garden in Macon Co., NC

The Scientific Name is Helianthus resinosus. You will likely hear them called Resinous Sunflower, Resindot Sunflower. This picture shows the Plants can be large- 6-8 ft tall. of Helianthus resinosus

Larry Mellichamp

Plant parts are very hairy

garden in Macon Co., NC

The Scientific Name is Helianthus resinosus. You will likely hear them called Resinous Sunflower, Resindot Sunflower. This picture shows the Plant parts are very hairy of Helianthus resinosus

Larry Mellichamp

Attracts pollinators

garden in Macon Co., NC

The Scientific Name is Helianthus resinosus. You will likely hear them called Resinous Sunflower, Resindot Sunflower. This picture shows the Attracts pollinators of Helianthus resinosus

Larry Mellichamp

Links:

USDA PLANTS Database Record



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