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Helianthus laevigatus

smooth sunflower

Family Asteraceae

About

Smooth sunflower is a hairless, rhizomatous perennial of shale-derived soils in the east-central and southeastern United States.

Care at a glance

Pet safety
Not recorded. We have no source on whether this plant is safe for cats, dogs or other pets — that is not the same as safe. Keep it out of reach until you have checked.
People
Not recorded.
Light
Full sun gives the most flowers; partial shade is tolerated. General guidance for the genus
Propagation
Seed or stem cuttings. General guidance for the genus

“General guidance for the genus” marks advice sourced for the genus as a whole rather than this species.

Field notes

Morphology

Up to about 2.2 m tall with leaves along the stem up to 15 cm, sometimes pale and waxy beneath. Plants have 1–6 heads with 5–10 yellow rays around 40 or more yellow disc florets.

Distribution & habitat

From Georgia to Maryland, on soils derived from shale.

Read the full article on Wikipedia →

Habitat

Altitude
Not recorded
Altitude class
—
Native to
United States

Cultivation

Difficulty
Not recorded

Text adapted from Wikipedia, CC BY-SA 4.0.

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