Green-headed coneflower is a tall native wildflower of floodplains, streambanks, and moist woods across much of the US and Canada. In late summer and fall it carries big yellow daisies with a greenish, button-like center. The young spring leaves, known as sochan, are a traditional Cherokee cooked green. It's also called cutleaf coneflower.

Appearance

Appearance
A robust perennial usually about 6 ft (2 m) tall, sometimes taller.
Leaves
Alternate leaves up to 8 in (20 cm) long; the lower ones are deeply cut into several lobes.
Flowers
Flower heads are 2–6 in (5–15 cm) across, with 8–14 drooping golden-yellow rays around a green to yellowish-green center.
Flowering time
Late summer into fall.
Fruit
Small, dry seeds about 1/8–1/4 in (3–6 mm) long.

Look-alikes

WingstemVerbesina alternifolia

Wingstem has leafy "wings" running down the stem, up to 10 notched rays per head, and a rounded yellow center rather than a green one.

Why they get mixed upBoth are tall, yellow, late-summer wildflowers of moist bottomlands.

Black-eyed SusanRudbeckia hirta

Black-eyed Susan is shorter (1–3 ft / 30–100 cm), very hairy, and has a dark brown to black center.

Why they get mixed upSame genus, with similar yellow daisy flowers.

Where it lives

Typical habitats
  • Floodplains
  • Streambanks
  • Moist woods
  • Wet meadows
Range
Native across much of the US and southern Canada.
Preferred conditions
Grows best in damp, rich soil and spreads by underground stems (), so it can form large patches.

Growing it

Care
Grown in gardens and for cut flowers. Because it spreads by rhizomes, it's best for large spaces.
Propagation
Spreads by seed and by rhizomes.
Toxicity
Considered somewhat toxic to livestock; there is circumstantial evidence of poisoning in horses, sheep, and pigs.

Name and classification

About the name
Botanists split it into six regional varieties, from the Rocky Mountains to Florida.
Varieties and forms
Double, pompom-flowered garden plants are sold as 'Goldquelle' and similar forms. The name goldenglow is also used for this plant.

Conservation

IUCN Red List
NENot EvaluatedNot yet assessed

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Green-headed Coneflower (Rudbeckia laciniata) — identification, habitat & look-alikes | Moeyo