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Howell's fleabane

Erigeron howellii

Also called Howell's Daisy

Howell's fleabane
Photo: Colton Veltkamp, CC BY 4.0

Howell's fleabane is a rare perennial wildflower from the Cascades of northwestern Oregon and southwestern Washington, growing up to about 50 cm tall with white daisy-like flowers. It spreads by underground rhizomes and is best grown in well-drained, sunny conditions.

Family
Asteraceae (Daisy family)
Grows as
Perennial
Light
Full sun
Water
Water moderately while establishing, then allow the soil to dry between waterings.
Soil
Well-drained, gritty or sandy soil.
Temperature
Hardy in cool temperate climates; protect from prolonged waterlogging in winter.
How easy
Moderate
Native range
Washington to Oregon

About

Erigeron howellii is a rare North American species of flowering plant in the family Asteraceae known as Howell's fleabane. It has been found in the Cascades in the northwestern United States, in northwestern Oregon and southwestern Washington.

Erigeron howellii is a perennial herb up to 50 centimeters (20 inches) tall, spreading by means of underground rhizomes. Each plant generally produces only one flower head, with up to 50 white ray florets surrounding numerous yellow disc florets.

Other Erigeron plants

Dwarf horseweed · Lance-leafed Darwin's Shrub · Thin-leafed Darwin's Shrub · Fleabane · Abajo fleabane · Bluewater fleabane · Blue Fleabane · Erigeron adscendens · Hall's fleabane · Stalked fleabane · Alice Eastwood's fleabane · Erigeron allochrous

Text excerpted from the Wikipedia article Erigeron howellii by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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