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Prairie ironweed

Vernonia fasciculata

Also called Fascicled Ironweed, Smooth Ironweed, Common Ironweed

Prairie ironweed
Photo: Unknown author, Public domain

Prairie ironweed is a hardy North American perennial wildflower in the daisy family, grown for its magenta flower clusters. It does best in full sun with moist soil, and suits rain gardens and naturalized plantings.

Family
Asteraceae (Daisy family)
Grows as
Perennial
Light
Full sun
Water
Water regularly while establishing and keep soil moist; it tolerates wet soils.
Soil
Moist, adaptable soil including clay and wet ground.
Temperature
Winter hardy to USDA zones 4-9.
How easy
Easy
Native range
C. Canada to U.S.A.

About

Vernonia fasciculata, the smooth ironweed or common ironweed, or prairie ironweed is a species of perennial plant in the family Asteraceae. It is native to Manitoba in Canada and the north-central U.S.A.

Vernonia fasciculata inhabits areas with moist soils and prairies. It flowers in July to September.

How to grow it

V. fasciculata is winter hardy in USDA zones 4-9, it is planted in full sun and used in rain gardens and as a naturalized plant because of its showy flower display, it is deer tolerant and adaptable to wet soils.

Other Vernonia plants

Arkansas ironweed · Ironweed · Ironweed

Text excerpted from the Wikipedia article Vernonia fasciculata 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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