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Hairy gumweed

Grindelia hirsutula

Also called Grindelia, Marsh Gumweed, Great Valley Gumplant, San Francisco Gumplant, Bract Gumweed, Sharpleaf Gumweed

Hairy gumweed
Photo: Franco Folini from San Francisco, USA, CC BY-SA 2.0

Hairy gumweed is a North American perennial herb or subshrub with yellow daisy-like flowers and sticky, resinous stems and leaves. It grows best in full sun and well-drained soil, and suits wild or native-plant gardens.

Family
Asteraceae (Daisy family)
Grows as
Perennial
Light
Full sun
Water
Water sparingly once established; let the soil dry out between waterings.
Soil
Well-drained, sandy or gravelly soil; tolerates poor soil.
Temperature
Hardy to about -20 °C; protect young plants from heavy frost.
How easy
Easy
Native range
Subarctic America to U.S.A.
Climate
temperate

About

Grindelia hirsutula is a North American species of flowering plant in the family Asteraceae known by the common names hairy gumplant and hairy gumweed.

Where it grows

Grindelia hirsutula is native to North America, widespread across Canada and in California and Oregon. The species is highly variable, and many local populations have been named as varieties or as distinct species. All these taxa do, however, intergrade with one another.

Other Grindelia plants

Lonestar gumweed · Grindelia aggregata · Arizona gumweed · Grindelia buphthalmoides · Great Valley gumweed · Shrubby Gumweed · Spanish gold · Grindelia confusa · Reclined gumweed · Ash Meadows gumweed · Manyray gumweed · Grindelia greenmanii

Text excerpted from the Wikipedia article Grindelia hirsutula 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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