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Western meadow-rue

Thalictrum occidentale

Also called Western Meadowrue

Western meadow-rue
Photo: Walter Siegmund (talk), CC BY-SA 3.0

Western meadow-rue is a native North American perennial herb with airy, fern-like foliage and wind-pollinated flower panicles. It suits shady woodland edges or moist meadow conditions in the cool temperate zone.

Family
Ranunculaceae (Buttercup family)
Grows as
Perennial
Light
Part shade, Shade
Water
Keep soil evenly moist during the growing season, especially in open sites.
Soil
Moist, fertile, well-drained woodland-type soil or humus-rich loam.
Temperature
Hardy to cold winters; protect pots in harsh winters.
How easy
Moderate
Native range
S. Alaska to NW. & WC. U.S.A.
Climate
temperate

About

Thalictrum occidentale is a species of flowering plant in the buttercup family known by the common name western meadow-rue. It is native to northwestern North America from Alaska and western Canada to northern California to Wyoming and Colorado, where it grows in shady habitat types such as forest understory and more open, moist habitat such as meadows.

Thalictrum occidentale is a perennial herb growing erect to a maximum height around a meter. It is hairless to lightly hairy and glandular. The leaves have compound blades divided into a few or many segments, often with three lobes, and are borne on long, slender petioles. The inflorescence is an upright or arching panicle of flowers with leaflike, lobed bracts often growing at the base. The species is dioecious, with male and female flowers occurring on separate plants, and is wind pollinated.

Other Thalictrum plants

French Meadow-rue · Chinese Meadow Rue · Common meadow-rue · Dwarf Meadow Rue · Lesser meadow-rue · King of the meadow · Waxyleaf meadow-rue · Lavender Mist Meadowrue · Small Meadow Rue · Fewflower meadow-rue · Yellow Meadow Rue · Rue anemone

Text excerpted from the Wikipedia article Thalictrum occidentale 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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