Clustered lady's slipper is a native North American terrestrial orchid that grows from rhizomes in cool, shaded mountain conifer forests. It is rarely grown in gardens and is best left in the wild, as it is difficult to establish and is protected in parts of its range.
Family
Orchidaceae (Orchid family)
Grows as
Orchid
Light
Part shade, Shade
Water
Keep the soil consistently moist during the growing season but never waterlogged.
Soil
Cool, humusy, well-drained woodland soil rich in leaf litter.
Temperature
5–20 °C; hardy to cold winters.
How easy
Hard
Native range
W. & WC. U.S.A.
Climate
temperate
About
Cypripedium fasciculatum, the clustered lady's slipper, is a member of the orchid genus Cypripedium. Members of this genus are commonly referred to as ladies' slippers. C. fasciculatum, along with C. montanum and C. californicum, are the only members of the genus Cypripedium that are endemic to western North America.
Where it grows
C. fasciculatum is found in the western United States in Washington, Oregon, California, Colorado, Montana, Idaho, Utah, and Wyoming. It is usually found in cool, open coniferous forests, mostly in the mountains.
Text excerpted from the Wikipedia article Cypripedium fasciculatum 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.