Also called Andean Sundrops, Obscure Evening Primrose, Plateau Evening Primrose, Upland Evening Primose, Blackfoot River Suncup, Blackfoot River Evening Primrose
Neoholmgrenia andina is a small annual wildflower of western North American mountains and sagebrush plateaus, rarely grown in gardens. It is grown from seed and suits open, dry, native-style plantings.
Family
Onagraceae (Evening-primrose family)
Grows as
Annual
Light
Full sun
Water
Water sparingly once established; let the soil dry between waterings.
Soil
Well-drained, gritty or sandy soil.
Temperature
Tolerates cold winters and hot summers typical of its native range; protect from severe frost in pots.
How easy
Moderate
Native range
SW. Canada to W. U.S.A.
Climate
temperate
About
Neoholmgrenia andina is a species of evening primrose known by the common name Blackfoot River evening primrose. It is native to western North America, including southern Canada and much of the western United States, where it is a plant of mountains, and sagebrush plateaus.
Text excerpted from the Wikipedia article Neoholmgrenia andina 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.