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Nuttall's Saxifrage

Cascadia nuttallii

Nuttall's Saxifrage
Photo: Chloe and Trevor Van Loon, CC BY 4.0

Nuttall's saxifrage is a small trailing annual from the Pacific Northwest that grows on wet, shaded cliffs and ledges, mostly above 700 m. It is grown mainly by enthusiasts of native rock-garden plants and needs cool, moist, shaded conditions to thrive.

Family
Saxifragaceae (Saxifrag family)
Grows as
Annual
Light
Part shade, Shade
Water
Keep the soil consistently moist but never soggy, and let the surface dry slightly between waterings.
Soil
Gritty, well-drained but moisture-retentive mix, such as humus-rich soil with added grit or small stone.
Temperature
10–18 °C is comfortable; protect from heat above about 25 °C.
How easy
Moderate
Native range
SW. Washington to NW. California
Climate
temperate

About

Cascadia nuttallii is a species of flowering plant in the saxifrage family, Saxifragaceae. It is the sole species in genus Cascadia. It is an annual native to the western United States, ranging from southwestern Washington through Oregon to northwestern California.

It is a trailing herbaceous annual with stems 5 to 25 cm long. It grows from a rhizome.

Text excerpted from the Wikipedia article Cascadia nuttallii 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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