Heuchera micrantha Douglas ex Lindl.
Crevice Alumroot, Common Alumroot
Saxifragaceae (Saxifrage Family)
USDA Symbol: HEMI7
Crevice alumroots decorative rosette of round, scalloped, reddish leaves subtends a 1 1/2-2 ft., reddish flowering stalk bearing dainty, white, bell-shaped flowers in a diffuse, open display. The clumps of foliage are often 1-2 ft. across.
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Plant CharacteristicsDuration: Perennial
Fruit Type: Capsule
Size Notes: Up to about 2 feet tall.
Bloom InformationBloom Color: White , Red
Bloom Time: Apr , May , Jun , Jul
Bloom Notes: Greenish white, often tinged with red.
DistributionUSA: CA , ID , OR , WA
Native Distribution: Inner coastal areas from c. CA to B.C. & w.c. ID
Native Habitat: Moist, wooded banks & rocks
Growing ConditionsLight Requirement: Sun , Part Shade , Shade
Soil Moisture: Moist
Soil Description: Moist, rocky, humus-rich soils.
Conditions Comments: An easy to please plant and can spread rapidly.
BenefitUse Wildlife: Hummingbirds
Use Food: Newly emerged leaves eaten by indigenous peoples.
Conspicuous Flowers: yes
PropagationDescription: Propagate from seed or cuttings (lateral rosettes).
Seed Treatment: No pretreatment is necessary. Scatter on soil surface in autumn.
Commercially Avail: yes
Find Seed or Plants
Find seed sources for this species at the Native Seed Network.
From the National Organizations DirectoryAccording to the species list provided by Affiliate Organizations, this plant is on display at the following locations:
Santa Barbara Botanic Garden - Santa Barbara, CA
Native Seed Network - Corvallis, OR
BibliographyBibref 928 - 100 easy-to-grow native plants for Canadian gardens (2005) Johnson, L.; A. Leyerle
Bibref 1218 - Tending the Wild: Native American Knowledge and the Management of California's Natural Resources (2006) Anderson, M. Kat
Search More Titles in Bibliography
Web ReferenceWebref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Additional resourcesUSDA: Find Heuchera micrantha in USDA Plants
FNA: Find Heuchera micrantha in the Flora of North America (if available)
Google: Search Google for Heuchera micrantha
MetadataRecord Modified: 2023-02-13
Research By: TWC Staff