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Crevice Alumroot
Heuchera micrantha
  
About Crevice Alumroot (Heuchera micrantha) 16 Nurseries Carry This Plant Heuchera micrantha is a species of flowering plant in the saxifrage family known by the common name crevice alumroot. It is native to western North America from British Columbia to California, where it grows on rocky slopes and cliffs. Within California it is found primarily in the central and northern Coast Ranges and Sierra foothills.This plant is quite variable in appearance. There are a number of wild and cultivated Varieties: The leaves are lobed and usually coated in glandular hairs. They are green to reddish-green or purple-green in color and may have very long, gland-dotted petioles. The plant produces an erect flower cluster up to a meter high bearing many clusters of pink, white, or greenish flowers. Each rounded flower has fleshy, hairy lobes tipped with tiny petals and protruding stamens and stigma.
Plant Description
Plant Type
Plant Type
Perennial herb

Size
Size
1 - 3.3 ft tall
1 ft wide

Dormancy
Dormancy
Evergreen

Flower Color
Flower Color
Green, Pink, White, Purple

Flowering Season
Flowering Season
Spring, Summer

Wildlife Supported
 


 
Butterflies & moths hosted ( 1 confirmed ) SHOW ALL
Greya politella Image
Greya politellaGreya politella

Landscaping Information
Sun
Sun
Full Shade, Part Shade

Moisture
Moisture
Low, Moderate - High,

Summer Irrigation
Summer Irrigation
Max 1x / month once established

Nurseries
Nurseries

Cold Tolerance
Cold Tolerance
Tolerates cold to 16 degrees° F

Soil Drainage
Soil Drainage
Medium

Soil Description
Soil Description
Prefers rocky substrate. Soil PH: 5 - 8

Common uses
Common uses
Groundcovers, Deer Resistant, Hummingbird Gardens

Propagation
Propagation?
For propagating by seed: No treatment.

Natural Setting
Site Type
Site Type
Moist, rocky banks and cliffs

Climate
Climate
Annual Precipitation: 11.0" - 158.4", Summer Precipitation: 0.17" - 5.94", Coldest Month: 23.4" - 54.1", Hottest Month: 43.7" - 75.8", Humidity: 0.01" - 24.57", Elevation: 3" - 10525"

Alternative Names
Botanical Names: Heuchera micrantha var. diversifolia,Heuchera micrantha var. micrantha,Heuchera micrantha var. erubescens


Sources include: Wikipedia. All text shown in the "About" section of these pages is available under the Creative Commons Attribution-ShareAlike License. Plant observation data provided by the participants of the California Consortia of Herbaria, Sunset information provided by Jepson Flora Project. Propogation from seed information provided by the Santa Barbara Botanical Garden from "Seed Propagation of Native California Plants" by Dara E. Emery. Sources of plant photos include CalPhotos, Wikimedia Commons, and independent plant photographers who have agreed to share their images with Calscape. Other general sources of information include Calflora, CNPS Manual of Vegetation Online, Jepson Flora Project, Las Pilitas, Theodore Payne, Tree of Life, The Xerces Society, and information provided by CNPS volunteer editors, with special thanks to Don Rideout. Climate data used in creation of plant range maps is from PRISM Climate Group, Oregon State University, using 30 year (1981-2010) annual "normals" at an 800 meter spatial resolution.

Links:   Jepson eFlora Taxon Page  CalPhotos  Wikipedia  Calflora


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