Data provided by the participants of the Consortium of California Herbaria

View additional distribution information on the Jepson eflora

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 type

Perennial herb

Size

1 - 3 ft Tall
1 ft Wide

Dormancy

Evergreen

Calscape icon
Color

Green, Purple, Pink, White

Flowering season

Summer, Spring

Special uses

Containers, Deer resistant, Groundcover

Sun

Partial Shade, Deep Shade

Water

Moderate

Summer irrigation

Max 1x / month once established

Cold tolerance

Tolerates cold to 16 °F

Soil drainage

Medium

Soil description

Prefers rocky substrate.
Soil PH: 5 - 8

Propagation

For propagating by seed: No treatment.

Site type

Moist, rocky banks and cliffs

Plant communities

Closed-cone Pine Forest, Mixed Evergreen Forest, Red Fir Forest, Forest, Yellow Pine Forest

Hummingbirds
Caterpillars
Butterflies

Butterflies and moths supported

1 confirmed and 0 likely

Confirmed Likely

Greya politella