Heuchera richardsonii R. Br.
Richardson's Alumroot, Prairie Alumroot
Saxifragaceae (Saxifrage Family)
Synonym(s): Heuchera hispida, Heuchera richardsonii var. affinis, Heuchera richardsonii var. grayana, Heuchera richardsonii var. hispidior
USDA Symbol: heri
Richardsonís alumroots attractive basal leaves, resembling those of a hard maple with rounded lobes, are supported on long petioles. The flowering stalk is normally leafless and rises 1-3 ft. A somewhat inconspicuous inflorescense is made up of small, greenish-white, drooping flowers on short, individual stalks.
From the Image Gallery
Plant CharacteristicsDuration: Perennial
Fruit Type: Capsule
Size Notes: Up to about 3 feet tall.
Bloom InformationBloom Color: White , Pink , Green , Purple
Bloom Time: Apr , May , Jun , Jul
DistributionUSA: CO , IA , IL , IN , KS , MI , MN , MO , MT , ND , NE , OK , SD , WI , WY
Canada: AB , ON , SK
Native Distribution: MI to Sask. & n.e. MT, s. to IN, MO & CO
Native Habitat: Dry, rocky woods; prairies; hillsides; clearings
Growing ConditionsLight Requirement: Sun , Part Shade
Soil Moisture: Dry
Soil Description: Sandy or gravelly soils.
Conditions Comments: The primary value of this species is as a ground cover.
BenefitUse Wildlife: Hummingbirds, Butterflies
Conspicuous Flowers: yes
PropagationSeed Collection: Check for mature seeds in dark-brown capsules 3-4 weeks after the plant has flowered. The seeds are black when mature and are smaller than grains of black pepper. Dried seeds may be stored, uncleaned, in sealed, refrigerated containers.
Seed Treatment: Stratification is suggested in some references. Others say pretreatment decreases the germination rate.
Commercially Avail: yes
Find Seed or Plants
Find seed sources for this species at the Native Seed Network.
View propagation protocol from Native Plants Network.
National Wetland Indicator Status
From the National Organizations DirectoryAccording to the species list provided by Affiliate Organizations, this plant is on display at the following locations:
Native Seed Network - Corvallis, OR
BibliographyBibref 946 - Gardening with Prairie Plants: How to Create Beautiful Native Landscapes (2002) Wasowski, Sally
Bibref 1294 - The Midwestern Native Garden: Native Alternatives to Nonnative Flowers and Plants An Illustrated Guide (2011) Adelman, Charlotte and Schwartz, Bernard L.
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 richardsonii in USDA Plants
FNA: Find Heuchera richardsonii in the Flora of North America (if available)
Google: Search Google for Heuchera richardsonii
MetadataRecord Modified: 2023-02-14
Research By: TWC Staff