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Wasowski, Sally and Andy
Heuchera richardsonii R. Br.
Richardson's alumroot, Prairie alumroot
Synonym(s): Heuchera hispida, Heuchera richardsonii var. affinis, Heuchera richardsonii var. grayana, Heuchera richardsonii var. hispidior
USDA Symbol: heri
USDA Native Status: L48 (N), CAN (N)
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 1-2 ft. A somewhat inconspicuous inflorescense is made up of small, greenish-white, drooping flowers on short, individual stalks.
Plant CharacteristicsDuration: Perennial Habit: Herb Fruit: Size Class:
Bloom InformationBloom Color: White , Green , Purple
Bloom Time: Apr , May , Jun
, WY Canada: AB
, 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
National Wetland Indicator Status
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1
(Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here
for map of regions.
From the National Organizations Directory
According to the species list provided by Affiliate Organizations, this plant is either on display or available from the following:
Native Seed Network
- Corvallis, OR
Record Last Modified: 2012-12-07
Research By: TWC Staff