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Wasowski, Sally and Andy
Xanthorhiza simplicissima Marsh.
Shrub yellowroot, Yellowroot
USDA Symbol: XASI
USDA Native Status: Native to U.S.
A mat-like, spreading shrub with erect, leggy stems to 3 ft. The bark and long roots are deep-yellow and bitter. Attractive foliage is once- or twice-pinnate, glossy and green, turning yellow to reddish-purple in fall. Many tan-colored leaves persist into winter. The small, star-shaped, purplish-brown flowers are in crowded, terminal clusters. Fruit is a dry, yellowish follicle.
Plant CharacteristicsDuration: Perennial Habit: Shrub Flower:
Fruit: Size Class:
Bloom InformationBloom Color: Purple
Bloom Time: Apr , May
AL , CT , FL , GA , KY , LA , MA , MD , ME , MS , NC , NY , OH , PA , SC , TN , TX , VA , WV Native Distribution:
PA & c. WV, s. to FL & LA; naturalized elsewhere Native Habitat:
Damp woods; wet depressions; stream banks USDA Native Status: L48(N)
Growing ConditionsLight Requirement: Shade
Soil pH: Acidic (pH<6.8)
Soil Description: Sands, gravels or silts.
Conditions Comments: Makes a desirable ground cover for moist sites. Brittle stems may suffer with heavy ice glaze. Freely suckers from the roots.
The most effective propagation method is division of parent plant. Root cuttings and June shoot
cuttings will also work. Seed Collection:
Not Available Seed Treatment:
Not Available Commercially Avail:
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:
Delaware Nature Society
- Hockessin, DEGeorgia Native Plant Society
- Atlanta, GA
Recommended Species Lists
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Record Modified: 2008-06-01
Research By: TWC Staff