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Wasowski, Sally and Andy
Xanthorhiza simplicissima Marshall
Shrub yellowroot, Yellowroot
USDA Symbol: XASI
USDA Native Status: L48 (N)
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
, WV Native Distribution: PA
& c. WV,
s. to FL
& LA; naturalized elsewhere Native Habitat:
Damp woods; wet depressions; stream banks
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:
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.
Record Last Modified: 2008-06-01
Research By: TWC Staff