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Bransford, W.D. and Dolphia
Anemone canadensis L.
Canadian anemone, Round-leaf thimbleweed, Canada anemone, Windflower, Meadow anemone
Synonym(s): Anemonidium canadense
USDA Symbol: anca8
USDA Native Status: L48 (N), CAN (N)
A robust perennial with deeply lobed, basal leaves and an upright, 1-2 ft. stem bearing a single whorl of 3- to 5-parted leaves. A solitary white flower with a golden center springs from the leaf whorl.
Roundleaf Thimbleweed is very adaptable and can become quite aggressive in too favorable conditions. This plant can be aggressive.
Plant CharacteristicsDuration: Perennial Habit: Herb Flower:
Fruit: Size Class:
Bloom InformationBloom Color: White
Bloom Time: Apr , May , Jun
, WY Canada: AB
, YT Native Distribution:
E. Que. to B.C., s. to MD, TN, MO
& mts. of NM Native Habitat:
Ditches; damp meadows; sandy shores
Growing ConditionsLight Requirement: Part Shade , Shade
Soil Moisture: Moist
Soil pH: Circumneutral (pH 6.8-7.2)
Soil Description: Moderately moist, sandy soils.
Conditions Comments: Canada anemone is very adaptable and can become quite aggressive in too favorable conditions. As clumps become crowded, flowering may decrease. If this occurs, divide the plants in the fall.
POISONOUS PARTS: All parts when fresh. Toxic only if eaten in large quantities. Symptoms include inflammation and blistering upon contact with fresh sap
and irritation of the mouth, vomiting and diarrhea following ingestion. (Poisonous Plants of N.C.) Conspicuous Flowers:
May be propagated by root cuttings taken in spring or by division in either fall or early spring. Each piece of rhizome
should be several inches long and placed a foot apart at a depth of 1/2 in. Anemone propagated by seed will mature and produce flower Seed Collection:
Gather when mature in summer. 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: 2012-10-03
Research By: TWC Staff