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Hedysarum alpinum L.
Alpine sweetvetch, Alpine sweet broom, Licorice root, Sweetbroom
Synonyms: Hedysarum alpinum var. americanum
USDA Symbol: HEAL
USDA Native Status: Native to U.S.
Several erect, branching stems rise 1 1/2-3 ft. from a woody crown. From the axils of pinnately compound leaves rise long, straight, dense clusters of pinkish-lavender, pea-like flowers.
Like other members of the pea family, this plant needs the presence of microorganisms that inhabit nodules on the plants root system and produce nitrogen compounds necessary for the plants survival.
Plant CharacteristicsDuration: Perennial Habit: Herb Flower:
Fruit: Size Class:
Bloom InformationBloom Color: Pink , Purple
Bloom Time: Jun , Jul
AK , ME , MI , MT , ND , NH , SD , VT , WY Canada: AB
, SK Native Distribution:
Circumpolar, s. in N. Am. to n. New England (rarely), the Black Hills, n.c. MT & B.C. Native Habitat:
Moist, mt. woods; limy river banks; gravelly slopes USDA Native Status: L48(N), AK(N), CAN(N)
Growing ConditionsLight Requirement: Sun , Part Shade , Shade
Soil Moisture: Moist
Soil Description: Calcareous sands, gravels & rocky soils.
BenefitConspicuous Flowers: yes
PropagationDescription: Use seeds, cuttings or divisions for increase. Seed germination is good.
Seed Collection: Not Available
Seed Treatment: Germination is increased with scarification.
Commercially Avail: yes
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Record Modified: 2009-02-20
Research By: TWC Staff