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Loughmiller, Campbell and Lynn
Valeriana sitchensis Bong.
Mountain helioptrope, Sitka valerian
Synonym(s): Valeriana sitchensis ssp. sitchensis, Valeriana sitchensis var. hookeri
USDA Symbol: VASI
A conspicuous, stately perennial with a 2-3 ft. stalk bearing opposite leaves with coarsely toothed leaflets, and a rounded clusters of small, tubular, aromatic flowers. The flowers are generally white but may have a pinkish tinge. Stamens protrude conspicuously. In fruit, each flower is transformed into a tiny, plumed parachute.
In subalpine meadows where the protection of trees and other taller vegetation is lacking, Sitka Valerian may be only 6-10 in. tall.
Plant CharacteristicsDuration: Perennial Habit: Herb Flower:
Fruit: Size Class:
Bloom InformationBloom Color: White
Bloom Time: May , Jun , Jul , Aug
, WA Canada: AB
, ON Native Distribution:
S. Yukon & s. AK,
s. to w. MT,
& n. CA; absent from Coast Ranges of OR
& lowands of the Puget trough Native Habitat:
Wet meadows & moist, open woods at mid- to high elevations
Growing ConditionsLight Requirement:
Part Shade Soil Moisture:
Moist Soil Description:
Moist soils. Conditions Comments: In
subalpine meadows where the protection of tree
and other taller vegetation is lacking, Sitka valerian may be only 6-10 in. tall.
PropagationDescription: Can be grown from seeds or pieces of rhizome.
Seed Collection: Not Available
Seed Treatment: Not Available
Commercially Avail: yes
National Wetland Indicator Status
|Status:|| FAC || FAC || FAC |
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: 2007-01-01
Research By: TWC Staff