Solidago
goldenrod
7 species
6 subspecies and varieties
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Solidago altissimaGreat Plains goldenrod, late goldenrod
Distribution: Occurring east of the Cascades crest in Washington; Introduced from Alaska to California, otherwise native from Great Plains to Atlantic Coast.
Habitat: Disturbed areas in sagebrush desert.
Origin: Introduced from central and eastern North America
Flowers: August-October
Growth Duration: Perennial
ssp. altissima – late goldenrod
ssp. gilvocanescens – Great Plains goldenrod, tall goldenrod
Solidago elongataCascade Canada goldenrod, West Coast goldenrod
Distribution: Occurring on both sides of the Cascades crest in Washington; Washington to California.
Habitat: Sandy or gravelly open areas or thickets at low to middle elevations.
Origin: Native
Flowers: July-September
Growth Duration: Perennial
Solidago lepidawestern Canada goldenrod
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains, and east across Canada to the Atlantic Coast.
Habitat: Dry to moist areas in meadows and riparian areas, from low to middle elevations.
Origin: Native
Flowers: July-October
Growth Duration: Perennial
var. lepida – western Canada goldenrod
var. salebrosa – Canada goldenrod, meadow goldenrod, Rocky Mountains Canada goldenrod
Solidago missouriensisMissouri goldenrod
Distribution: Occurring on both sides of the Cascades crest in Washington; central British Columbia to Oregon, east to the Rocky Mountains, Great Plains, and midwestern U.S.
Habitat: Rather dry, open places, from the valleys and plains to fairly high elevations in the mountains.
Origin: Native
Flowers: June-October
Growth Duration: Perennial
Solidago multiradiatanorthern goldenrod, Rocky Mountain goldenrod
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to Oregon, Nevada, and Arizona, east to the Rocky Mountains, Great Plains, Great Lakes region, and midwestern U.S.
Habitat: Mountain meadows and open slopes at high elevations
Origin: Native
Flowers: June-September
Growth Duration: Perennial
Solidago simplexsticky goldenrod
Distribution: Occurring chiefly west of the Cascades crest in Washington; Alaska to Oregon, east to the Rocky Mountains, northern Great Plains, Great Lakes region, and northeastern North America.
Habitat: Open, slightly moist areas from coastal dunes to alpine meadows.
Origin: Native
Flowers: June-September
Growth Duration: Perennial
var. nana – dwarf goldenrod
var. simplex – sticky goldenrod
Solidago spathulatacoast goldenrod, dune goldenrod
Distribution: Occurring west of the Cascades crest in southwestern Washington; southwestern Washington to California.
Habitat: Coastal sand dunes and headlands.
Origin: Native
Flowers: June-September
Growth Duration: Perennial