Spiraea
meadowsweet, spiraea, spirea
5 species
2 subspecies and varieties
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Spiraea douglasiiDouglas's spiraea, hardhack steeplebush
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to Montana and Colorado.
Habitat: Swamps, lake margins and damp meadows, from sea level to the subalpine.
Origin: Native
Flowers: June-August
var. douglasii – Douglas's spiraea
var. menziesii – Menzies's spiraea
Spiraea ×hitchcockiiHitchcock's spiraea
Distribution: Currently only known from Pierce County in Washington; Washington south to Oregon.
Habitat: Forest openings at low to moderate elevations in the mountains.
Origin: Native
Flowers: June-August
Spiraea lucidashiny-leaf spiraea, shinyleaf spiraea
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia south to Oregon, east to Saskatchewan and Wyoming.
Habitat: Stream banks and open to wooded areas, sea level to high elevations in the mountains.
Origin: Native
Flowers: June-August
Spiraea ×pyramidatapyramid spiraea
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to south Oregon, east to Idaho and Montana.
Habitat: Somewhat dry forest openings, moderate to mid-elevations in the mountains.
Origin: Native
Flowers: June-August
Spiraea splendensrosy spiraea, subalpine spiraea
Distribution: Chiefly in the Cascades and Olympic Mountains of Washington; British Columbia south to California and Nevada, east to Montana and Wyoming.
Habitat: Moist forest openings and rocky slopes, mid- to high elevations in the mountains.
Origin: Native
Flowers: June-August