3 species
Show only taxa with photos
Scientific name
Common name
– portuguese broom, white Spanish broom
Distribution: Occurring west of the Cascades crest in Washington; Washington to California.
Origin: Introduced from Europe
Flowers: May-June
Growth Duration: Perennial
– Scot's broom
Distribution: Distributed widely throughout much of Washington, especially in lowlands west of the Cascades crest; Alaska to California, east to Idaho and Montana; also in eastern North America.
Habitat: Widespread noxious weed, usually where somewhat moist.
Origin: Introduced from Europe
Flowers: April-June
Growth Duration: Perennial
– French broom
Distribution: Occurring in scattered locations on both sides of the Cascades crest in Washington; British Columbia to California.
Habitat: Disturbed open areas, including roadsides and wastelots.
Origin: Introduced from Europe
Flowers: May-June
Growth Duration: Perennial