Distribution: Occurring west of the Cascades crest in Washington; Washington to California, also in scattered locations across North America.
Habitat: Disturbed areas including fields, roadsides, and wastelots, where escaped from cultivation.
Flowers: May-August
Origin: Introduced from Europe
Growth Duration: Biennial, Perennial
Conservation Status: Not of concern
Pollination: Bees, flies, butterflies
[none provided]
PNW Herbaria: Specimen records of Brassica oleracea in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Brassica oleracea checklist entry
OregonFlora: Brassica oleracea information
E-Flora BC: Brassica oleracea atlas page
CalPhotos: Brassica oleracea photos