Distribution: Occurring west of the Cascades crest in Washington; southwestern British Columbia to southwestern Oregon.
Habitat: Coastal, shores, damp sand or peat, damp or wet disturbed ground, and cranberry farms.
Flowers: July-September
Origin: Introduced from eastern North America
Growth Duration: Annual, Perennial
Conservation Status: Not of concern
Pollination: Bumblebees, bees, flies, wasps
[none provided]
PNW Herbaria: Specimen records of Hypericum canadense in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Hypericum canadense checklist entry
OregonFlora: Hypericum canadense information
E-Flora BC: Hypericum canadense atlas page
CalPhotos: Hypericum canadense photos