Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to Washington, California, Idaho, southern Great Plains, and northeastern North America.
Habitat: Fields, roadsides, burned areas, and disturbed ground.
Flowers: May-July
Origin: Introduced from Eurasia and northern Africa
Growth Duration: Perennial
Conservation Status: Not of concern
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PNW Herbaria: Specimen records of Trisetum flavescens in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Trisetum flavescens checklist entry
OregonFlora: Trisetum flavescens information
E-Flora BC: Trisetum flavescens atlas page
CalPhotos: Trisetum flavescens photos