Distribution: Occurring west of the Cascades crest in Washington; southwestern British Columbia to Oregon; also Great Lakes region to Texas, east to the Atlantic Coast.
Habitat: Disturbed, open areas often relatively close to sites where trees are being cultivated.
Flowers: May-June
Origin: Introduced from Eurasia
Growth Duration: Perennial
Conservation Status: Not of concern
[none provided]
PNW Herbaria: Specimen records of Paulownia tomentosa in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Paulownia tomentosa checklist entry
OregonFlora: Paulownia tomentosa information
E-Flora BC: Paulownia tomentosa atlas page
CalPhotos: Paulownia tomentosa photos