Native to:
Alaska,
Albania,
Alberta,
Arizona,
Austria,
Baltic States,
Belarus,
British Columbia,
Bulgaria,
California,
Central European Russia,
Colorado,
Connecticut,
Czechia-Slovakia,
East European Russia,
Finland,
France,
Germany,
Greece,
Hungary,
Idaho,
Illinois,
Indiana,
Iowa,
Italy,
Labrador,
Maine,
Manitoba,
Maryland,
Massachusetts,
Michigan,
Minnesota,
Montana,
Netherlands,
Nevada,
New Brunswick,
New Hampshire,
New Jersey,
New Mexico,
New York,
Newfoundland,
North Caucasus,
North Dakota,
North European Russia,
Northwest European Russia,
Northwest Territories,
Norway,
Nova Scotia,
Nunavut,
NW. Balkan Pen.,
Ohio,
Ontario,
Oregon,
Pennsylvania,
Poland,
Prince Edward I.,
Québec,
Rhode I.,
Romania,
Saskatchewan,
South European Russia,
Sweden,
Switzerland,
Transcaucasus,
Türkey,
Ukraine,
Utah,
Vermont,
Virginia,
Washington,
West Siberia,
West Virginia,
Wisconsin,
Wyoming,
Yukon
Introduced into:
Argentina South,
Azores,
Belgium,
Denmark,
Føroyar,
Great Britain,
Ireland,
Spain