Native to:
Albania,
Algeria,
Altay,
Austria,
Azores,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Burundi,
Canary Is.,
Central European Russia,
Chita,
Corse,
Czechia-Slovakia,
Denmark,
DR Congo,
East European Russia,
Ethiopia,
Finland,
France,
Føroyar,
Germany,
Great Britain,
Greece,
Hungary,
Iceland,
India,
Iraq,
Ireland,
Irkutsk,
Italy,
Kazakhstan,
Kenya,
Krasnoyarsk,
Kriti,
Lebanon-Syria,
Libya,
Madeira,
Morocco,
Nepal,
Netherlands,
North Caucasus,
North European Russia,
Northwest European Russia,
Norway,
NW. Balkan Pen.,
Palestine,
Poland,
Portugal,
Romania,
Rwanda,
Sardegna,
Sicilia,
South European Russia,
Spain,
Sweden,
Switzerland,
Tanzania,
Transcaucasus,
Türkiye,
Türkiye-in-Europe,
Ukraine,
West Himalaya,
West Siberia,
Yakutiya
Introduced into:
Alabama,
Alaska,
Alberta,
Amur,
Angola,
Antipodean Is.,
Argentina Northeast,
Argentina South,
Arkansas,
Assam,
Bangladesh,
Bolivia,
Brazil North,
Brazil South,
Brazil Southeast,
British Columbia,
California,
Cape Provinces,
Chile Central,
Chile South,
China North-Central,
China South-Central,
Colombia,
Colorado,
Connecticut,
Costa Rica,
Delaware,
District of Columbia,
East Himalaya,
Ecuador,
Falkland Is.,
Florida,
Georgia,
Greenland,
Guatemala,
Hawaii,
Idaho,
Illinois,
Indiana,
Jamaica,
Japan,
Jawa,
Kamchatka,
Kentucky,
Khabarovsk,
Kirgizstan,
Korea,
Kuril Is.,
KwaZulu-Natal,
Lesotho,
Louisiana,
Magadan,
Maine,
Manchuria,
Maryland,
Massachusetts,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southwest,
Michigan,
Minnesota,
Mississippi,
Missouri,
Montana,
New Brunswick,
New Caledonia,
New Guinea,
New Hampshire,
New Jersey,
New South Wales,
New York,
New Zealand North,
New Zealand South,
Newfoundland,
Norfolk Is.,
North Carolina,
Northern Provinces,
Northwest Territories,
Nova Scotia,
Ohio,
Ontario,
Oregon,
Panamá,
Paraguay,
Pennsylvania,
Peru,
Philippines,
Primorye,
Prince Edward I.,
Queensland,
Québec,
Rhode I.,
Réunion,
Sakhalin,
Saskatchewan,
South Australia,
South Carolina,
Sri Lanka,
St.Helena,
Tasmania,
Texas,
Uruguay,
Vermont,
Victoria,
Virginia,
Washington,
West Virginia,
Western Australia,
Wisconsin,
Wyoming,
Yukon,
Zimbabwe