Native to:
Afghanistan,
Albania,
Algeria,
Altay,
Austria,
Azores,
Baleares,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Canary Is.,
Cape Verde,
Central European Russia,
China North-Central,
China South-Central,
China Southeast,
Chita,
Corse,
Cyprus,
Czechoslovakia,
Denmark,
East Aegean Is.,
East European Russia,
Egypt,
Finland,
France,
Germany,
Great Britain,
Greece,
Hungary,
Inner Mongolia,
Iran,
Iraq,
Ireland,
Irkutsk,
Italy,
Kazakhstan,
Khabarovsk,
Kirgizstan,
Korea,
Krasnoyarsk,
Krym,
Kuril Is.,
Lebanon-Syria,
Libya,
Madeira,
Magadan,
Manchuria,
Mongolia,
Morocco,
Myanmar,
Netherlands,
North Caucasus,
North European Russia,
Northwest European Russia,
Norway,
Palestine,
Poland,
Portugal,
Primorye,
Qinghai,
Romania,
Sakhalin,
Sardegna,
Saudi Arabia,
Sicilia,
South European Russia,
Spain,
Sweden,
Switzerland,
Tadzhikistan,
Taiwan,
Thailand,
Transcaucasus,
Tunisia,
Turkey,
Turkey-in-Europe,
Tuva,
Ukraine,
Uzbekistan,
West Himalaya,
West Siberia,
Xinjiang,
Yakutskiya,
Yugoslavia
Introduced into:
Alabama,
Alaska,
Alberta,
Amur,
Angola,
Argentina Northeast,
Argentina Northwest,
Argentina South,
Arizona,
Arkansas,
Bahamas,
Bermuda,
Bolivia,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
British Columbia,
California,
Cameroon,
Cape Provinces,
Chile Central,
Chile North,
Chile South,
Colombia,
Colorado,
Connecticut,
Costa Rica,
Crozet Is.,
Cuba,
Delaware,
Desventurados Is.,
District of Columbia,
Dominican Republic,
Easter Is.,
Ecuador,
El Salvador,
Eritrea,
Ethiopia,
Falkland Is.,
Fiji,
Florida,
Free State,
Føroyar,
Galápagos,
Georgia,
Guatemala,
Haiti,
Hawaii,
Honduras,
Iceland,
Idaho,
Illinois,
India,
Indiana,
Iowa,
Jamaica,
Japan,
Juan Fernández Is.,
Kansas,
Kentucky,
Kenya,
Kerguelen,
KwaZulu-Natal,
Leeward Is.,
Lesotho,
Louisiana,
Macquarie Is.,
Maine,
Malaya,
Manitoba,
Maryland,
Massachusetts,
Mauritius,
Mexico Central,
Mexico Northeast,
Mexico Northwest,
Mexico Southwest,
Michigan,
Minnesota,
Mississippi,
Missouri,
Montana,
Mozambique,
Namibia,
Nansei-shoto,
Nebraska,
Nevada,
New Brunswick,
New Caledonia,
New Hampshire,
New Jersey,
New Mexico,
New York,
New Zealand North,
Newfoundland,
Nicaragua,
Norfolk Is.,
North Carolina,
North Dakota,
Northern Provinces,
Northwest Territories,
Nova Scotia,
Ohio,
Oklahoma,
Ontario,
Oregon,
Panamá,
Pennsylvania,
Peru,
Prince Edward I.,
Puerto Rico,
Québec,
Rhode I.,
Rodrigues,
Réunion,
Saskatchewan,
South Carolina,
South Dakota,
South Georgia,
Sri Lanka,
St.Helena,
Sudan,
Tasmania,
Tennessee,
Texas,
Tristan da Cunha,
Tubuai Is.,
Uruguay,
Utah,
Venezuela,
Vermont,
Virginia,
Washington,
West Virginia,
Wisconsin,
Wyoming,
Yukon,
Zambia,
Zimbabwe