Native to:
Albania,
Algeria,
Altay,
Austria,
Azores,
Baleares,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Canary Is.,
Central European Russia,
Corse,
Cyprus,
Czechoslovakia,
Denmark,
East Aegean Is.,
East European Russia,
Egypt,
Finland,
France,
Germany,
Greece,
Hungary,
Italy,
Kazakhstan,
Kirgizstan,
Lebanon-Syria,
Libya,
Madeira,
Morocco,
Netherlands,
North Caucasus,
North European Russia,
Northwest European Russia,
Norway,
Palestine,
Poland,
Portugal,
Romania,
Sardegna,
Sicilia,
South European Russia,
Spain,
Sweden,
Switzerland,
Transcaucasus,
Tunisia,
Turkey,
Turkey-in-Europe,
Ukraine,
Uzbekistan,
Yugoslavia
Introduced into:
Alabama,
Alaska,
Alberta,
Amur,
Argentina Northeast,
Assam,
Bahamas,
Bermuda,
Bolivia,
Brazil South,
Brazil Southeast,
Brazil West-Central,
British Columbia,
Buryatiya,
California,
Cape Provinces,
Chile Central,
Chile North,
Chile South,
China South-Central,
Chita,
Colombia,
Colorado,
Connecticut,
Costa Rica,
Crozet Is.,
Cuba,
Delaware,
District of Columbia,
Djibouti,
East Himalaya,
Ecuador,
Eritrea,
Ethiopia,
Florida,
Free State,
Georgia,
Great Britain,
Greenland,
Guatemala,
Gulf States,
Haiti,
Idaho,
Illinois,
India,
Indiana,
Iowa,
Ireland,
Irkutsk,
Japan,
Kamchatka,
Kansas,
Kentucky,
Kenya,
Kerguelen,
Khabarovsk,
Korea,
Krasnoyarsk,
Kuril Is.,
KwaZulu-Natal,
Labrador,
Lesotho,
Louisiana,
Magadan,
Maine,
Manitoba,
Marianas,
Maryland,
Massachusetts,
Mauritius,
Mexico Central,
Mexico Northwest,
Mexico Southwest,
Michigan,
Minnesota,
Mississippi,
Missouri,
Montana,
Nebraska,
Nevada,
New Brunswick,
New Hampshire,
New Jersey,
New Mexico,
New South Wales,
New York,
New Zealand North,
New Zealand South,
Newfoundland,
North Carolina,
North Dakota,
Northern Provinces,
Northern Territory,
Nova Scotia,
Ohio,
Oklahoma,
Oman,
Ontario,
Oregon,
Pakistan,
Paraguay,
Pennsylvania,
Peru,
Primorye,
Prince Edward I.,
Qinghai,
Queensland,
Québec,
Rhode I.,
Réunion,
Sakhalin,
Saskatchewan,
Saudi Arabia,
South Australia,
South Carolina,
South Dakota,
St.Helena,
Taiwan,
Tanzania,
Tasmania,
Tennessee,
Texas,
Tristan da Cunha,
Uruguay,
Utah,
Victoria,
Virginia,
Washington,
West Virginia,
Western Australia,
Wisconsin,
Wyoming,
Yakutskiya,
Yemen,
Zimbabwe