Native to:
Afghanistan,
Albania,
Altay,
Austria,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Central European Russia,
Corse,
Czechoslovakia,
East European Russia,
East Himalaya,
France,
Germany,
Greece,
Hungary,
Italy,
Kazakhstan,
Krym,
Morocco,
Netherlands,
North Caucasus,
Pakistan,
Poland,
Portugal,
Romania,
Saudi Arabia,
South European Russia,
Spain,
Sweden,
Switzerland,
Transcaucasus,
Turkey,
Turkey-in-Europe,
Ukraine,
West Himalaya,
West Siberia,
Xinjiang,
Yugoslavia
Introduced into:
Alberta,
Arizona,
Arkansas,
British Columbia,
California,
Cape Provinces,
Colorado,
Connecticut,
Delaware,
Free State,
Idaho,
Illinois,
Indiana,
Iowa,
Kansas,
Kentucky,
Korea,
KwaZulu-Natal,
Louisiana,
Maine,
Manitoba,
Maryland,
Massachusetts,
Michigan,
Minnesota,
Missouri,
Montana,
Nebraska,
Nevada,
New Brunswick,
New Hampshire,
New Jersey,
New Mexico,
New South Wales,
New York,
Newfoundland,
Norfolk Is.,
North Carolina,
North Dakota,
Northern Provinces,
Northwest Territories,
Nova Scotia,
Ohio,
Oklahoma,
Ontario,
Oregon,
Pennsylvania,
Québec,
Rhode I.,
Saskatchewan,
South Dakota,
Tennessee,
Texas,
Utah,
Vermont,
Victoria,
Virginia,
Washington,
West Virginia,
Wisconsin,
Wyoming,
Yukon