Native to:
Austria,
Bulgaria,
Czechoslovakia,
France,
Hungary,
Italy,
Korea,
Manchuria,
Poland,
Primorye,
Romania,
Spain,
Turkey-in-Europe,
Ukraine,
Yugoslavia
Introduced into:
Alabama,
Albania,
Alberta,
Amur,
Baltic States,
Belarus,
Belgium,
Bolivia,
British Columbia,
California,
Central European Russia,
Connecticut,
Denmark,
East European Russia,
East Himalaya,
Finland,
Georgia,
Germany,
Great Britain,
Idaho,
Illinois,
Indiana,
Ireland,
Kansas,
Kazakhstan,
Kentucky,
Kermadec Is.,
Khabarovsk,
Louisiana,
Maine,
Manitoba,
Marianas,
Maryland,
Massachusetts,
Michigan,
Minnesota,
Missouri,
Montana,
Nebraska,
New Hampshire,
New York,
New Zealand North,
New Zealand South,
Newfoundland,
North Carolina,
Norway,
Nova Scotia,
Ohio,
Ontario,
Oregon,
Pennsylvania,
Québec,
Rhode I.,
Sakhalin,
Saskatchewan,
South Carolina,
South European Russia,
Sweden,
Tadzhikistan,
Tennessee,
Texas,
Turkmenistan,
Uzbekistan,
Vermont,
Virginia,
Washington,
West Himalaya,
West Siberia,
West Virginia,
Wisconsin