American Walnut Tree Information

Images of American Walnut:

American Walnut grows in the following 35 states and provinces:

Alabama, Arkansas, Connecticut, Delaware, Florida, Georgia, Hawaii, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Nebraska, New Jersey, New York, North Carolina, Ohio, Oklahoma, Ontario, Pennsylvania, South Carolina, South Dakota, Tennessee, Texas, Vermont, Virginia, West Virginia, Wisconsin

Information about American Walnut:

More information about American Walnut may be found here.

The Juglans Nigra is commonly known as the American Walnut, Black Walnut, Eastern Black Walnut as well as Walnut.

The currently accepted scientific name for black walnut is Juglans nigra L. . There are no recognized subspecies, varieties, or forms. Black walnut and butternut (J. cinerea) often grow together but apparently never cross naturally .

Black walnut is found throughout the eastern United States. It grows as far north as southern Minnesota, southern Wisconsin, southern Michigan, and southern Ontario. Isolated populations occur in the southern half of New York, Vermont, western Massachusetts, and northwestern Connecticut. Its range extends south to northwestern Florida, and to Mississippi, Arkansas, and Louisiana except for the Mississippi Valley and Delta regions. In the Midwest, isolated populations occur in eastern Texas, western Oklahoma, central Kansas, and southeastern South Dakota . Black walnut is cultivated in Hawaii .

Some of the information provided here is attributed to:Coladonato, Milo. 1991. Juglans nigra. In: Fire Effects Information System, [Online]. U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station, Fire Sciences Laboratory (Producer). , available at the USDA Fire Effects Information System (FEIS) website