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Juglans nigra

Common Name: Black Walnut
Juglans nigra
Juglans nigra

Scientific Classification

Kingdom: Plantae
Phylum: Tracheophyta
Class: Magnoliopsida
Order: Fagales
Family: Juglandaceae
Genus: Juglans
Species: Juglans nigra

Conservation Status

Identifying Features

Black walnut trees grow up to 90’ tall. Their bark is dark gray and deeply grooved.

Leaves of this tree are alternate and compound. They’re 12-24" long and have 7 to 17 narrow, toothed, leaflets. The underside is hairy. In the fall, leaves turn yellow.

The crushed leaves have a spicy scent.

Habitat & Range

Black walnut trees are found in fertile soils across the eastern half of the United States.

Life Cycle

The nuts of this tree are 2 1/2" wide, round, green-brown, and shelled.

Featured image by James Dake.


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