Images of the Black Walnut (Juglans nigra)

Black Walnut

Juglans nigra

This large deciduous tree is native to eastern North America. This species is valued for its edible nuts. Most nuts are harvested by hand from wild trees in the state of Missouri. The nutmeat is used for food while the surrounding shell is employed as an abrasive for cleaning.

Habitat:Woodlands and fields.

Growth Habit:Deciduous tree, growing up to 45 m tall with straight trunk.

Bloom Time:Late spring.

Longevity:Long-lived.

Presence in US:AL AR CT DC DE FL GA IA IL IN KS KY LA MA MD ME MI MN MO MS NC ND NE NH NJ NY OH OK PA RI SC SD TN TX UT

Presence in Canada:MB ON QC

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This project was supported in part by NSF Grant IIS-03-25867 (ITR: An Electronic Field Guide: Plant Exploration and Discovery in the 21st Century) and by the Washington Biologists' Field Club.

Any opinions, findings, conclusions or recommendations expressed in this material are those of the authors and do not necessarily reflect the official views, opinions, or policy of the National Science Foundation (NSF).