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Juglans nigra, photo courtesy of Mark Turner
Juglans nigra, photo courtesy of Mark Turner

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Zone
Zones 1-9, 14-21
Full Sun
Full
Regular Water
Moderate

Juglans nigra

Black Walnut
Juglandaceae
Deciduous, Edible fruit, Trees

Native to eastern North America. High-branched tree to about 100 ft. tall, 70 ft. wide, with round crown and furrowed blackish brown bark. Leaves have 11 to 23 leaflets, each 2 1/2–5 in. long. Round, 1 1 ?2-in.-diameter nuts have rich flavor. Big, hardy shade tree for large sites. Don’tplant near flower or vegetablegardens, rhododendrons, or azaleas; black walnut curbs these plants either by secreting a growth-inhibiting substance or by root competition. Long dormantseason. Moderate water.

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