New England Wild Flower Society

Printed at http://plantfinder.nativeplanttrust.org/index.cfm/

Juglans nigra

black walnut

The black walnut is a great shade tree that produces tasty nuts in the fall. The pinnately-lobed leaves are strongly aromatic when crushed. Black walnut is allelopathic, releasing chemicals from its roots that inhibit the growth of other plants, with some exceptions... ask us for a list of resistant species!

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Height: 50-80 ft
Spread: 30-60 ft
Hardiness Zone: 4-9


Bloom Color: Insignificant

Characteristics & Attributes

Cultivation Status
Species
Exposure
Sun
Part Shade
Soil Moisture
Average
Ecoregion
(84) Atlantic Coastal Pine Barrens
(59) Northeastern Coastal Zone
(83) Eastern Great Lakes Lowlands
(58) Northeastern Highlands
Attracts Wildlife
Other Pollinators/Wildlife
Host Plant
Pollinator Powerhouse Plant
Tolerance
Salt Tolerant
Additional Attributes
Edible
Low Maintenance
Landscape Use
Naturalize
Specimen
Attractive Fall Foliage and/or Ornamental Fruit
Purple to Black Fruit


North American Distribution


John Lynch (c) Native Plant Trust
John Lynch (c) Native Plant Trust