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Black Walnut

Tagged as: Salt-Tolerant Trees and Shrubs, Native Trees, Butterflies

Botanical Name: Juglans nigra
Common Name: Black Walnut

Updated 10/2012


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Juglans_nigra_form PC_blackWalnut-winterform Juglans_nigra_fruits
form form fruit
Juglans nigra leaves Juglans nigra at The Morton Arboretum
leaves bark

 

Height: 50-70'  Spread: 30-50'  Habit/Form: Broadly rounded to oval  Growth Rate: Medium   Zone: 4-9

Cultural Requirements: Sun; prefers deep fertile, moist, well- drained soil; tolerant of drought, high pH soils; all parts of tree produce juglone, toxic to some plants.

Ornamental Characteristics:  Yellow fall color

Uses in the Landscape:  Shade tree for large properties or natural areas.

 

Butterfly Caterpillar/larval Host: Banded Hairstreak

Aerial Salt Tolerance: Highest degree of salt tolerance. Use in the most exposed areas.

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