Arkansas Tree Database

Butternut, White Walnut

Butternut, White Walnut

Scientific name:

Juglans Cinerea


40'-60' tall by as wide


alternate, odd-pinnately compound, 15"-30" long, with 11-17 sharply pointed leaflets, each 2"-5" long and finely toothed; yellow-green


yellow-green, inconspicous


greenish brown hairy husk, in clusters of 2-5, oblong and pointed instead of round like the black walnut, 2"-3" long, containing rough deeply grooved shell, with sweet, very oily, edible kernel

Fall Interest:

yellow; deciduous


sun; intolerant of shade; rich, moist, well-drained soil; difficult to transplant because of deep taproot; trees are allelopathic, meaning they produce a chemical, juglone, that stunts or kills other plants growing nearby


butternut canker, a usually fatal fungus


shade tree, native garden; wood not as valuable as black walnut because of softer wood and lighter color



bark light gray with broad flattened ridges; Native Americans ate the nuts and boiled the tree sap for syrup; native to Arkansas; rare


Click thumbnail to enlarge images

Butternut bark on mature tree Butternut female flower Butternut male flower Butternut leaf, pinnately compound with 11-17 leaflets with toothed margins Butternut nuts in husks Butternut tree form, winter Butternut twig Butternut twig and bud Butternut twig, showing leaf scar and bud