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Purchases from our nursery also plant trees in recovering forests, making the world greener in your yard and around the world.

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Change the world for someone who’s changed yours by planting commemorative trees in forests in need.

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Arbor Day Foundation baseball cap, beanie, and bucket hat

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Brew a better world with our premium-grade specialty beans. This ethically sourced coffee supports planting trees in forests in need.

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Arbor Day Blend

Decaf Arbor Day Blend

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perspective of a person reading a tree guide while on a trail

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tote bag with line art of leaves, wooden covered notepads, and a wooden ornament with an owl

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Black Walnut

Juglans nigra

Zones: 4 - 9

Yields a ripened nut crop in early to mid-autumn that consists of three layers: a green, fleshy husk; a black inner shell that is hard, thick and corrugated; and the kernel, which is oily and sweet
Begins to bear nuts in 12–15 years
Is prized in the woodworking world for its handsome grain
Features pinnately compound, alternate leaves that are 12–24" in length and consist of 15–23 dark green leaflets that are 2–5" long; the leaflets are finely toothed
Is self-fertile but requires wind for pollination; plant more than one tree to ensure a better crop
Grows in a rounded shape
Develops a deep taproot, making it difficult to transplant
Can be toxic to certain trees and plants—such as serviceberries, chestnuts, pines, arborvitae, apples, cherries, tomatoes, potatoes, peas, peppers, cabbages, alfalfa, blueberries, blackberries, azaleas, rhododendron, lilacs, hydrangeas, privets, and plants in the heath family—if planted too close

Pricing Information

Tree Details

Shape

Rounded

Growth Speed

Medium

Scientific Name

Juglans nigra

Mature Height

50' - 75'

Mature Spread

50' - 75'

Shipping Height

2' - 3'

Highlights

Practicality and aesthetics combine in the black walnut to make this species one of the most treasured trees in American history. The valuable dark brown wood is strong with a handsome grain that polishes easily and gleams forever. And the rich, flavorful nuts are enjoyed fresh and retain their flavor and texture during cooking.

Whether you love it more for the stunning wood or the delicious nuts, it is an upstanding tree.

Sun Preference

Full Sun

Soil Preference

Acidic, Alkaline, Clay, Loamy, Moist, Rich, Sandy, Well Drained, Wet

Wildlife Value

The nuts are eaten by woodpeckers, foxes and squirrels.

History/Lore

This native tree has been called our best friend in times of war and peace. Native Americans and early settlers used it for food, dyes, ink, medicine, fence posts, gun stocks and furniture.

Black Walnut

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