Black Walnut — Juglans nigra
High, based on the characteristic deep brown heartwood contrasted with the pale sapwood, medium texture, and typical grain presentation confidence

Black Walnut

Juglans nigra · Hardwood

Type
Hardwood
Origin
Eastern North America
Hardness
1010 lbf (Medium)
Durability
Durable (good resistance to rot and decay, though susceptible to insect attack)

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Grain Pattern

Straight to slightly irregular grain with a medium texture

Color & Appearance

Rich dark brown heartwood with a contrasting paler yellowish-grey sapwood visible along the edge; darkens slightly with age and exposure to UV light

Hardness (Janka)

1010 lbf (Medium)

Durability & Decay Resistance

Durable (good resistance to rot and decay, though susceptible to insect attack)

Value & Sustainability

Estimated Market Value
8.00 to 15.00 USD per board foot depending on grade and width
Wood Age Estimate
Estimated to be moderately aged (several years since milling based on surface oxidation)
Sustainability Status
Least Concern (IUCN), widely available, not CITES listed

Common Uses

Fine furniture, cabinetry, architectural millwork, gunstocks, veneer, and turning

Geographic Origin

Eastern North America

Workability

Excellent workability with both hand and machine tools; glues, stains, and finishes very well; moderate blunting effect on cutters

Finish Recommendations

Takes oil finishes, shellac, lacquer, and polyurethane exceptionally well without requiring special preparation

Notable Features

Possesses a rich natural chocolate-brown color, good dimensional stability, and a moderate shock resistance

Learn more about Black Walnut in the Wood Encyclopedia
Identified August 29, 2026