Black Walnut — Juglans nigra

Black Walnut

Juglans nigra · Hardwood

AI-generated identification · may be incorrect
Type
Hardwood
Origin
Eastern North America.
Hardness
1010 lbf (Medium)
Durability
Durable, featuring good resistance to rot and moderate resistance to insect attack.

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Grain Pattern

Straight to irregular grain with flat-sawn cathedral patterns and subtle wavy figure.

Color & Appearance

Rich dark brown heartwood with lighter pale yellowish-brown sapwood, exhibiting moderate natural luster.

Hardness (Janka)

1010 lbf (Medium)

Durability & Decay Resistance

Durable, featuring good resistance to rot and moderate resistance to insect attack.

Value & Age

Estimated Market ValueNot an official valuation

6 to 12 USD per board foot.

AI estimate for general guidance only — not a professional appraisal. Actual value depends on grade, dimensions, condition, and local market demand.

Wood Age Estimate
Estimated at 10 to 30 years based on surface oxidation and patina.

Common Uses

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

Geographic Origin

Eastern North America.

Workability

Excellent workability with both hand and machine tools, gluing and finishing exceptionally well.

Finish Recommendations

Takes oil, lacquer, and polyurethane finishes very well without requiring special preparation.

Notable Features

Possesses a moderate natural luster and distinct color transitions between heartwood and sapwood.

Learn more about Black Walnut in the Wood Encyclopedia
Identified November 1, 2026