Black Walnut — Juglans nigra

Black Walnut

Juglans nigra · Hardwood

AI-generated identification · may be incorrect
Type
Hardwood
Origin
Eastern North America
Hardness
1,010 lbf (Medium)
Durability
Durable, with good resistance to decay and moderate insect resistance.

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Grain Pattern

Straight grain with a medium texture and occasional irregular cathedral patterns on flat-sawn faces.

Color & Appearance

Rich dark brown heartwood with lighter pale yellowish-brown sapwood, deepening to a warm bronze patina over time.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Durable, with good resistance to decay and moderate insect resistance.

Value & Age

Estimated Market ValueNot an official valuation

8.00 to 15.00 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 20 to 50 years based on surface oxidation and milled appearance.

Common Uses

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

Geographic Origin

Eastern North America

Workability

Excellent workability with both hand and machine tools, gluing and finishing smoothly with minimal tearout.

Finish Recommendations

Takes oil, polyurethane, and lacquer exceptionally well, enhancing the deep natural grain chatoyancy.

Notable Features

Prized for its rich chocolate-brown color, moderate weight, and excellent dimensional stability.

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