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 rot and moderate resistance to insect attack.

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Grain Pattern

Straight to slightly irregular grain with a medium texture and occasional wavy or cathedral patterns.

Color & Appearance

Rich dark brown heartwood with lighter pale yellowish-brown sapwood, darkening gracefully with age and light exposure.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

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

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 at 5 to 15 years based on surface oxidation and modern milling marks.

Common Uses

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

Geographic Origin

Eastern North America

Workability

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

Finish Recommendations

Accepts oil, lacquer, and polyurethane exceptionally well without requiring special sealers.

Notable Features

Prized for its rich chocolate-brown coloration, shock resistance, and moderate weight.

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