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
Very Durable against rot and decay.

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Grain Pattern

Straight to irregular grain with a medium texture and occasional wavy figure.

Color & Appearance

Rich dark brown to purplish-black heartwood with pale yellowish-white sapwood, darkening gracefully with age.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Very Durable against rot and decay.

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
Freshly cut log, approximately 20 to 30 years based on growth ring count.

Common Uses

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

Geographic Origin

Eastern North America.

Workability

Exceptional workability with hand and machine tools, gluing and finishing smoothly.

Finish Recommendations

Accepts oil, lacquer, and polyurethane exceptionally well with minimal prep.

Notable Features

Distinctive rich chocolate-brown color, fine shock resistance, and moderate weight.

Learn more about Black Walnut in the Wood Encyclopedia
Identified November 2, 2026