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 very good resistance to rot and moderate resistance to insects.

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Grain Pattern

Straight to irregular flat-sawn grain with minor knot figure near the live edge.

Color & Appearance

Rich dark brown heartwood with a contrasting pale yellowish-white sapwood band, exhibiting a natural soft luster.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Durable, with very good resistance to rot and moderate resistance to insects.

Value & Age

Estimated Market ValueNot an official valuation

6 to 15 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 5 to 15 years old based on fresh surface oxidation and clean cutting marks.

Common Uses

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

Geographic Origin

Eastern North America

Workability

Exceptional workability with hand and machine tools, though interlocked grain can occasionally cause minor tearout during planing.

Finish Recommendations

Accepts oil, lacquer, shellac, and polyurethane exceptionally well, enhancing its deep natural chatoyance.

Notable Features

Prized for its rich chocolate-brown color, excellent dimensional stability, and shock resistance.

Learn more about Black Walnut in the Wood Encyclopedia
Identified October 27, 2026