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 decay resistance against rot and moderate resistance to common wood-boring insects.

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Grain Pattern

Straight to irregular grain with pronounced wavy and curly figure.

Color & Appearance

Rich dark brown heartwood with lighter pale yellowish-brown sapwood, lightening slightly to a softer golden-brown with age.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Durable, with good decay resistance against rot and moderate resistance to common wood-boring 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 at several years based on smooth, polished surface wear and minimal oxidation.

Common Uses

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

Geographic Origin

Eastern North America.

Workability

Exceptional workability with both hand and machine tools, cutting and gluing cleanly with minimal tearout.

Finish Recommendations

Accepts penetrating oils, varnishes, and lacquers exceptionally well without special preparation.

Notable Features

Possesses a rich natural luster, good dimensional stability, and a distinct chatoyant wavy figure.

Learn more about Black Walnut in the Wood Encyclopedia
Identified October 30, 2026