Black Walnut — Juglans nigra

Black Walnut

Juglans nigra · Hardwood

AI-generated identification · may be incorrect
Type
Hardwood
Origin
Eastern North America
Hardness
1010 lbf (Medium)
Durability
Durable, with good natural resistance to rot and decay.

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Grain Pattern

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

Color & Appearance

Rich dark brown heartwood with a lighter pale yellowish-brown sapwood, darkening slightly with age.

Hardness (Janka)

1010 lbf (Medium)

Durability & Decay Resistance

Durable, with good natural resistance to rot and decay.

Value & Age

Estimated Market ValueNot an official valuation

8 to 15 dollars 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 15 to 30 years based on the growth ring count and log diameter.

Common Uses

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

Geographic Origin

Eastern North America

Workability

Exceptional workability with both hand and machine tools, gluing and finishing very well.

Finish Recommendations

Reactions well to oils, varnishes, and lacquers, bringing out the deep natural luster.

Notable Features

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

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