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 decay and moderate insect resistance.

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Grain Pattern

Straight to irregular grain with an open, medium texture and occasional wavy figure.

Color & Appearance

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

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Very Durable against decay and moderate insect resistance.

Value & Age

Estimated Market ValueNot an official valuation

$6.00 to $12.00 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 20-50 years based on visible oxidation and surface patina.

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 exceptionally well.

Finish Recommendations

Takes oil, lacquer, and polyurethane finishes exceptionally well without special preparation.

Notable Features

Possesses a rich natural luster, good dimensional stability, and shock resistance.

Learn more about Black Walnut in the Wood Encyclopedia
Identified October 26, 2026