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 with good overall rot resistance.

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Grain Pattern

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

Color & Appearance

Rich dark brown heartwood with paler yellowish-grey sapwood, darkening gracefully with age.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Very Durable against decay with good overall rot resistance.

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 30-50 years based on surface oxidation and patina.

Common Uses

Fine furniture, cabinetry, architectural millwork, and gunstocks.

Geographic Origin

Eastern North America

Workability

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

Finish Recommendations

Accepts oils, lacquers, and varnishes exceptionally well after light sanding.

Notable Features

Possesses a rich chocolate-brown hue and moderate natural shock resistance.

Learn more about Black Walnut in the Wood Encyclopedia
Identified October 29, 2026