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, featuring good decay resistance and moderate resistance to insect attack.

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Grain Pattern

Straight to slightly irregular grain with subtle cathedral patterning and occasional subtle figure.

Color & Appearance

Rich dark brown to grayish-brown heartwood with pale yellowish-grey sapwood, darkening gracefully with age.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Durable, featuring good decay resistance and moderate resistance to insect attack.

Value & Age

Estimated Market ValueNot an official valuation

8 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 20 to 50 years based on rich oxidation and mature patina development.

Common Uses

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

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 without requiring special preparation.

Notable Features

Possesses a moderate natural luster, rich chocolate tones, and excellent dimensional stability.

Learn more about Black Walnut in the Wood Encyclopedia
Identified November 4, 2026