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 resistance to decay and moderate insect resistance.

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Grain Pattern

Straight to slightly irregular flat-sawn grain with prominent cathedral arches.

Color & Appearance

Rich dark brown heartwood with lighter pale yellowish-brown sapwood, exhibiting moderate natural luster.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Durable, with good resistance to decay and moderate insect 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 1-5 years post-harvest, showing minimal surface oxidation.

Common Uses

Fine furniture, cabinetry, architectural millwork, gunstocks, and 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 special preparation.

Notable Features

Possesses a moderate natural shock resistance and stable dimensional properties.

Learn more about Black Walnut in the Wood Encyclopedia
Identified October 25, 2026