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 moderately resistant to insect attacks.

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Grain Pattern

Flat-sawn with cathedral grain and a prominent knot figure.

Color & Appearance

Rich brown heartwood with lighter pale sapwood, exhibiting moderate natural luster and darkening slightly over time.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Very Durable against decay and moderately resistant to insect attacks.

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 at 5 to 15 years, showing minimal surface oxidation.

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 with minimal tearout.

Finish Recommendations

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

Notable Features

Possesses a distinct shock resistance, excellent dimensional stability, and rich chocolate brown tones.

Learn more about Black Walnut in the Wood Encyclopedia
Identified October 23, 2026