Black Walnut — Juglans nigra

Black Walnut

Juglans nigra · Hardwood

AI-generated identification · may be incorrect
Type
Hardwood
Origin
Eastern North America
Hardness
1010 lbf (Medium)
Durability
Durable, with good resistance to rot and moderate resistance to insect attack.

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Grain Pattern

Straight to irregular grain with a flat-sawn cathedral pattern and distinct growth rings.

Color & Appearance

Rich dark brown heartwood with lighter pale yellowish-brown sapwood, darkening slightly with age and UV exposure.

Hardness (Janka)

1010 lbf (Medium)

Durability & Decay Resistance

Durable, with good resistance to rot and moderate resistance to insect attack.

Value & Age

Estimated Market ValueNot an official valuation

8.00 to 15.00 USD per board foot depending on grade and width.

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 20-40 years since harvest, indicated by surface oxidation and rough-sawn 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 smoothly with minimal tearout.

Finish Recommendations

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

Notable Features

Possesses a rich natural luster, good dimensional stability, and a moderate weight-to-strength ratio.

Learn more about Black Walnut in the Wood Encyclopedia
Identified November 1, 2026