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, offering good resistance to rot and moderate insect deterrence.

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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 lighter pale yellowish-brown sapwood, darkening gracefully with age.

Hardness (Janka)

1010 lbf (Medium)

Durability & Decay Resistance

Durable, offering good resistance to rot and moderate insect deterrence.

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 at 30 to 50 years based on deep patina and surface oxidation.

Common Uses

Fine furniture, cabinetry, carved items, gunstocks, and interior millwork.

Geographic Origin

Eastern North America.

Workability

Excellent workability with both hand and machine tools, gluing and finishing exceptionally well.

Finish Recommendations

Accepts oil, lacquer, and polyurethane very well, highlighting natural chatoyance.

Notable Features

Prized for its rich chocolate color, shock resistance, and stability in use.

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