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 rot and decay.

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Grain Pattern

Straight grain with medium texture and distinct annual growth rings.

Color & Appearance

Dark brown heartwood with a contrasting pale yellowish-white sapwood, darkening to a rich patina over time.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Durable, with good resistance to rot and decay.

Value & Age

Estimated Market ValueNot an official valuation

6 to 15 USD per board foot depending on grade and figure.

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 30 to 40 years based on the growth ring count and log diameter.

Common Uses

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

Geographic Origin

Eastern North America

Workability

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

Finish Recommendations

Accepts oils, lacquers, and varnishes exceptionally well without requiring special preparation.

Notable Features

Prized for its rich chocolate-brown color, shock resistance, and moderate weight.

Learn more about Black Walnut in the Wood Encyclopedia
Identified November 3, 2026