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 irregular grain with a medium texture and occasional wavy figure.

Color & Appearance

Rich dark brown heartwood with lighter pale yellowish-brown sapwood, deepening over time with UV exposure.

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

8.00 to 15.00 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 40 to 60 years old based on surface oxidation and patina.

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 very well.

Finish Recommendations

Takes oil, lacquer, and polyurethane exceptionally well with minimal preparation.

Notable Features

Prized for its rich chocolate-brown color, excellent dimensional stability, and natural luster.

Learn more about Black Walnut in the Wood Encyclopedia
Identified October 26, 2026