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 moderate resistance to insect attack.

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Grain Pattern

Generally straight grain with occasional wavy or curly figure and a medium-coarse texture.

Color & Appearance

Rich brown heartwood with pale yellowish-gray sapwood, often developing a lighter warm patina with age.

Hardness (Janka)

1,010 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

6 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 5-15 years based on minimal oxidation and fresh mill marks.

Common Uses

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

Geographic Origin

Eastern North America

Workability

Exceptional workability with both hand and machine tools, gluing and finishing smoothly.

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 October 22, 2026