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 heartwood decay and moderate insect resistance.

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Grain Pattern

Straight grain with a medium texture and occasional wavy or irregular patterns.

Color & Appearance

Rich dark brown heartwood with lighter pale yellowish-grey sapwood, darkening gracefully with age.

Hardness (Janka)

1010 lbf (Medium)

Durability & Decay Resistance

Durable with good resistance to heartwood decay and moderate insect resistance.

Value & Age

Estimated Market ValueNot an official valuation

8 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
Relatively fresh milled lumber, estimated 1 to 5 years old.

Common Uses

Fine furniture, cabinetry, architectural millwork, gunstocks, and interior paneling.

Geographic Origin

Eastern North America

Workability

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

Finish Recommendations

Takes oil, lacquer, and varnish exceptionally well, enhancing its natural depth.

Notable Features

Prized for its rich chocolate color, shock resistance, and subtle natural luster.

Learn more about Black Walnut in the Wood Encyclopedia
Identified October 17, 2026