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
Very Durable against rot and decay, with moderate resistance to insect attack.

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Grain Pattern

Straight to irregular grain with prominent cathedral arches and occasional wavy figure.

Color & Appearance

Rich dark brown heartwood with contrasting pale yellowish-white sapwood, exhibiting a natural matte luster.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Very Durable against rot and decay, with moderate resistance to insect attack.

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 at 5 to 15 years based on modern milling marks and clean surface oxidation.

Common Uses

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

Geographic Origin

Eastern North America.

Workability

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

Finish Recommendations

Accepts oils, lacquers, and polyurethane exceptionally well without requiring special prep.

Notable Features

Distinctive rich dark color palette and moderate weight with good dimensional stability.

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