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, featuring good resistance to rot and moderate resistance to insect attack.

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Grain Pattern

Straight to irregular grain with occasional wavy figures and distinct growth rings.

Color & Appearance

Rich dark brown heartwood with lighter pale yellow-brown sapwood, deepening slightly with age.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Durable, featuring good resistance to rot and moderate resistance to insect attack.

Value & Age

Estimated Market ValueNot an official valuation

$6.00 to $12.00 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
Freshly cut logs showing natural end checking and oxidation.

Common Uses

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

Geographic Origin

Eastern North America.

Workability

Excellent workability with both hand and machine tools; glues, stains, and finishes exceptionally well.

Finish Recommendations

Takes oils, varnishes, and lacquers very well without requiring special preparation.

Notable Features

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

Learn more about Black Walnut in the Wood Encyclopedia
Identified October 21, 2026