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
Moderately durable with good resistance to rot and decay.

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Grain Pattern

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

Color & Appearance

Rich dark brown to purplish-black heartwood with a distinct pale yellowish-white sapwood.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Moderately durable with good resistance to rot and decay.

Value & Age

Estimated Market ValueNot an official valuation

$6 to $15 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 25 to 35 years based on ring count visible on the cross-section.

Common Uses

Fine furniture, cabinetry, architectural millwork, and gunstocks.

Geographic Origin

Eastern North America

Workability

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

Finish Recommendations

Accepts oils, lacquers, and varnishes exceptionally well to highlight its deep color.

Notable Features

Prized for its rich chocolate-brown color, shock resistance, and moderate weight.

Learn more about Black Walnut in the Wood Encyclopedia
Identified November 5, 2026