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 decay and moderate resistance to insect attack.

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Grain Pattern

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

Color & Appearance

Rich dark brown heartwood with a contrasting pale yellowish-white sapwood, deepening to a warm patina over time.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Durable, with good resistance to decay and moderate resistance to insect attack.

Value & Age

Estimated Market ValueNot an official valuation

$6.00 to $12.00 per board foot depending on grade and width.

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 rough-sawn sawmill marks and minimal oxidation.

Common Uses

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

Geographic Origin

Eastern North America.

Workability

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

Finish Recommendations

Accepts oil finishes, lacquer, and polyurethane exceptionally well, enhancing its natural depth.

Notable Features

Prized for its rich chocolate-brown color, smooth texture, and excellent dimensional stability.

Learn more about Black Walnut in the Wood Encyclopedia
Identified November 1, 2026