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, offering excellent resistance to rot and decay.

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Grain Pattern

Straight to irregular grain with a prominent flat-sawn cathedral pattern.

Color & Appearance

Rich dark brown heartwood with occasional purplish hues and paler yellowish-grey sapwood.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Very durable, offering excellent resistance to rot and decay.

Value & Age

Estimated Market ValueNot an official valuation

$8.00 to $15.00 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
Estimated 5 to 15 years based on minimal surface oxidation and modern milling marks.

Common Uses

Fine furniture, cabinetry, architectural millwork, and gunstocks.

Geographic Origin

Eastern North America

Workability

Excellently machines, glues, and finishes well, though irregular grain can occasionally cause minor tearout during planing.

Finish Recommendations

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

Notable Features

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

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