Black Walnut — Juglans nigra

Black Walnut

Juglans nigra · Hardwood

AI-generated identification · may be incorrect
Type
Hardwood
Origin
Eastern North America
Hardness
1010 lbf (Medium)
Durability
Durable, with good resistance to rot and moderate resistance to insects.

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Grain Pattern

Straight to slightly irregular grain with a medium texture and subtle cathedral pattern.

Color & Appearance

Rich dark brown heartwood with occasional purplish cast and pale yellowish sapwood, lightening slightly with age.

Hardness (Janka)

1010 lbf (Medium)

Durability & Decay Resistance

Durable, with good resistance to rot and moderate resistance to insects.

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 moderate surface oxidation and clean, modern milling marks.

Common Uses

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

Geographic Origin

Eastern North America

Workability

Excellent workability with both hand and machine tools, gluing and finishing cleanly.

Finish Recommendations

Takes oil finishes, lacquer, and polyurethane exceptionally well without special preparation.

Notable Features

Moderate weight, good dimensional stability, and a rich natural luster when polished.

Learn more about Black Walnut in the Wood Encyclopedia
Identified October 26, 2026