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, offering good resistance to rot and moderate resistance to decay.

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Grain Pattern

Straight grain with a uniform texture and occasional wavy or irregular figures.

Color & Appearance

Rich dark brown to purplish-black heartwood with pale yellowish-white sapwood, darkening gracefully with age.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Durable, offering good resistance to rot and moderate resistance to 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 at 10 to 30 years based on surface patina and oxidation depth.

Common Uses

Fine furniture, cabinetry, architectural millwork, gunstocks, and interior paneling.

Geographic Origin

Eastern North America

Workability

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

Finish Recommendations

Accepts oil, lacquer, and varnish exceptionally well, enhancing the deep natural grain.

Notable Features

Possesses a rich natural luster, good dimensional stability, and a distinct mild scent when worked.

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