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, featuring good decay resistance and moderate resistance to subterranean termites.

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Grain Pattern

Straight grain with uniform texture and occasional irregular wave figure near branch junctions.

Color & Appearance

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

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Durable, featuring good decay resistance and moderate resistance to subterranean termites.

Value & Age

Estimated Market ValueNot an official valuation

8.00 to 15.00 USD per board foot for standard domestic kiln-dried lumber.

AI estimate for general guidance only — not a professional appraisal. Actual value depends on grade, dimensions, condition, and local market demand.

Wood Age Estimate
Freshly harvested green wood sample with intact bark and moist exposed sapwood.

Common Uses

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

Geographic Origin

Eastern North America

Workability

Exceptional workability with hand and machine tools, gluing and finishing smoothly.

Finish Recommendations

Takes stains, oils, lacquers, and water-based polyurethanes exceptionally well.

Notable Features

Possesses a rich natural luster, distinct dark heartwood contrast, and high shock resistance.

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