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

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Grain Pattern

Straight grain with occasional wavy or curly figure and a medium texture.

Color & Appearance

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

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Durable, exhibiting good resistance to rot and moderate resistance to decay.

Value & Age

Estimated Market ValueNot an official valuation

8.00 to 15.00 USD per board foot for standard lumber grades.

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 cut log showing minimal oxidation on the freshly exposed end grain.

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, gluing and finishing smoothly.

Finish Recommendations

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

Notable Features

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

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