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 with excellent decay resistance and good resistance to insect attacks.

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Grain Pattern

Straight to slightly irregular grain with a medium texture and visible growth ring boundaries.

Color & Appearance

Rich dark brown heartwood with a contrasting pale yellowish-white sapwood, darkening slightly with UV exposure.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Very Durable with excellent decay resistance and good resistance to insect attacks.

Value & Age

Estimated Market ValueNot an official valuation

6.00 to 15.00 USD per board foot depending on grade and width.

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 between 15 to 25 years based on the counted growth rings on the transverse end-grain section.

Common Uses

Fine furniture, cabinetry, architectural millwork, gunstocks, and turned objects.

Geographic Origin

Eastern North America

Workability

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

Finish Recommendations

Takes oil, lacquer, and varnish very well without requiring special preparation.

Notable Features

Prized for its rich chocolate-brown color, shock resistance, and subtle natural luster.

Learn more about Black Walnut in the Wood Encyclopedia
Identified October 29, 2026