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

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Grain Pattern

Straight to irregular grain with a coarse, open texture and occasional wave figure.

Color & Appearance

Rich dark brown heartwood with paler yellowish-grey sapwood, darkening slightly with age and light exposure.

Hardness (Janka)

1010 lbf (Medium)

Durability & Decay Resistance

Durable

Value & Age

Estimated Market ValueNot an official valuation

8 to 15 USD 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
5 to 15 years based on surface oxidation and moderate wear.

Common Uses

Fine furniture, cabinetry, architectural millwork, and gunstocks.

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 with minimal preparation.

Notable Features

Distinctive rich chocolate-brown color and moderate natural luster.

Learn more about Black Walnut in the Wood Encyclopedia
Identified October 21, 2026