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, with good resistance to rot and moderate insect resistance.

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Grain Pattern

Flat-sawn with prominent cathedral patterns and slight irregular wavy figure.

Color & Appearance

Rich dark brown heartwood with lighter pale brown sapwood, displaying a natural warm luster.

Hardness (Janka)

1010 lbf (Medium)

Durability & Decay Resistance

Durable, with good resistance to rot and moderate insect resistance.

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
Estimated 40 to 60 years based on patina and wear.

Common Uses

Fine furniture, cabinetry, architectural millwork, and veneer.

Geographic Origin

Eastern North America

Workability

Excellent workability with both hand and machine tools; glues, stains, and finishes exceptionally well.

Finish Recommendations

Takes oil, lacquer, and polyurethane finishes well with minimal surface prep.

Notable Features

Features striking rich color contrast and fine, uniform texture with good dimensional stability.

Learn more about Black Walnut in the Wood Encyclopedia
Identified October 26, 2026