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; good resistance to decay and moderate resistance to insect attack.

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Grain Pattern

Straight to irregular grain with prominent cathedral arches and occasional small knots.

Color & Appearance

Rich dark brown heartwood with lighter contrasting sapwood; patinas gracefully to a lighter golden-brown over time.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Durable; good resistance to decay and moderate resistance to insect attack.

Value & Age

Estimated Market ValueNot an official valuation

8 to 15 dollars 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 5 to 15 years old based on modern furniture construction and finish wear.

Common Uses

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

Geographic Origin

Eastern North America

Workability

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

Finish Recommendations

Takes oil, lacquer, and polyurethane very well, enhancing the deep grain patterns without requiring special prep.

Notable Features

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

Learn more about Black Walnut in the Wood Encyclopedia
Identified October 25, 2026