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, with good decay resistance and moderate insect resistance.

Got a wood sample like this?

Identify any wood from a photo, free.

Identify wood

Grain Pattern

Straight grain with a medium texture and occasional irregular wave figure.

Color & Appearance

Rich dark brown heartwood with lighter pale yellowish-brown sapwood, lightening slightly to a soft golden-brown with age.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Durable, with good decay resistance and moderate insect resistance.

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
Recently milled lumber, estimated under 5 years old.

Common Uses

Fine furniture, cabinetry, architectural millwork, and gunstocks.

Geographic Origin

Eastern North America

Workability

Excellent workability with both hand and machine tools, though planing irregular grain can cause slight tearout.

Finish Recommendations

Takes oil, lacquer, and polyurethane exceptionally well without requiring special sealers.

Notable Features

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

Learn more about Black Walnut in the Wood Encyclopedia
Identified October 19, 2026