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 resistance to rot and moderate resistance to insect attack.

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Grain Pattern

Straight to slightly irregular grain with a subdued cathedral pattern on the flat-sawn face.

Color & Appearance

Rich dark brown heartwood with occasional purplish hues and a pale yellowish-gray sapwood; lightens slightly to a softer golden-brown with age.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

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

Value & Age

Estimated Market ValueNot an official valuation

8.00 to 15.00 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, showing minimal oxidation and a fresh milled appearance with minor surface scuffs.

Common Uses

Fine furniture, cabinetry, architectural millwork, gunstocks, and interior paneling.

Geographic Origin

Eastern North America.

Workability

Exceptional workability with both hand and machine tools, gluing and finishing cleanly with minimal tearout.

Finish Recommendations

Takes oil finishes, shellac, and lacquer exceptionally well, enhancing the deep chatoyance of the dark brown heartwood.

Notable Features

Possesses a moderate natural luster, distinct shock resistance, and a rich chocolate-brown tone highly prized in woodworking.

Learn more about Black Walnut in the Wood Encyclopedia
Identified October 17, 2026