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
Moderately Durable to Durable, with good resistance to rot.

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Grain Pattern

Irregular flat-sawn grain with prominent cathedral arches and slight crotch figure.

Color & Appearance

Rich dark brown heartwood with lighter pale yellowish-brown sapwood, exhibiting moderate natural luster.

Hardness (Janka)

1010 lbf (Medium)

Durability & Decay Resistance

Moderately Durable to Durable, with good resistance to rot.

Value & Age

Estimated Market ValueNot an official valuation

8 to 15 dollars per board foot for domestic kiln-dried lumber.

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 20-40 years since harvest based on surface oxidation and seasoning checks.

Common Uses

High-end furniture, architectural cabinetry, gunstocks, and decorative veneer.

Geographic Origin

Eastern North America

Workability

Exceptional workability with hand and machine tools, gluing and finishing exceptionally well.

Finish Recommendations

Accepts oils, lacquers, and varnishes exceptionally well with minimal surface prep.

Notable Features

Prized for rich shock resistance, dimensional stability, and distinctive rich brown coloration.

Learn more about Black Walnut in the Wood Encyclopedia
Identified October 20, 2026