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, offering good resistance to decay and moderate resistance to subterranean termites.

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Grain Pattern

Straight to slightly irregular grain with a coarse, even texture and flat-sawn face pattern.

Color & Appearance

Rich dark brown heartwood with a contrasting pale yellowish-white sapwood, darkening slightly with age and light exposure.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Durable, offering good resistance to decay and moderate resistance to subterranean termites.

Value & Age

Estimated Market ValueNot an official valuation

6.00 to 15.00 USD per board foot depending on grade and width.

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 to 50 years based on patina and surface oxidation.

Common Uses

Fine furniture, cabinetry, architectural millwork, gunstocks, and turned objects.

Geographic Origin

Eastern North America.

Workability

Excellent workability with both hand and machine tools, gluing and finishing smoothly with minor tear-out on irregular grain.

Finish Recommendations

Takes stains, oils, and varnishes exceptionally well, highlighting the deep grain contrast.

Notable Features

Prized for its rich chocolate color, shock resistance, and subtle natural luster.

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