Likely Black Walnut; alternatives include Claro walnut or another walnut species. — Juglans nigra (most likely)

Likely Black Walnut; alternatives include Claro walnut or another walnut species.

Juglans nigra (most likely) · Hardwood; domestic North American species.

AI-generated identification · may be incorrect
Type
Hardwood; domestic North American species.
Origin
Eastern and central North America, especially the Midwest and Appalachian regions.
Hardness
Janka approximately 1,010 lbf — Medium.
Durability
Moderately durable; heartwood has useful resistance to decay and insects, while sapwood is substantially less resistant.

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Grain Pattern

Flat-sawn with pronounced cathedral and oval growth-ring figure; generally straight to mildly wavy grain and moderate open pores.

Color & Appearance

Rich chocolate-brown heartwood with lighter tan and occasional gray-brown streaks; pale sapwood is visible at the right edge. Walnut develops warmer amber tones and can show attractive chatoyance under finish.

Hardness (Janka)

Janka approximately 1,010 lbf — Medium.

Durability & Decay Resistance

Moderately durable; heartwood has useful resistance to decay and insects, while sapwood is substantially less resistant.

Value & Age

Estimated Market ValueNot an official valuation

Approximately $8–$18 per board foot for attractive kiln-dried walnut; premium figured or wide stock may exceed $25.

AI estimate for general guidance only — not a professional appraisal. Actual value depends on grade, dimensions, condition, and local market demand.

Wood Age Estimate
The photograph cannot establish tree age or board age; the surface appears recently finished, with little visible patina or wear.

Common Uses

Furniture, cabinetry, gunstocks, architectural panels, flooring, veneer, turning, and musical-instrument parts.

Geographic Origin

Eastern and central North America, especially the Midwest and Appalachian regions.

Workability

Generally machines, sands, glues, and finishes well; irregular grain can cause localized tear-out, and predrilling is helpful for fasteners.

Finish Recommendations

Use a clear oil, wiping varnish, lacquer, or polyurethane after thorough sanding; a washcoat or conditioner can reduce uneven absorption near sapwood.

Notable Features

Distinctive dark heartwood, strong growth-ring contrast, moderate weight, and a naturally lustrous appearance.

Learn more about Likely Black Walnut; alternatives include Claro walnut or another walnut species. in the Wood Encyclopedia
Identified September 22, 2026