Most likely American black walnut; alternatives include butternut or claro walnut. — Juglans nigra (probable)

Most likely American black walnut; alternatives include butternut or claro walnut.

Juglans nigra (probable) · Hardwood

AI-generated identification · may be incorrect
Type
Hardwood
Origin
Eastern and central North America, especially the Midwest and Appalachian regions.
Hardness
About 1,010 lbf Janka — Medium.
Durability
Moderately durable; heartwood has useful resistance to decay and some insects, but is not a premier exterior species.

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Grain Pattern

Mostly straight to mildly wavy, with cathedral-like flatsawn figure, darker streaking, and a small knot/inclusion near one end.

Color & Appearance

Warm medium brown heartwood with lighter brown sapwood; modest luster and subtle variation. Walnut typically darkens slightly and mellows with age.

Hardness (Janka)

About 1,010 lbf Janka — Medium.

Durability & Decay Resistance

Moderately durable; heartwood has useful resistance to decay and some insects, but is not a premier exterior species.

Value & Age

Estimated Market ValueNot an official valuation

Approximately $8–$18 per board foot for clear, kiln-dried walnut; this narrow board is likely toward the lower-middle range.

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 board appears recently milled and unfinished; no reliable age estimate is possible from the image.

Common Uses

Furniture, cabinetry, flooring, veneer, gunstocks, turning, and decorative woodworking.

Geographic Origin

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

Workability

Generally machines, sands, glues, and finishes well; knots and changing grain can cause localized tearout. Pre-drilling is advisable for fasteners.

Finish Recommendations

Apply a washcoat or sanding sealer if needed, then use oil, hardwax oil, shellac, lacquer, or polyurethane; test first because finishes can deepen the brown.

Notable Features

Recognizable walnut-like brown coloration, attractive flowing grain, and a dark natural knot/inclusion.

Learn more about Most likely American black walnut; alternatives include butternut or claro walnut. in the Wood Encyclopedia
Identified September 17, 2026

Encyclopedia

Learn about Most Likely American Black Walnut; Alternatives Include Butternut Or Claro Walnut. in the encyclopedia

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