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

Most likely Black Walnut; alternatives include Claro Walnut or another walnut species.

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

AI-generated identification · may be incorrect
Type
Hardwood; North American temperate species.
Origin
Eastern and central North America, especially the Midwest and Appalachian regions.
Hardness
Approximately 1,010 lbf Janka; Medium hardness.
Durability
Moderately durable; heartwood offers moderate decay resistance but is not ideal for prolonged outdoor exposure. Sapwood is less resistant to insects and rot.

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Grain Pattern

Generally straight to slightly wavy, with flowing cathedral-like bands and subtle curl; appears flat-sawn. No clear bird’s-eye, burl, or spalted figure.

Color & Appearance

Muted gray-brown to chocolate-brown heartwood with lighter tan sapwood and strong mineral/color streaking. Walnut commonly develops warmer golden-brown tones with age and finishes to a moderate luster.

Hardness (Janka)

Approximately 1,010 lbf Janka; Medium hardness.

Durability & Decay Resistance

Moderately durable; heartwood offers moderate decay resistance but is not ideal for prolonged outdoor exposure. Sapwood is less resistant to insects and rot.

Value & Age

Estimated Market ValueNot an official valuation

Approximately $8–$18 per board foot for sound, attractive lumber; exceptional figured stock may cost more.

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

Wood Age Estimate
Cannot be reliably determined from a photograph; the surface appears seasoned and possibly lightly weathered, not necessarily antique.

Common Uses

Fine furniture, cabinetry, flooring, veneer, gunstocks, turned objects, carving, and interior architectural work.

Geographic Origin

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

Workability

Machines, sands, glues, and finishes well; occasional tearout occurs in wavy grain, and sharp cutters are recommended.

Finish Recommendations

Use a clear oil, shellac, lacquer, or satin polyurethane after thorough sanding; a washcoat can help control uneven absorption.

Notable Features

Distinctive dark streaking, moderate weight, good dimensional stability, and attractive chatoyance under finish.

Learn more about Most likely Black Walnut; alternatives include Claro Walnut or another walnut species. in the Wood Encyclopedia
Identified September 20, 2026