Most likely Black Walnut; alternatives include dark-stained mahogany or another walnut species. — Juglans nigra

Most likely Black Walnut; alternatives include dark-stained mahogany or another walnut species.

Juglans nigra · Hardwood

AI-generated identification · may be incorrect
Type
Hardwood
Origin
Eastern and central North America, especially the United States and southern Canada.
Hardness
Janka about 1,010 lbf — Medium.
Durability
Moderately durable; heartwood has reasonable decay resistance, while sapwood is more vulnerable to insects and rot.

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Grain Pattern

Mostly straight to gently irregular, with subtle cathedral-like bands; the image shows no distinctive figured grain.

Color & Appearance

Dark chocolate-brown heartwood with lighter brown/golden variation and subdued luster, likely enhanced by finish or age. Walnut commonly lightens slightly with prolonged light exposure.

Hardness (Janka)

Janka about 1,010 lbf — Medium.

Durability & Decay Resistance

Moderately durable; heartwood has reasonable decay resistance, while sapwood is more vulnerable to insects and rot.

Value & Age

Estimated Market ValueNot an official valuation

Approximately $8–$18 per board foot for ordinary kiln-dried walnut; premium clear or figured stock may cost substantially 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 estimated from this finished, cropped image; apparent darkening may reflect finish rather than age.

Common Uses

Furniture, cabinetry, architectural millwork, gunstocks, flooring, veneers, turning, and decorative objects.

Geographic Origin

Eastern and central North America, especially the United States and southern Canada.

Workability

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

Finish Recommendations

Clean and lightly abrade, then use hardwax oil, Danish/tung oil, lacquer, shellac, or polyurethane; a clear finish preserves color, while tinted stain may obscure natural variation.

Notable Features

Moderate density, attractive brown color, good dimensional stability, and often strong contrast between heartwood and sapwood.

Learn more about Most likely Black Walnut; alternatives include dark-stained mahogany or another walnut species. in the Wood Encyclopedia
Identified September 18, 2026