Likely Black Walnut — Juglans nigra

Likely Black Walnut

Juglans nigra · Hardwood

AI-generated identification · may be incorrect
Type
Hardwood
Origin
Eastern North America, especially the central and eastern United States.
Hardness
1,010 lbf — Medium
Durability
Moderately Durable; heartwood has useful decay resistance, while sapwood is more susceptible to insects and rot.

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Grain Pattern

Mostly straight, fine grain with mild variation; appears flat-sawn. No distinctive figured grain is visible.

Color & Appearance

Medium to dark brown with subtle purplish tones and lighter brown variation, consistent with walnut. Surface sheen appears low; oxidation can lighten or warm the brown over time.

Hardness (Janka)

1,010 lbf — Medium

Durability & Decay Resistance

Moderately Durable; heartwood has useful decay resistance, while sapwood is more susceptible to insects and rot.

Value & Age

Estimated Market ValueNot an official valuation

Common walnut lumber is roughly $8–$18 per board foot, varying substantially by grade, thickness, and region.

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 image; no clear wear, patina, or weathering indicators are apparent.

Common Uses

Furniture, cabinetry, flooring, veneer, gunstocks, turning, and musical instruments.

Geographic Origin

Eastern North America, especially the central and eastern United States.

Workability

Generally machines, sands, glues, and finishes well; sharp tools help avoid tearout in figured grain. Predrilling is useful near edges.

Finish Recommendations

Apply a clear oil, lacquer, or polyurethane after sanding; a clear finish preserves its natural color and grain.

Notable Features

Walnut is moderately heavy and often has attractive brown color; this image does not show prominent figure or end grain.

Learn more about Likely Black Walnut in the Wood Encyclopedia
Identified September 29, 2026