Black Walnut — Juglans nigra
High confidence based on the distinct dark brown heartwood and creamy white sapwood characteristic of American Black Walnut. confidence

Black Walnut

Juglans nigra · Hardwood

Type
Hardwood
Origin
Eastern North America
Hardness
1010 lbf (Medium)
Durability
Durable to Very Durable

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Grain Pattern

Straight to slightly irregular grain with a medium texture, showing a clear division between sapwood and heartwood.

Color & Appearance

The heartwood ranges from a lighter pale brown to a dark chocolate brown with darker brown streaks, while the sapwood is a creamy white.

Hardness (Janka)

1010 lbf (Medium)

Durability & Decay Resistance

Durable to Very Durable

Value & Sustainability

Estimated Market Value
$8.00 to $15.00 per board foot
Wood Age Estimate
Estimated to be moderately recent (1-5 years old based on clean edges and minimal oxidation)
Sustainability Status
Generally sustainable, widely available, not listed on CITES appendices or IUCN red list.

Common Uses

Fine furniture, cabinetry, carving, gun stocks, and interior millwork.

Geographic Origin

Eastern North America

Workability

Excellent workability with both hand and machine tools, glues, stains, and finishes very well.

Finish Recommendations

Takes oil, lacquer, polyurethane, and shellac exceptionally well.

Notable Features

Distinct color contrast between sapwood and heartwood; stable when dry with good shock resistance.

Learn more about Black Walnut in the Wood Encyclopedia
Identified August 16, 2026