Black Walnut — Juglans nigra
High (Identified by the characteristic rich dark brown color, pore structure, and grain pattern typical of American Black Walnut) confidence

Black Walnut

Juglans nigra · Hardwood

Type
Hardwood
Origin
Eastern North America
Hardness
1,010 lbf (Medium)
Durability
Durable (Good decay resistance, though susceptible to insect attack)

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Grain Pattern

Straight to slightly irregular grain with a medium texture and moderate natural luster

Color & Appearance

Rich dark brown to grayish-brown heartwood with occasional darker streaks, and a lighter yellowish-grey sapwood; deepens in richness over time with light exposure

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Durable (Good decay resistance, though susceptible to insect attack)

Value & Sustainability

Estimated Market Value
8.00 to 15.00 USD per board foot
Wood Age Estimate
Estimated 20-50 years based on surface oxidation and patina
Sustainability Status
Least Concern (IUCN), widely available, not CITES listed

Common Uses

Fine furniture, cabinetry, architectural millwork, gunstocks, veneer, and turning

Geographic Origin

Eastern North America

Workability

Exceptional workability with both hand and machine tools; glues, stains, and finishes very well, though can occasionally tear out on figured sections

Finish Recommendations

Takes oil, lacquer, shellac, and polyurethane exceptionally well; hand-rubbed oil finishes particularly highlight the rich grain

Notable Features

Possesses a moderate natural luster, good dimensional stability, and shock resistance with a distinct mild scent when freshly cut

Learn more about Black Walnut in the Wood Encyclopedia
Identified August 22, 2026