Black Walnut — Juglans nigra
High, based on the characteristic rich brown color, distinct cathedral grain pattern, medium texture, and typical diffuse-porous appearance of American Walnut confidence

Black Walnut

Juglans nigra · Hardwood

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

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Grain Pattern

Straight to slightly irregular grain with a prominent flat-sawn cathedral pattern visible in the center

Color & Appearance

Rich dark brown to lighter grayish-brown heartwood with moderate color variation and a natural satin-like luster; lightens slightly or develops a warmer amber patina with age and light exposure

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Durable (Very good resistance to heartwood decay, though susceptible to insect attack)

Value & Sustainability

Estimated Market Value
6.00 to 12.00 USD per board foot for standard domestic grades
Wood Age Estimate
Recently milled lumber, estimated 1 to 5 years since harvesting
Sustainability Status
Not listed on CITES appendices, evaluated as Least Concern by the IUCN, widely available through domestic suppliers

Common Uses

Fine furniture, cabinetry, architectural millwork, gunstocks, veneer, and turned objects

Geographic Origin

Eastern North America

Workability

Exceptional workability; cuts, glues, finishes, and turns very well, though prone to occasional tearout on figured sections during planing

Finish Recommendations

Accepts oils, varnishes, lacquers, and polyurethane exceptionally well, bringing out deep chatoyance in the grain

Notable Features

Possesses a moderate natural shock resistance, a mild distinct pleasant odor when freshly worked, and stable dimensional properties

Learn more about Black Walnut in the Wood Encyclopedia
Identified August 25, 2026