Black Walnut — Juglans nigra
Medium based on characteristic rich dark brown coloration and grain patterns visible in the face grain confidence

Black Walnut

Juglans nigra · Hardwood

Type
Hardwood
Origin
Eastern North America
Hardness
1010 lbf (Medium)
Durability
Durable (good resistance to rot and decay, though susceptible to insect attack)

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Grain Pattern

Straight to slightly irregular grain with a medium texture and occasional wavy figure

Color & Appearance

Rich dark brown to purplish-brown heartwood with paler yellowish-grey sapwood, exhibiting moderate natural luster

Hardness (Janka)

1010 lbf (Medium)

Durability & Decay Resistance

Durable (good resistance to rot and decay, though susceptible to insect attack)

Value & Sustainability

Estimated Market Value
$8.00 to $15.00 per board foot
Wood Age Estimate
Estimated 20-50 years based on surface oxidation and processing marks
Sustainability Status
Not CITES listed, IUCN Least Concern, widely available from sustainably managed domestic forests

Common Uses

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

Geographic Origin

Eastern North America

Workability

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

Finish Recommendations

Takes oils, varnishes, lacquers, and polyurethane exceptionally well without special preparation

Notable Features

Prize-winning rich color, excellent dimensional stability, and moderate shock resistance

Learn more about Black Walnut in the Wood Encyclopedia
Identified August 23, 2026