Black Walnut — Juglans nigra
High, based on the characteristic deep brown color, pore structure, and grain patterns typical of American Black Walnut confidence

Black Walnut

Juglans nigra · Hardwood

Type
Hardwood
Origin
Eastern North America
Hardness
1010 lbf (Medium)
Durability
Durable; excellent resistance to rot and moderate resistance to insects

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Grain Pattern

Straight to slightly irregular or wavy grain with a medium texture

Color & Appearance

Rich dark brown to purplish-brown heartwood with paler yellowish-grey sapwood; darkens gracefully with age and light exposure

Hardness (Janka)

1010 lbf (Medium)

Durability & Decay Resistance

Durable; excellent resistance to rot and moderate resistance to insects

Value & Sustainability

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

Common Uses

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

Geographic Origin

Eastern North America

Workability

Exceptional workability with both hand and machine tools; glues, stains, and finishes very well

Finish Recommendations

Takes oil finishes, shellac, varnish, and lacquer exceptionally well with minimal preparation

Notable Features

Prized for its rich chocolate-brown color, shock resistance, and stability

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