Black Walnut — Juglans nigra

Black Walnut

Juglans nigra · Hardwood

AI-generated identification · may be incorrect
Type
Hardwood
Origin
Eastern North America.
Hardness
1,010 lbf (Medium)
Durability
Durable, with good decay resistance against rot and moderate resistance to subterranean termites.

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Grain Pattern

Straight grain with a flat-sawn cathedral pattern and uniform texture.

Color & Appearance

Rich dark brown heartwood with a contrasting pale yellowish-white sapwood, exhibiting moderate natural luster.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Durable, with good decay resistance against rot and moderate resistance to subterranean termites.

Value & Age

Estimated Market ValueNot an official valuation

8.00 to 15.00 USD per board foot.

AI estimate for general guidance only — not a professional appraisal. Actual value depends on grade, dimensions, condition, and local market demand.

Wood Age Estimate
Estimated at 1 to 5 years based on freshly milled appearance and minimal oxidation patina.

Common Uses

Fine furniture, cabinetry, architectural millwork, gunstocks, and interior paneling.

Geographic Origin

Eastern North America.

Workability

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

Finish Recommendations

Takes oil, lacquer, and varnish very well, often enhanced with a clear penetrating oil to deepen chatoyance.

Notable Features

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

Learn more about Black Walnut in the Wood Encyclopedia
Identified November 3, 2026