Black Walnut — Juglans nigra
High; identified clearly by the characteristic dark heartwood, contrasting sapwood, bark structure, and grain patterns typical of North American Black Walnut. confidence

Black Walnut

Juglans nigra · Hardwood

Type
Hardwood
Origin
Eastern North America
Hardness
1010 lbf (Medium)
Durability
Durable

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Grain Pattern

Straight to irregular grain with cathedral arches, featuring a prominent knot and natural live edges visible on both sides.

Color & Appearance

Rich dark brown to lighter greyish-brown heartwood with distinct, contrasting pale yellowish-white sapwood along the outer edges.

Hardness (Janka)

1010 lbf (Medium)

Durability & Decay Resistance

Durable

Value & Sustainability

Estimated Market Value
8.00 to 15.00 USD per board foot for domestic hardwoods.
Wood Age Estimate
Recently milled or fresh air-dried lumber (less than 5 years since harvesting).
Sustainability Status
Not listed on CITES appendices, IUCN Least Concern, widely available from sustainably managed domestic forests.

Common Uses

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

Geographic Origin

Eastern North America

Workability

Exceptional workability; cuts, glues, and finishes well, though hand tools should be kept sharp to prevent minor tearout around grain irregularities.

Finish Recommendations

Takes oil, lacquer, and polyurethane exceptionally well to enhance the rich depth and natural luster of the grain.

Notable Features

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

Learn more about Black Walnut in the Wood Encyclopedia
Identified August 26, 2026