Black Walnut — Juglans nigra
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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 a coarse, uneven texture and visible growth ring boundaries characteristic of a cross-cut end grain or slab surface.

Color & Appearance

Rich dark brown to purplish-brown heartwood with a distinct pale yellowish-grey sapwood, exhibiting natural aging and oxidation over time.

Hardness (Janka)

1010 lbf (Medium)

Durability & Decay Resistance

Durable

Value & Sustainability

Estimated Market Value
$8.00 to $15.00 per board foot depending on grade and width.
Wood Age Estimate
Estimated several decades based on the growth ring density and oxidation patterns visible on the cut end surface.
Sustainability Status
Not listed on CITES appendices, evaluated as Least Concern by the IUCN, widely available domestically in North America.

Common Uses

Fine furniture, cabinetry, gunstocks, interior paneling, specialty veneer, and turning.

Geographic Origin

Eastern North America

Workability

Generally easy to work with both hand and machine tools, though grain can occasionally tear out during planing due to irregular patterns.

Finish Recommendations

Takes stains, oils, and varnishes exceptionally well; hand-rubbed oil finishes particularly enhance the deep chatoyance.

Notable Features

Features excellent dimensional stability, shock resistance, and a rich natural luster with moderate natural oils.

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