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 resistance to rot and decay.

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Grain Pattern

Irregular live-edge slab with swirling grain patterns and natural knots.

Color & Appearance

Rich dark brown heartwood contrasting with pale yellowish-gray sapwood.

Hardness (Janka)

1,010 lbf (Medium)

Durability & Decay Resistance

Durable, with good resistance to rot and decay.

Value & Age

Estimated Market ValueNot an official valuation

8 to 15 dollars per board foot for live-edge slabs.

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 20 to 50 years based on slab thickness and growth ring patterns.

Common Uses

Fine furniture, cabinetry, architectural millwork, and custom live-edge tables.

Geographic Origin

Eastern North America

Workability

Exceptional workability with both hand and machine tools, accepting glues and finishes well.

Finish Recommendations

Penetrating oils or satin polyurethane highlight the natural grain without obscuring texture.

Notable Features

Striking dark color contrast, rich chatoyance, and unique natural live-edge character.

Learn more about Black Walnut in the Wood Encyclopedia
Identified October 20, 2026