Black Walnut
Juglans nigra · Hardwood
AI-generated identification · may be incorrect- Type
- Hardwood
- Origin
- Eastern North America
- Hardness
- 1010 lbf (Medium)
- Durability
- Very Durable against decay and moderate resistance to insect attack.
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Grain Pattern
Straight to slightly irregular grain with a flat-sawn cathedral pattern and occasional wavy figure.
Color & Appearance
Rich dark brown to purplish-brown heartwood with a sharply contrasting pale yellowish-white sapwood, darkening gracefully with age.
Hardness (Janka)
1010 lbf (Medium)
Durability & Decay Resistance
Very Durable against decay and moderate resistance to insect attack.
Value & Age
8 to 15 dollars 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 5 to 15 years based on modern rough-sawn surface oxidation and minimal patina.
Common Uses
Fine furniture, cabinetry, architectural millwork, gunstocks, and decorative veneer.
Geographic Origin
Eastern North America
Workability
Exceptional workability with both hand and machine tools, gluing and finishing smoothly with minimal tearing.
Finish Recommendations
Takes oil, lacquer, and polyurethane exceptionally well without requiring special preparation.
Notable Features
Prized for its rich chocolate color, high shock resistance, and excellent dimensional stability.
