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 irregular grain with a prominent flat-sawn cathedral pattern and slight wave.
Color & Appearance
Rich dark brown heartwood with occasional purplish hues and pale yellowish-gray sapwood; darkens slowly 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 USD per board foot for kiln-dried lumber.
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 10 to 30 years based on surface oxidation and dry seasoning state.
Common Uses
Fine furniture, cabinetry, architectural millwork, gunstocks, and veneer.
Geographic Origin
Eastern North America
Workability
Excellent workability with both hand and machine tools, though figured sections can tear out during planing.
Finish Recommendations
Accepts oil, lacquer, and polyurethane exceptionally well after light sanding.
Notable Features
Prized for rich shock resistance, stability, and deep natural luster.
