Black Walnut
Juglans nigra · Hardwood
AI-generated identification · may be incorrect- Type
- Hardwood
- Origin
- Eastern North America
- Hardness
- 1010 lbf (Medium)
- Durability
- Durable, with good resistance to decay and moderate insect resistance.
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Grain Pattern
Irregular grain featuring prominent crotch figure and swirling patterns around a central knot.
Color & Appearance
Rich dark brown heartwood with lighter grayish sapwood, showing moderate natural luster.
Hardness (Janka)
1010 lbf (Medium)
Durability & Decay Resistance
Durable, with good resistance to decay and moderate insect resistance.
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 20-50 years based on visible oxidation and drying checks.
Common Uses
Fine furniture, cabinetry, architectural millwork, and decorative veneer.
Geographic Origin
Eastern North America
Workability
Excellent workability with both hand and machine tools, gluing and finishing cleanly.
Finish Recommendations
Takes oil, lacquer, and polyurethane exceptionally well after fine sanding.
Notable Features
Distinctive dark color palette and complex crotch figure with natural pinholes.
