Black Walnut
Juglans nigra · Hardwood
AI-generated identification · may be incorrect- Type
- Hardwood
- Origin
- Eastern North America.
- Hardness
- 1,010 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 medium texture and clear annual growth rings visible on the cross-section.
Color & Appearance
Rich dark brown to purplish-brown heartwood with a distinct narrow pale yellowish-white sapwood band.
Hardness (Janka)
1,010 lbf (Medium)
Durability & Decay Resistance
Very Durable against decay and moderate resistance to insect attack.
Value & Age
$6.00 to $12.00 per board foot for standard domestic 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 at 20 to 30 years based on growth ring count and core diameter.
Common Uses
Fine furniture, cabinetry, architectural millwork, gunstocks, and decorative veneer.
Geographic Origin
Eastern North America.
Workability
Excellent workability with both hand and machine tools, though interlocked grain can cause minor tearout during planing.
Finish Recommendations
Accepts stains, oils, and varnishes exceptionally well with minimal surface preparation.
Notable Features
Distinctive rich dark heartwood color contrast and high dimensional stability.
