Black Walnut
Juglans nigra · Hardwood
- Type
- Hardwood
- Origin
- Eastern North America
- Hardness
- 1010 lbf (Medium)
- Durability
- Very Durable (rated as very resistant to heartwood decay and moderately resistant to insect attack)
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Grain Pattern
Straight to slightly irregular grain with a medium texture
Color & Appearance
Rich dark brown heartwood with occasional purplish cast, contrasting with pale yellowish-gray sapwood; patinas gracefully to a lighter golden-brown over time when exposed to sunlight
Hardness (Janka)
1010 lbf (Medium)
Durability & Decay Resistance
Very Durable (rated as very resistant to heartwood decay and moderately resistant to insect attack)
Value & Sustainability
- Estimated Market Value
- $6.00 to $15.00 per board foot depending on grade and thickness
- Wood Age Estimate
- Estimated 10 to 30 years based on surface oxidation and dry patina present on the end grain
- Sustainability Status
- Not listed on CITES appendices, IUCN Red List of Threatened Species lists as Least Concern; widely available as domestic harvested lumber
Common Uses
Fine furniture, cabinetry, architectural millwork, gunstocks, interior paneling, and specialty woodturning
Geographic Origin
Eastern North America
Workability
Exceptional workability with both hand and machine tools; glues, stains, and finishes very well, though it can occasionally tear out on figured sections during planing
Finish Recommendations
Takes oil finishes, shellac, lacquer, and polyurethane exceptionally well; requires minimal special preparation beyond thorough sanding
Notable Features
Possesses a mild, pleasant natural odor when freshly worked; excellent dimensional stability and shock resistance
