Black Walnut
Juglans nigra • Hardwood
Grain Pattern
The grain is typically straight but can be irregular. This sample shows a flat-sawn cathedral pattern with visible open pores and medium texture.
Color Description
Heartwood ranges from medium to dark chocolate brown. Sapwood is pale yellow-gray. The sample shows typical deep brown tones that may lighten over time with UV exposure.
Hardness Rating
1,010 lbf (Medium)
Durability Rating
Very Durable; highly resistant to heartwood decay but susceptible to insect attack.
Common Uses
High-end furniture, cabinetry, veneer, gunstocks, interior trim, and turned objects.
Geographic Origin
Eastern North America
Market Value & Sustainability
Estimated Market Value
$10.00 - $18.00 per board foot depending on width and grade.
Wood Age Estimate
Modern era (last 10-20 years) based on surface oxidation and current milling appearance.
Sustainability Status
Not listed in CITES Appendices or on the IUCN Red List; widely available and generally sustainable.
Workability
Excellent workability with hand and machine tools. Glues, stains, and finishes very well, though the open grain may require filling for a glass-smooth finish.
Notable Features
Distinctive mild, spicy odor when being worked. Known for its shock resistance and dimensional stability.
Finish Recommendations
Tung oil or Danish oil to enhance the natural color; polyurethane for durability; or shellac for a traditional look.
Identification Confidence
High. The chocolate brown color, distinct open-pore structure, and cathedral grain pattern are classic hallmarks of Juglans nigra.