Black Walnut
Juglans nigra · Hardwood
- Type
- Hardwood
- Origin
- Eastern North America
- Hardness
- 1010 lbf (Medium)
- Durability
- Durable (Good decay resistance, though susceptible to insect attack in sapwood)
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Grain Pattern
Straight to irregular grain with a coarse, uneven texture and prominent growth rings visible on the cross-cut end grain surface, featuring a central knot cluster.
Color & Appearance
Rich dark brown to purplish-brown heartwood with a distinct lighter yellowish-brown to grayish sapwood; darkens significantly over time with exposure to light and UV rays.
Hardness (Janka)
1010 lbf (Medium)
Durability & Decay Resistance
Durable (Good decay resistance, though susceptible to insect attack in sapwood)
Value & Sustainability
- Estimated Market Value
- $6.00 to $15.00+ per board foot depending on width, grade, and figuring.
- Wood Age Estimate
- Estimated recently freshly cut or newly milled log section (under 5 years based on surface freshness and oxidation level).
- Sustainability Status
- Least concern according to the IUCN Red List; widely available and sustainably harvested in North America.
Common Uses
Fine furniture, cabinetry, interior trim, gunstocks, carving, and veneer.
Geographic Origin
Eastern North America
Workability
Exceptional workability; glues, stains, and finishes very well, though prone to occasional tear-out on figured sections during planing.
Finish Recommendations
Takes oil finishes, shellac, varnish, and lacquer exceptionally well, enhancing the deep natural chatoyance of the grain.
Notable Features
Prized for its rich color contrast between heartwood and sapwood, excellent dimensional stability, and shock resistance.
