Characteristics of Black Walnut Origin of Wood Type North America, most of our stock comes from the North East USA Botanical Name Juglans nigra Specific Gravity 0.64 Avg. Weight Per BF 3.5 Color Range Dark Brown Rarity / Availability Readily Available in normal widths, figured and wide slabs can be very rare! Typical Avg. Width 4â?³ to 24â?³, can be found up to 36â?³ wide fairly easily, and rarely found up to 67â?³ wide Typical Avg. Length 8â?² to 16â?² Avg. Waste Factor 0.5 Wood Uses Fine Furniture, Cabinetry, Architectural Millwork, Guitar Building / Instrument Making, Wood Turning, Boat Building, Wood Carving, Veneer, Flooring and many other uses Lumber Grades Common 1 & 2, Select and Better, FAS, Quartersawn, Quartersawn (Figured), Flitch, Figured (Heavy), Figured (Medium), Veneer, Premium / Clear Other Trade Names American Walnut, Eastern Walnut, Pennsylvania Walnut, Virginia Walnut