American Black Juglans nigra
Shown below with water-based finish (top),
Color: Heartwood ranges from a deep, rich dark brown to a purplish black. Sapwood is nearly white to tan. Difference between heartwood and sapwood color is great; some flooring manufacturers steam lumber to bleed the darker heartwood color into the sapwood, resulting in a more uniform color.
Hardness (Janka): 1010; 22% softer than Northern Red Oak.
Sawing / Machining: Easily worked with hand tools, and has excellent machining qualities.
(Relative to plainsawn select Red Oak.)
Moderately available, normally in unfinished parquet, strip and in various plank widths as a special order. Available in fancy parquet patterns as a special or custom mill.