Black Walnut The heartwood and sapwood found in Black Walnut is unambiguous. Broadbent Canadian Furniture produced this distinctive work. Common trade names: Black Walnut, Walnut, Eastern Black Walnut Genus: Juglans nigra Janka Hardness (pounds-force): 1010 Description: Walnut ranges from a pale brown to deep sienna hues. The sapwood is quite pale, and nearly white. A […]