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Black Walnut

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Species - Domestic

Top portion is finished with water-based finish; bottom with oil-based finish.

Appearance

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.

Grain: Mostly straight and open, but some boards have burled or curly grain. Arrangements of pores is similar to hickories and persimmon, but pores are smaller in size.

Variations: Great variety of color and figure within species, as well as variation in color among boards, especially in lower grades and from material that isn't steamed prior to kiln-drying.

Availability

Moderately available.

Origin

North America

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