Assumed, Wood Working Properties & Specifications

 

Juglans nigra

Juglandaceae

Black Walnut

The walnut/butternut group (Juglans spp.) contains 15 species which grow in South America [6], Eurasia [4] and North America [6]. The word juglans is the classic Latin name of walnut, meaning nut of Jupiter.
North American species of Juglans:

Juglans californica California black walnut, California walnut, claro walnut, southern California walnut

Juglans cinereaa,b butternut

Juglans hindsii California black walnut, hinds black walnut, northern California walnut

Juglans major Arizona black walnut, Arizona walnut, little walnut, Mexican walnut, western walnut

Juglans microcarpa Arizona walnut, dwarf walnut, little walnut, Mexican walnut, river walnut, Texas black walnut, Texas walnut, western walnut

Juglans nigraa American walnut, American black walnut, black walnut, burbank walnut, eastern black walnut, eastern walnut, gunwood, Virginia

walnut
acommercial species
binformation available on a separate fact sheet

Distribution: Black walnut is native to the eastern United States, from southern Minnesota east to Pennsylvania, New Jersey, New York; south to South Carolina, Georgia, Florida, Alabama; west to Texas; and north through Oklahoma, Kansas, Nebraska, and South Dakota.

The Tree: Black walnut trees reach heights of 120 ft (37 m), with a diameter of over
3 ft (1 m).

General Wood Characteristics: The sapwood of black walnut is nearly white, while the heartwood is light brown to dark, chocolate brown, often with a purplish cast and darker streaks. The wood is heavy, hard, and stiff and has high shock resistance.

Working Properties: Black walnut is straight grained and easily worked with hand tools and by machine. It finishes beautifully and holds paint and stain exceptionally well. It also glues and polishes well.

Durability: Rated as very resistant to heartwood decayone of the most durable woods, even under conditions favorable to decay.

Preservation: No information available at this time.

Uses: Furniture, fixtures, cabinets, gunstocks, novelties, interior paneling, veneer.

Toxicity: No information available at this time.

 

 

 

 

 

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