Claro Walnut
Claro Walnut (Juglans hindsii (also J. californica))
Common Names: Claro Walnut, California Black Walnut
Distribution: California and Oregon
Color/Appearance: Heartwood can range from a lighter pale brown to a dark chocolate brown with darker brown streaks. Color can sometimes have a gray, purple or reddish cast. Sapwood is nearly white. Wood from orchard trees that have been grafted with English Walnut (Juglans regia) may have a colorful or streaked appearance near the graft, which is sometimes referred to as “marbled Claro Walnut”. Claro Walnut can occasionally also be found with figured grain patterns such as: curly, crotch and burl.
Janka Hardness: 1,130 lbf
Density: 3.33 lb/b.f.
Shrinkage: 1
Radial (thickness): 4.3%
Tangential (width): 6.4%,
Volumetric (total): 10.7%,
T/R Ratio (width to depth): 1.5
Allergies/Toxicity: 1 Other species in the Juglans genus (such as Black and English Walnut) have been reported as sensitizers and Claro Walnut is likely to generate similar allergic reactions. Usually most common reactions simply include eye and skin irritation.
Controlled species: CITES: no, IUCN: yes
Common Uses: Furniture, cabinetry, gunstocks, musical instruments, veneer, turned items and other small wooden objects and novelties.