The sapwood of walnut is creamy white, while
the heartwood is light brown to dark chocolate
brown, occasionally with a purplish cast and
darker streaks. The wood develops a rich patina
that grows more lustrous with age. Walnut is
usually supplied steamed, to darken sapwood.
The wood is generally straight-grained, but
sometimes with wavy or curly grain that produces
an attractive and decorative figure. This species
produces a greater variety of figure types
than any other.
Walnut works easily with hand and machine tools,
and nails, screws and glues well. It holds
paint and stain very well for an exceptional
and is readily polished. It dries slowly, and
care is needed to avoid kiln degrade. Walnut
has good dimensional stability.
Walnut is a tough hardwood of medium density,
with moderate bending and crushing strengths
and low stiffness. It has a good steam-bending
For more information, visit the Hardwood
Wood Species copy courtesy
(c) 2001, Hardwood Manufacturers Association