Walnut, American

Walnut

Walnut, American

Durability

Density in kg/m3

Walnut

The Tree
Under favourable conditions, the tree attains a height of 30m and a diameter of 1.5m or more, the bole often being clear for 15m to 18m.

The Timber
The sapwood is usually narrow, and pale brown in colour, the heartwood varying in colour from rich chocolate-brown to a purplish-black. The wood has a fine even texture and a rather coarse grain, and weighs about 660 kg/m3 when dried.

Drying
Dries rather slowly with a tendency to honeycombing.

Strength
For its weight the strength of the timber is good, with good hardness and in compression along the grain.

Working Qualities
Good - Works easily and well with both hand and machine tools. It is suitable for hand carving and for turnery, finishing cleanly from the tool. It can be glued satisfactorily, and takes an excellent polish.

Latin Name
Juglans nigra

Also known as
American walnut, black walnut

Wood Type
Hardwood

Treatability
Extremely difficult

Moisture
Medium

Texture
Coarse

Origin
North America