Leaves, bark and fruit of the Japanese Blue Oak

Japanese Blue Oak, click to enlarge

A slightly smaller oak tree compared to the normal with lots going for it. The canopy is dense and forms an attractive shade all year round.

Japanese Blue Oak (quercus glauca)
As its name implies, the Japanese Blue Oak is native to Japan and other areas of Asia. It is an evergreen oak tree which grows to about 15m (50ft) high.

PICTURE OF LEAF COMING SOON

When the leaves first form they have a crimson tinge to them which turns a glossy green as the leaves age.

The bark is not typical of the oak family, it is smoother and lighter in colour.

The trunk and bark of quercus glauca or Japanese Blue Oak

The acorns are about 1.5cm (½in) long which is on the short sized. They are instantly recognised by a series of light rings on the cups which results in the tree sometimes being called the Ring Cupped Oak. The acorns are edible when the tannin has been removed. Ground, it was previously used as a coffee substitute.

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