Sawtooth Oak

Other names

Bristle Oak, Japanese Silkworm Oak, Sawthorn Oak, Kunugi, Silkworm Oak

Growth habit

Tree

Perennation

Long-lived polycarpic perennial

Native distribution

India, Japan, Korea, China, Burma, Laos

Location

Jackson Grove

Source of plant

Claude Heit, Princeton Nurseries, Schmidt & Son Co.

Description

A dense, broad pyramid in youth, varying in old age from oval-rounded to broad-rounded with low-slung,wide-spreading branches. Plants reach 35' to 45' in height with variable width. Foliage opens a brilliantyellow to golden-yellow in spring, becoming deep lustrous green in summer, often developing a good clear yellow to golden brown fall color, late, often in November. Bark deeply ridged and furrowed, appearing almost corky on older trunks.

USDA Hardiness Zone

5