|Quercus robur is a large deciduous oak tree, under cultivation it usually grows from 40 to 60 feet, with a similar spread. It is a short trunked tree with a large open spreading crown.
The leaves have the emblematic oak-leaf shape, with 3 to 7 lobes, dark green in summer, change to brown in fall. The flower is inconspicuous, the resulting fruit is a shiny acorn, about 1 inch long. Prefers well drained soil and full sun. Large tree can reach 100 feet tall.
Mildew can be a problem. Generally too large for residential landscapes, used widely in parks. Native to Europe, northern Africa and parts of Asia. Various cultivars are available.