It belongs to the beech family (Fagaceae). Description This beautifully wrapped Evergreen Oak tree has an abundance of lush, green leaves all year. In spring pale yellow flowers hang in catkins and are wonderful for bees and butterflies. The acorns of white oak trees have a sweet or slightly bitter taste, however the acorns from red oak trees have a very bitter taste. Tips for Planting Under an Oak Tree. Hybrids, intermediates of two oak tree … Quercus species are characterized by alternate, simple, deciduous or evergreen leaves with … ... (Mahonia repens), evergreen ribes (Ribes viburnifolium), or azaleas (Rhododendron). The leaves are edged with bristle tipped teeth more like a holly. One of the toughest and most beautiful evergreen trees , the Quercus Ilex or Evergreen Oak is native to southern Europe where the climate is dry. The small acorns, which ripen in late summer, are delicious when lightly roasted. This dense, holly-shaped foliage is wonderful for our garden birds to safely make their nests. If you decide to go ahead and put in plants under your oak, keep these tips in mind. Oak, any of about 450 species of trees and shrubs constituting the genus Quercus in the beech family (Fagaceae), distributed throughout the north temperate zone and at high altitudes in the tropics. Evergreen oak display feathery catkins of tiny lime green flowers in spring. Evergreen Oaks have silver, find down underside and glossy green upper leaves variable in size, which look similar to holly when young. It was introduced in the United States in 1878. The Evergreen Oak tree (Quercus ilex) also known as Holm (holly) oak, is a majestic evergreen tree which can be used as a hedging plant with striking affect. This species comes from Japan and Korea and was again introduced by … This species, Quercus acuta , is often confused in commerce with other evergreen oak species such as Quercus glauca and Quercus myrsinifolia . The Caerhays plant is more of a shrub with splitting leaders and lots of side shoots. Oak trees can be identified by their lobed leaves with pointed or rounded tips. Other than evergreen and deciduous oak trees, the species also includes smaller plants or oak shrubs. Tree identification: Most species of oak are deciduous trees and a few are evergreen. Japanese evergreen oak is native to Japan, South Korea, Taiwan, and parts of China. Another semi evergreen oak species or semi evergreen for part of the winter at least. The oak tree is classified under the genus Quercus, a Latin word meaning ‘oak tree’. Learn more about planting under an oak tree here.