New growth is purplish-brown. This species, Quercus acuta , is often confused in commerce with other evergreen oak species such as Quercus glauca and Quercus myrsinifolia . ... oak leaf. Some oak trees have leaves that stay on the tree year-round (evergreen) and others have leaves that drop during dormancy (deciduous), plus they all bear the … oak-tree. An oak tree is one of the most common species of trees in the Northern Hemisphere which includes North America. While the North American Oak and Japanese Oak are related, the Japanese Oak tree is evergreen, due to this it does not have a conspicuous open grain like the American White and Red Oak. On the underside are … The leaves are oblong and the flowers are yellowish. Advertisement. Word Tools: Finders & Helpers: Other Languages: More: go: Sponsored Content. Oak trees come in two major prototypes — red oak trees and white oak trees. The Sawtooth Oak is botanically called Quercus acutissima. It tolerates urban conditions well and can be used as a street tree. Severe infections may cause the leaves to turn black, curl up and fall. Comments: Japanese Oak tends to have a slower growth rate than other temperate species of Europe or North America. Advertisement. Japanese zelkova is closely related to elms but is resistant to Dutch elm disease (DED). Oak tree fruit. The Tree is a deciduous tree, it will be up to 30 m (99 ft) high. Its red, lacy leaves are a welcome addition to any garden, but they aren’t problem free. oak trees. The Japanese red oak wood used for Japanese Bokken, greatly differs from the Red Oak Wood referred to when speaking about North American Oak. Japanese evergreen oak is native to Japan, South Korea, Taiwan, and parts of China. Look-alikes: Jumping oak gall, tubakia leaf spot, oak leaf blister, other fungal leaf spots Jumping oak gall Brown leaves appear on trees in the white oak group in late spring. The inconspicuous flowers are followed by brown, cupped acorns. The dense growth and small size make Japanese evergreen oak ideal for use as a specimen, screen, or small shade tree. The tree likes Sonne - Halbschatten at the location and the soil should be permeable soils. A Japanese maple is a glorious specimen tree. oak tree. Deciduous oak trees provide summer shade, and their leaves provide ornamental interest through colorful new growth and autumn color. The dark green, glossy leaves, 2.5 to 5 inches long, have wavy-margins and a paler underside. This tree has … It was introduced in the United States in 1878. Glenn Ross Images/Getty Images. Here's a list of translations. Translate to Japanese. There are a few Japanese maple diseases and several insect problems with Japanese maples that you should be aware of to give your tree the care it needs. How to say oak in Japanese What's the Japanese word for oak? As a result, the wood tends to be slightly lighter and weaker (on account of its increased proportion of earlywood pores) than standbys such as White Oak , though this also gives the wood more uniformity and easier workability.