Sapwood is pale yellowish brown with a slightly reddish color. [5] [6]. Bartlett’s Tree Topics blog follows in that tradition by offering a place to receive advice on trees, tree pests, tree preservation, and more. New growth is purplish-brown. Japanese Evergreen Oak is a photoautotroph. View bios on each of our bloggers, or click on a name to go to that blogger’s profile page. Quercus acuta is usually bushy and densely domed, reaching a height of 14 meters. The wood of the Japanese evergreen oak is used for Japanese martial arts practice weapons. This species, Quercus acuta, is often confused in commerce with other evergreen oak species such as Quercus glauca and Quercus myrsinifolia. The inconspicuous flowers Being a leader in the tree care industry means continually focusing on learning and innovation. [7][8] This is due to its uniformly tight grain structure resulting from its continuous growing season. Japanese evergreen oak is native to Japan, South Korea, Taiwan, and parts of China. The flowers are on a stiff 5 cm catkin. Leaves are dark and glossy above and yellowish beneath. The bark is smooth and dark grey. Like shirakashi (白樫 - しらかし) (Quercus myrsinifolia), whose wood is often called shirokashi outside of Japan, and other related sub-genera, Japanese Evergreen Oak, or akagashi, is a preferred choice for Japanese martial arts practice weapons such as bokken. It was introduced in the United States in 1878. It has a self-supporting growth form. Due to its foliage and habitat, it looks rather unlike most other oaks. Quercus acuta (Japanese Evergreen Oak) is a species of tree in the family Fagaceae. [4], In Japan, it is called akagashi (赤樫 - あかがし), but is also known by the names oogashi (大樫 - オオガシ) and oobagashi (大葉樫 - オオバガシ). Quercus acuta, the Japanese evergreen oak, is an oak native to Japan, South Korea, Taiwan, and China's Guizhou Province and Guangdong Province. Japanese evergreen oak is native to Japan, South Korea, Taiwan, and parts of China. This species, Quercus acuta , is often confused in commerce with other evergreen oak species such as Quercus glauca and Quercus myrsinifolia . 10.2305/IUCN.UK.2019-1.RLTS.T62005627A136776235.en, TSUYUZAKI Shiro's Plant List - Hokkaido University, https://en.wikipedia.org/w/index.php?title=Quercus_acuta&oldid=983845221, Articles with Japanese-language sources (ja), Creative Commons Attribution-ShareAlike License, This page was last edited on 16 October 2020, at 15:53. They narrow to a long, finely-rounded tip. James Goedkoop: "Woods for Training Weapons". The dark green, glossy leaves, 2.5 to 5 inches long, have wavy-margins and a paler underside. Heartwood is pale reddish brown to reddish brown. It was introduced in the United States in 1878. Quercus acuta, the Japanese evergreen oak, is an oak native to Japan, South Korea, Taiwan, and China's Guizhou Province and Guangdong Province.[3]. It has simple, broad leaves. It should not be confused with the oriental or Asian white oak, Quercus aliena. Tolerant of many soil types and conditions, Performs best as a dense screen when given full sun exposure, Evergreen foliage emerges with pubescence before becoming dark green and leathery, Slow growth rate, but matures into a nice 30- to 40-foot tall evergreen, Solidly hardy in Zone 8 and, depending on the individual plant, perhaps hardy into some parts of Zone 7, The smooth gray bark can be heavily attacked by sapsuckers, potentially creating the opportunity for canker pathogens, Slow growth can be maximized by ensuring adequate soil moisture and fertility, If grown in full sun, tends to develop multiple leaders, so if a central leader is desired, structural pruning may be needed, If grown in partial shade, the canopy will be thinner and provide less screening, Wrapping the trunk with burlap may be necessary to deter sapsucker injury.
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