Optimum conditions for growth. 2) Origin: not native to North America Uses: large parking lot … You can differentiate these trees from an American Elm due to the Zelkova's unwinged fruit and symmetrical rather than uneven leaves. Zelkova, Japanese zelkova—Zelkova serrata Family Ulmaceae (Elm family) Plant Identification. Some of the common names for the plants include Japanese zelkova, keaki, and saw-leaf zelkova. The Japanese Zelkova is a good street and shade tree that has an appealing vase-shaped form with a rounded crown. A Hardy Alternative to the American Elm Why 'Green Vase'® Zelkova Trees? In the fall, leaves turn yellow, red, or brownish. Being aware of the differences in the cultivars, and some of the new ones being grown, will help you make the right selection when planting this variety. The Japanese zelkova, is a deciduous tree that typically grows to a height of around 30m. Established trees are fairly drought-tolerant, requiring little irrigation unless located in sandy soil. Aphids, leafhoppers, gall mites, spider mites or leaf spots can occur in rare cases. Good shade and street tree; sometimes used as a substitute for American elm (U. americana). It has an upright vase-shaped growth habit, hence the cultivar name "green vase." A lovely shade tree by any measure. Silhouette ranges from vase shaped to quite spreading. Green leaves turn yellow, copper, orange or deep red to purplish-red in fall, putting on a showy display. Zelkova Tree Scientific Name: Zelkova serrata. They do best in areas with full sun. Leaves are narrow, oval, and toothed. Noteworthy Characteristics. East Asian relative of elm (Ulmus). Trees have smooth, gray bark. Zelkovas are deciduous trees. Zelkova serrata belongs to the Ulmaceae family, which also includes the Elms. Zelkovas are good shade trees. Airlayering is also possible. Has smooth gray bark. Greenwood cuttings can be taken in summer, hardwood cuttings in winter. Pests and diseases: The zelkova is hardly bothered by pests and diseases. The Green Vase® Zelkova has everything you could ever want in a shade tree, from its ornamental interest in every season and pest and disease resistance to hardy, tolerant growth. These trees can reach about 50 to 80 feet (15 to 24 m) in height and have a similar spread. Zelkova, Japanese The Zelkova Tree will tolerate most soil types, including those with a pH to about 7.5 (not alkaline-tolerant), but prefers a moist deep loam. It typically has a short trunk followed by many erect branches that continue upwards to create a round-topped head. It is noted for its graceful shape, clean foliage, attractive bark and resistance to Dutch elm disease. It is reportedly risky to transplant in the fall. Custom Search Japanese Zelkova is a large shade tree maturing at about 60' tall. The peeling bark on older trees exposes orange patches, which can be quite impressive. Grows at moderate to fast rate to 60 feet or higher, equally wide. Propagation: The zelkova can be propagated from seed and cuttings. Zelkova serrata, commonly called Japanese zelkova, is a medium to large deciduous tree, typically growing to 50-80’ tall with a spreading, generally upward-branching, vase-shaped crown.It is native to Japan, Taiwan and eastern China. Japanese Zelkova – Zelkova serrata Family Ulmaceae – Zelkova, Hackberry, Elm Species epithet serrata refers to the serrated leaf edges. Scientific name: Zelkova serrata ‘Green Vase’ Pronunciation: zell-KOE-vuh sair-AY-tuh Common name(s): ‘Green Vase’ Japanese Zelkova, ‘Green Vase’ Saw-Leaf Zelkova Family: Ulmaceae USDA hardiness zones: 5B through 8 (Fig. Japanese Zelkova Zelkova serrata The Japanese Zelkova (Zelkova serrata), and its cultivars, have proven to be a popular and reliable urban tree. 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