Some of the common names for the plants include Japanese zelkova, keaki, and saw-leaf zelkova. It typically has a short trunk followed by many erect branches that continue upwards to create a round-topped head. It is reportedly risky to transplant in the fall. In the fall, leaves turn yellow, red, or brownish. Zelkovas are good shade trees. It is noted for its graceful shape, clean foliage, attractive bark and resistance to Dutch elm disease. A lovely shade tree by any measure. Trees have smooth, gray bark. 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. Zelkova Tree Scientific Name: Zelkova serrata. Custom Search Japanese Zelkova is a large shade tree maturing at about 60' tall. The Japanese Zelkova is a good street and shade tree that has an appealing vase-shaped form with a rounded crown. 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. Optimum conditions for growth. 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. Noteworthy Characteristics. Established trees are fairly drought-tolerant, requiring little irrigation unless located in sandy soil. Airlayering is also possible. Aphids, leafhoppers, gall mites, spider mites or leaf spots can occur in rare cases. Greenwood cuttings can be taken in summer, hardwood cuttings in winter. Propagation: The zelkova can be propagated from seed and cuttings. The Japanese zelkova, is a deciduous tree that typically grows to a height of around 30m. East Asian relative of elm (Ulmus). Zelkovas are deciduous trees. 2) Origin: not native to North America Uses: large parking lot … The peeling bark on older trees exposes orange patches, which can be quite impressive. 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. Pests and diseases: The zelkova is hardly bothered by pests and diseases. Silhouette ranges from vase shaped to quite spreading. It has an upright vase-shaped growth habit, hence the cultivar name "green vase." You can differentiate these trees from an American Elm due to the Zelkova's unwinged fruit and symmetrical rather than uneven leaves. Has smooth gray bark. Good shade and street tree; sometimes used as a substitute for American elm (U. americana). Zelkova, Japanese zelkova—Zelkova serrata Family Ulmaceae (Elm family) Plant Identification. 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. Leaves are narrow, oval, and toothed. Grows at moderate to fast rate to 60 feet or higher, equally wide. Japanese Zelkova Zelkova serrata The Japanese Zelkova (Zelkova serrata), and its cultivars, have proven to be a popular and reliable urban tree. A Hardy Alternative to the American Elm Why 'Green Vase'® Zelkova Trees? Zelkova serrata belongs to the Ulmaceae family, which also includes the Elms. They do best in areas with full sun. These trees can reach about 50 to 80 feet (15 to 24 m) in height and have a similar spread. Japanese Zelkova – Zelkova serrata Family Ulmaceae – Zelkova, Hackberry, Elm Species epithet serrata refers to the serrated leaf edges. Green leaves turn yellow, copper, orange or deep red to purplish-red in fall, putting on a showy display. 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