Zelkova

Common Names

Japanese Zelkova Japanese Elm Keyaki (or Keaki)

Scientific Names

Zelkova serrata Ulmaceae family

History of
the Tree Species

Native to Japan, Korea, eastern China, and Taiwan Mostly grown as an ornamental tree and used in bonsai -- wood is useful for multiple purposes, too Introduced to America in 1862 Provides dense shade Two varieties: Zelkova Serrata var. Serrata and Zelkova Serrata var. tarokoensis (Hayata) which has smaller leaves with less serration on the margins In Korea, the tree is a symbol of protection for villages dating back to ancient times Still planted in central areas in cities, towns, and villages in Korea -- used as locations for casual gatherings and rituals Oldest trees estimated to be 1,000+ years old Has numerous cultivars and has been hybridized with Zelkova carpinifolia in Europe (Zelkova x verschaffeltii)

Scientific Facts

Leaves can be cooked and eaten Bark and leaves used in traditional medicine Its golden-brown wood is highly decorative and used for paneling, furniture, tool handles, construction, etc.