How to Manage Pests

Pests in Gardens and Landscapes

Zelkova, Japanese zelkova—Zelkova serrata
Family Ulmaceae (Elm family)

Plant Identification

Zelkovas are deciduous trees.  Leaves are narrow, oval, and toothed.  In the fall, leaves turn yellow, red, or brownish.  Trees have smooth, gray bark. 

Optimum conditions for growth

Zelkovas are good shade trees.  They do best in areas with full sun.  Provide moderate to regular amounts of water.  Zelkova tolerates many different soil types, drought, and wind.  Prune young trees to shape.  Thin out crowded branches.

Zelkova foliage
Leaves of Zelkova

Pests and disorders of Zelkova serrata




Environmental disorders

Parasitic plants



Zelkova tree
Zelkova tree

Statewide IPM Program, Agriculture and Natural Resources, University of California
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