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How to Manage Pests

Pests in Gardens and Landscapes

Resistance to Dutch Elm Disease

Resistant

  • Hackberry
  • American (Ulmus americana) selections: Liberty elm, New Horizon, and Valley Forge
  • Frontier elm (U. parviflora x U. carpinifolia)
  • Wilson elm (U. wilsoniana 'Prospector')

Somewhat resistant

  • Chinese elm
  • Siberian elm
  • Zelkova

Extremely susceptible

  • American elm
  • European elm

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