HomePest managementKeys for Identifying Vegetable DiseasesTomato Diagnostic KeySymptoms on LeavesInsect-related Damage

Insect-related Damage

Injury can appear virus-like or herbicide-like:
  • Silverleaf whitefly
damaged tomato leaf
Photo courtesy of S. Lewis.

Symptoms: both adult and nymphal stages have piercing-sucking mouthparts that cause spotting and later chlorosis.

  • Broad mite
two damaged potato leaves
Upper and lower surfaces of potato leaves. Tomato shows similar symptoms. Photo courtesy of T.A. Zitter, Cornell University, Ithaca, NY.

Symptoms: symptoms on tomato and potato appear similar with leaf necrosis, particularly along the veins on the underneath surface with rugosity and stunting of terminal leaf growth.

 

More information/prepared by:

  • For more information, please contact:
    Meg McGrath – mtm3@cornell.edu & Chris Smart – cds14@cornell.edu
  • Originally prepared for Vegetable MD Online by Thomas A. Zitter.