Insect & Disease ID And Diagnosis Guide: Notches & Holes
Diagnose pest and disease issues that manifest as notches and holes.
January 19, 2009
Seeing notches and holes on your crops? Take a look at these pictures to see common pests that can lead to notches and holes.
Scouting tip: Form a tentative diagnosis and send samples representative of early and intermediate stages of the problem to a diagnostic lab.
Large notches in the edges of leaves suggest feeding injury fromm black vine weevil, also known as Taxus weevil.
Black frass masses and missing leaf tissue indicate caterpillar feeding on this geranium leaf. Finding the caterpillar helps with identification.