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Extension > Garden > Diagnose a problem > What's wrong with my plant? > Annuals and Perennials > Snapdragon > Holes in leaves or leaves chewed off

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Snapdragon > Leaves > Holes in leaves or leaves chewed off

1 of 3
  • Rabbit damage 1
  • Rabbit damage 2
  • Rabbit damage 3


  • All or large sections of leaves are cut off and missing, leaving only a stem or petiole
  • Plants are cut off with a clean-cut angle (45°), not ragged
  • Animal foot prints or droppings may be seen near plant
  • Damage often happens suddenly, often overnight
  • More information on rabbits
2 of 3
  • Slug 1
  • Slug 2
  • Slug 3


  • Occurs spring and summer
  • Chews ragged, irregular shaped holes in leaves that cross the veins
  • Silvery shiny winding trails may be seen on leaves
  • Soft-bodied, brownish, up to two or more inches long; snails without shells
  • Feeds primarily at night
  • More information on slugs
3 of 3
  • Cabbage looper 1
  • Cabbage looper 2
  • Cabbage looper 3

Cabbage Looper
Trichoplusia ni

  • Present from early July to late August
  • Caterpillars feed on leaves resulting in large ragged holes
  • Dark green excrement may be present on leaves
  • Caterpillars are up to 1 ½ inches in length, light green, and move in a characteristic “looping” action
  • More information on Cabbage Loopers

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