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

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Snapdragon > Flowers > Holes in flowers

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  • Tobacco budworm 1
  • Tobacco budworm 2

Tobacco Budworm
Heliothis virescens

  • Occurs late summer
  • Irregular or round holes appear on flower buds
  • Small black specks of excrement may be visible on damaged flower buds
  • Caterpillar color is variable; they are most commonly brown, but can also be red, purple, or green. Has white stripes running lengthwise along the abdomen with numerous erect hairs. Can reach up to 1 ¾ inches in length
  • More information on Tobacco Budworms

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