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

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Daylily > Holes in leaves

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  • Image: slugs 1
  • Image: slugs 2
  • Image: slugs 2


  • Occurs spring and summer
  • Chews ragged, irregular shaped holes in leaves that cross the veins
  • Soft-bodied, brownish, up to two or more inches long; snails without shells
  • More information on Slugs...
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  • Image: Animal damage 1
  • Image: Animal damage 2
  • Image: Animal damage 3

Deer, rabbit and other animal damage

  • All of large sections of leaves are cut off and missing, leaving only a stem or petiole (leaf stalk)
  • Flowers or flower buds cut off and missing
  • Animal foot prints or dropping near plant
  • Often happens suddenly, overnight
  • More information on Deer damage...
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  • Image: hopper 1
  • Image: hopper 2


  • Occurs during summer
  • Chews large irregular holes in leaves and other plant parts
  • Brownish or greenish jumping insects up to 1 3/4 inches long
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  • Image: Japanese beetle 1
  • Image: Japanese beetle 2
  • Image: Japanese beetle 3

Japanese beetles

  • Occur late June to early September
  • Skeletonize leaves, i.e. chews tissue between veins, leaving foliage lace-like
  • Feed on blossoms, chewing holes in them
  • Up to almost 1/2 inch long; iridescent green with five white patches along the side of its body and two white patches on the tip of the abdomen
  • More information on Japanese beetles...
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  • Image: Hail 1


  • Ragged holes in foliage
  • Appears suddenly, after sever weather
  • Affects very local area only, sometimes individual plants show damage
  • Plants outgrow damage, leaves produced after hail event are undamaged

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