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

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Roses > Flowers > Holes in flowers

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  • Image: rose chafer 1
  • Image: rose chafer 2
  • Image: rose chafer 3

Rose Chafer

  • Occurs late May to June
  • Feed on blossoms, chewing holes in them
  • Can also skeletonize leaves, i.e. chews tissue between veins, leaving foliage lace-like
  • Up to nearly 1/2 inch in length; slender tannish beetle with reddish-brown spiny legs
  • More information on Rose Chafer ...
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  • Image: Japanese beetle 1
  • Image: Japanese beetle 2
  • Image: Japanese beetle 3

Japanese Beetle

  • Occur late June to early September
  • Feed on blossoms, chewing holes in them
  • Can also skeletonize leaves, i.e. chews tissue between veins, leaving foliage lace-like
  • 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 Beetle...
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  • Image: False Japanese Beetle 1
  • Image: False Japanese Beetle 2

False Japanese Beetle

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  • Image: ncorn rootworm
  • Image: ncorn rootworm 2
  • Image: ncorn rootworm 3

Northern Corn Rootworm

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  • Image: Rose Curculio 1
  • Image: Rose Curculio 2
  • Image: Rose Curculio 3

Rose Curculio (weevil)

  • Active late May/early June
  • Small holes in buds
  • Flowers with small holes when open
  • Stems may break below bud
  • Curculio about 3/8th inch long (including long snout); red with black legs and snout

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