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Roses > Leaves > Holes in leaves

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  • rose chafer 1
    Credit: Jean Meiners
  • rose chafer 2

    Credit: Jeff Hahn

  • rose chafer 3

    Credit: Unknown

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green arrowRose 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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  • Japanese beetle 1
    Credit: Jeff Hahn
  • Japanese beetle 2

    Credit: Nancy Rose

  • Japanese beetle 3

    Credit: Jeff Hahn

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green arrowJapanese Beetle

  • 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 Beetle...
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  • Roseslug 1
    Credit: Jeff Hahn
  • Roseslug 2

    Credit: Jeff Hahn

  • Roseslug 3

    Credit: Univ. of Wisconsin

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green arrowRoseslug

  • Occurs during May and June
  • Creates windowpane damage (i.e. feeds on one layer of leaf tissue between the veins)
  • Clear, lacey damage at first, later turns brown
  • Green, smooth caterpillar-like body, up to 1/2 inch long
  • More information on Roseslug...
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  • Bristly Rose Slug 1
    Credit: Jeff Hahn
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green arrowBristly Rose Slug

  • Occurs during spring and summer
  • Creates windowpane damage (i.e. feeds on one layer of leaf tissue between the veins) when larvae young
  • Clear, lacey damage at first, later turns brown
  • Older larvae chew entire holes in leaves
  • Green caterpillar-like body with short hairs, up to 1/2 inch long
  • More information on Bristly Rose Slug...
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  • Leafcutting Bee 1
    Credit: Jeff Hahn
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green arrowLeafcutting Bee

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