Extension > Garden > Diagnose a problem > What's wrong with my plant? > Annuals and Perennials > Zinnia > Holes in flowers
Zinnia > Flowers > Holes in flowers
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Japanese Beetle
Popillia japonica
- Adults present late June/early July to August
- Skeletonize leaves, i.e. chews tissue between veins, leaving foliage lace-like
- Chews holes in blossoms
- Adults are a brilliant metallic green with copper-brown wing covers, approximately 3/8 inches in length, five white patches of hairs on each side of the abdomen, and two patches of white hair on the tip of abdomen
- More information on Japanese Beetles
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European Earwig
Forficula auricularia
- Adults active from late June or early July into fall
- Chews irregular shaped holes in leaves and blossoms
- Adults are 5/8 to ¾ inches long, reddish brown with short wings; pincher-like cerci on end of abdomen
- Most active at night
- More information on European Earwigs
