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Extension > Garden > Diagnose a problem > What's wrong with my plant? > Vegetable > Summer Squash and Zucchini > Holes in seedling leaves

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Summer Squash and Zucchini > Seedling > Holes in seedling leaves

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  • Image: Garden Springtails 1
  • Image: Garden Springtails 2
  • Image: Garden Springtails 3

Garden Springtails
Bourltiella hortensis

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  • Image: Striped Cucumber Beetle 1
  • Image: Striped Cucumber Beetle 2
  • Image: Striped Cucumber Beetle 3

Striped Cucumber Beetle
Acalymma vittatum

  • Beetles feed on leaves and can completely defoliate a plant
  • Shows a preference to cucumbers, certain varieties of winter squash, and zucchini
  • Vectors bacterial wilt
  • Feeds on flowers and directly on fruit, causing scarring
  • Adult is yellow-green in color, about 1/4 inch long, and marked by three black stripes
  • Active from June through September
  • More information on Striped Cucumber Beetle...

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