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Extension > Garden > Diagnose a problem > What's wrong with my plant? > Vegetable > Winter Squash and Pumpkins > Fuzzy growth on blossom

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Winter Squash and Pumpkins > Blossom > Fuzzy growth on blossom

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  • Image: Choanephora Rot 1
  • Image: Choanephora Rot 2
  • Image: Choanephora Rot 3

Choanephora Rot
Choanephora cucurbitarum

  • Flowers are covered with first white then purplish black fungal growth
  • Blossom end of squash is soft, rotted and covered in fluffy purplish black fungal growth
  • Occurs after wet weather
  • Most common in squash
  • More information on Choanephora Rot

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