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Cucumber > Fruit > Fuzzy growth on fruit

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  • Image: White Mold 1
    Credit: W. Brown, CSU
  • Image: White Mold 2

    Credit: H. Schwartz, CSU, Bugwood.org

  • Image: White Mold 3

    Credit: H. Schwartz, CSU, Bugwood.org

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green arrowWhite Mold
Sclerotinia sclerotiorum

  • White cottony mold on squash
  • Small hard, black raisin like fungal structures embedded in cottony mold
  • Fruit becomes rotted and watery
  • Most common on pumpkin and some winter squash
  • More information on White Mold...
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  • Image: Phytophthora Blight 1
    Credit: P. Bachi, UKY, Bugwood.org
  • Image: Phytophthora Blight 2

    Credit: D. Langston, UGA, Bugwood.org

  • Image: Phytophthora Blight 3

    Credit: H. Schwartz, CSU, Bugwood.org

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green arrowPhytophthora Blight
Phytophthora capsici

  • Infected fruit are covered with white fungal growth
  • Infected fruit are soft, easily punctured and often collapse
  • Fruit develop soft, water-soaked lesions which expand to large sections of the fruit
  • Large irregular brown spots on leaves
  • Stem and leaf petiole lesions are light to dark brown, water soaked and irregular
  • The entire plant may collapse if root and crown rot occurs
  • More information on Phytophthora Blight...
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  • Image: Choanephora Rot 1
    Credit: M. Grabowski, University of Minnesota
  • Image: Choanephora Rot 2

    Credit: M. Grabowski, University of Minnesota

  • Image: Choanephora Rot 3

    Credit: David B. Langston, University of Georgia, Bugwood.org

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green arrowChoanephora Rot
Choanephora cucurbitarum

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

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