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Extension > Garden > Diagnose a problem > What's wrong with my plant? > Vegetable > Snap bean > Leaves wilt

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Snap bean > Leaves > Leaves wilt

1 of 2
  • White Mold 1
  • White Mold 2
  • White Mold 3

White Mold
Sclerotinia sclerotiorum

  • Plant wilts, and may eventually die
  • Leaves, stems and pods first develop water-soaked lesions
  • A white, cottony fungal growth develops on leaves, stems and pods
  • Leaves yellow and fall off
  • Infected stems dry out and turn light brown
  • Hard black irregular to oval shaped sclerotia (fungal structures) form within and on infected plant parts
  • More information on White Mold...
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  • Aphid 1

Potato Aphid, Green Peach Aphid, Bean Aphid, and Soybean Aphid
Macrosiphum euphorbiae and Myzus persicae, Aphis fabae and Aphis glycines

  • Feeding by larger numbers of aphids can cause curling, stunting, and wilting of leaves
  • Active during spring and summer
  • Feeding by small or moderate numbers of aphids usually does not cause visible symptoms
  • Small insects (1/10th inch long), pear-shaped, usually greenish; clustered on underside of leaves
  • More information on Aphids...

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