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Extension > Garden > Diagnose a problem > What's wrong with my plant? > Vegetable > Pepper > Discolored/Spots on stem

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Pepper > Stem > Discolored/Spots on stem

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Phytophthora Blight
Phytophthora capsici

  • Dark sunken spots form on stems, all leaves beyond this spot wilt
  • Water soaked to tan bleached spots may form on leaves
  • Soft water soaked spots form on fruit
  • Fruit wither but remain attached and become coated in white fungal growth
  • Entire plant wilts and turns brown
  • Disease spreads very rapidly in cool wet weather
  • More information on Phytophthora Blight...
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  • Young stems of transplants turn white on exposed side only
  • Affects fruit, young leaves and stems
  • Occurs only on tissue exposed to the sun
  • Fruit turns tan or white on exposed side, may dry out and appear wrinkled
  • Young leaves of transplants turn grey with irregular bands on the lower side
  • More information on Sunscald...

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