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Extension > Garden > Diagnose a problem > What's wrong with my plant? > Vegetable > Broccoli > Discolored stem

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Broccoli > Stem > Discolored stem

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  • Image: Black Leg 1

Black Leg
Phoma lingam

  • Stem develops bluish black discoloration
  • Stem lesion becomes sunken brown with a purple black border
  • Leaves develop yellow spots with gray centers
  • Plants eventually wilt and topple over
  • More information on Black Leg

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