Skip to Left navigation Skip to Main content Skip to Footer

University of Minnesota Extension

Extension > Garden > Diagnose a problem > What's wrong with my plant? > Vegetable > Cabbage > Leaf edges brown

Print Icon Email Icon Share Icon

Cabbage > Leaves > Leaf edges brown

1 of 3
  • Image: Boron Toxicity 1

Boron Toxicity

2 of 3
  • Image: Calcium Deficiency 1
  • Image: Calcium Deficiency 2

Calcium Deficiency

3 of 3
  • Image: Black Rot 1
  • Image: Black Rot 2

Black Rot
Xanthomonas campestris

  • Leaves wilt, turn yellow and eventually turn brown and die
  • Yellow V-shaped lesions develop on margin of leaves, the point of the v follows a vein towards the base of the leaf
  • Black veins can be seen in infected leaves, petioles and stems
  • Sticky yellowish liquid bacterial ooze may be seen if infected veins are cut
  • Disease favored by hot, humid conditions
  • More information on Black rot

Don't see what you're looking for?