Cabbage Yellows

Yellows of cabbage is a fungal wilt disease caused by Fusarium oxysporum Please see the full article, “Fusarium Wilt“, for information on symptoms and treatment.

Species & Taxonomy

  • Kingdom:
  • Phylum:
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  • Genus Species: Fusarium oxysporum

Plants Affected

 infects only plants in the cabbage family (Brassicaceae):

  • cabbage
  • mustards
  • cauliflower
  • broccoli
  • turnips
  • radish
  • horseradish

Signs & Symptoms

Whole Plant

  • plant becomes dull green and looks lifeless

Leaves

  • stems and leaves warp or curl
  • Lower leaves turn yellow and may die and drop off the plants

Flowers

Fruit

Roots/Tubers

How to Positively Identify

 Cut stems show brown discoloration

Treatment

No treatment, but if the weather cools off and soil temperatures drop, the plants may rebound and produce a decent harvest

See “Fusarium Wilt” for other ideas to treat & prevent

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