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:
- Class:
- Order:
- Family:
- 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