Bondi Junction NSW, Australia
Fact Sheets
2021-09-08T03:10:48.9719667Z
   3
Cabbage club root (283)
Pacific Pests, Pathogens and Weeds
Pacific Pests, Pathogens and Weeds

Summary

  • Worldwide distribution. In tropics, sub-tropics and temperate countries. On Chinese cabbage, cabbage and broccoli.  An important disease.
  • Single celled animal, not a fungus or a bacterium.
  • Spores in soil swim to roots, infect, galls form (club root symptom). Root damage causes leaves to wilt. Thick-walled spores form that last >10 years.
  • Spreads in soil water, soil on machinery, shoes, trade in plants.
  • Cultural control: certified plants; nursery hygiene: clean trays, pasteurise soil or soilless mixes; drainage; apply lime (worse in acid soils); weed; remove soil from shoes, machinery; collect and burn debris; 3-year (or more) crop rotation; resistant varieties.
  • Chemical control: none recommended.

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