Bondi Junction NSW, Australia
Fact Sheets
2021-09-08T03:10:03.3513158Z
   3
Banana black cross (071)
Pacific Pests, Pathogens and Weeds
Pacific Pests, Pathogens and Weeds

Summary

  • Restricted distribution. Asia, Africa, Oceania. On banana and plantains. Usually, a minor disease,
  • Spots, scattered, sometimes in groups, black, like a 4-pointed star, up to 60 mm, with long axis parallel to the veins. Velvet-like mass of spores on underside.
  • Spores spread in rain and wind. Worse under shade, or if infections become sites for Cordana spots.
  • Cultural control: reduce shade or plant in open areas; resistant varieties (e.g., Cavendish, and some FHIA varieties).
  • Chemical control: unlikely to be needed.

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