Bondi Junction NSW, Australia
Fact Sheets
2021-09-08T03:10:07.0148014Z
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Banana Deightoniella leaf & fruit spot (309)
Pacific Pests, Pathogens and Weeds
Pacific Pests, Pathogens and Weeds

Summary

  • Worldwide distribution. On banana and relatives. Minor fungal disease.
  • Oval, tan spots with black border, usually on older leaves. On the fruit, sunken dark brown or black spots, 2-4 mm wide, surrounded by dark green halo. Spores not produced on the fruit.
  • Spread by airborne spores from dead leaves during rains.
  • Cultural control: remove dead leaves from plantation every 14-28 days; desucker plants to aid air movement and drying of leaves; promote healthy growth with fertiliser and/or manures; mulch, but not with old banana leaves.
  • Chemical control: unlikely to be needed.

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