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Diamondback Moth: signs and treatment in Jamaica
A major pest of cabbage and crucifers worldwide, highly resistant to many chemicals. PlantArmor's crop guides list diamondback moth as a common problem on crucifers (cabbage/broccoli).
Signs to look for
- Small 'window-pane' holes eaten from the underside of leaves
- Tiny green wriggling caterpillars
- Silken cocoons attached to leaves
What to do
Crops it affects
Questions growers ask
How do I recognise diamondback moth?
A major pest of cabbage and crucifers worldwide, highly resistant to many chemicals. The signs to look for: Small 'window-pane' holes eaten from the underside of leaves. Tiny green wriggling caterpillars. Silken cocoons attached to leaves.
What should I do about diamondback moth?
Rotate chemical classes strictly to prevent resistance. Use Bt (DiPel, Xentari), Phoenix or Match. Pheromone trapping. Always read the product label and observe the registered rate, re-entry period and pre-harvest interval before you apply any pesticide.
Which crops are affected by diamondback moth in Jamaica?
PlantArmor's crop guides list diamondback moth as a common problem on crucifers (cabbage/broccoli).
Check it in the field
The PlantArmor app works with no signal, so you can compare what you are seeing against its reference library standing in the plot, then log the spray you use along with its re-entry and pre-harvest intervals. Free to use.
This description and treatment come from the same reference library the PlantArmor app uses in the field. Pesticide registrations and permitted uses change — always read the current product label and observe the stated rate, re-entry period and pre-harvest interval.