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Leaf Miners: signs and treatment in Jamaica
Small fly larvae that tunnel between the upper and lower epidermis of leaves. PlantArmor's crop guides list leaf miners as a common problem on escallion and thyme.
Signs to look for
- Winding, white, serpentine trails on the leaves
- Premature leaf drop in severe cases
- Reduced photosynthetic area
What to do
Crops it affects
Questions growers ask
How do I recognise leaf miners?
Small fly larvae that tunnel between the upper and lower epidermis of leaves. The signs to look for: Winding, white, serpentine trails on the leaves. Premature leaf drop in severe cases. Reduced photosynthetic area.
What should I do about leaf miners?
Apply a product that moves into the leaf and whose label lists leaf miners, such as Cure or Vertimec (abamectin) or Caprid 20 SL. Use yellow sticky traps for adult flies. 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 leaf miners in Jamaica?
PlantArmor's crop guides list leaf miners as a common problem on escallion and thyme.
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.