Marigold (Tagetes spp.)

Leaf Thrips (Neohydatothrips samayunkur)

Symptoms

  • Feed by puncturing the epidermal layer of host tissue.
  • Sucking out the cell contents.
  • Leaves become spotted and pale (Silvery streaks).
  • At later stage upward curling of leaves and crumbling seen.

Management

  • Hang blue sticky (castor oil coated) traps@ 20 no/ha.
  • Spray neem garlic emulsion (20 ml neem oil 20 gram garlic paste + 5 gram bar soap/litre of water).