Lettuce-Wireworm

Limonius spp.

Pest description, crop damage and life history

See:

Management-biological, cultural, tactical

See:

Management-chemical control: HOME USE

  • bifenthrin (granular formulation) - Some formulations are prohibited in coastal counties.
  • zeta-cypermethrin

Management-chemical control: COMMERCIAL USE

  • bifenthrin + cyclopropanecarboxylate (Empower 2) at 0.04 to 0.1 lb ai/a. PHI 7 days. Retreatment interval 7 days. REI 5 days. Do not exceed 0.2 lb ai/a per season.
  • chloropicrin (Telone)-Preplant soil fumigants.
  • diazinon (Diazinon 50W) at 2 lb ai/a. Broadcast just before planting and incorporate into the top 4 to 8 inches. REI 3 days.