Bean, snap-Wireworm

Ctenicera spp. and Limonius spp.

Pest description, crop damage and life history


Management-biological, cultural, tactical


Management-chemical control: HOME USE

  • azadirachtin (as a mix with pyrethrins)-Some formulations are OMRI-listed for organic use.
  • bifenthrin (often as a mix with zeta-cypermethrin)
  • zeta-cypermethrin

Management-chemical control: COMMERCIAL USE

  • bifenthrin/IBA (Empower 2) at 0.04 to 0.1 lb ai/a. PHI 3-9 days depending on harvesting method. REI 5 days. Do not exceed 0.2 lb ai/a per season. Only registered for use in WA.
  • chloropicrin (Telone II)-Preplant.
  • diazinon (Diazinon AG500) at 3 to 4 lb ai/a. REI 3 days. Broadcast just before planting and immediately incorporate into the top 4 to 8 inches of soil.
  • imidacloprid (Gaucho 600F)-Seed treatment. See label for instructions.