1. Insect
  2. Vegetable Crops
  3. Vegetable Crops
  4. Hosts and Pests of Vegetable Crops

Broccoli, Brussels sprout, cabbage, cauliflower-Wireworm

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Image related to Broccoli, Brussels sprout, cabbage, cauliflower-Wireworm
Pacific coast wireworm
Limonius canus LeConte
Immature
© Ken Gray Insect Image Collection
Image related to Broccoli, Brussels sprout, cabbage, cauliflower-Wireworm
Pacific coast wireworm
Limonius canus LeConte
Adult
© Ken Gray Insect Image Collection

Ctenicera spp. and Limonius spp.

Pest description, crop damage and life history

See:

Common Pests of Vegetable Crops

Management-biological, cultural, tactical

See:

Potato, Irish-Wireworm

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)
  • cyfluthrin
  • pyrethins (often combined with other ingredients)-Some formulations are OMRI-listed for organic use
  • zeta-cypermethrin

Management-chemical control: COMMERCIAL USE

  • alpha-cypermethrin (Fastac EC) at 0.02 to 0.025 lb ai/A. PHI 1 day. REI 12 hr. Retreatment interval 7 days. Do not exceed 0.075 lb ai/A per season. Adults only.
  • bifenthrin (Capture LFR) 0.04 to 0.08 lb ai/A at planting in furrow or broadcast to soil surface. Do not exceed 0.1 lb ai/A per season as an at plant application. Do not exceed 0.5 lb ai/A per season for foliar and at plant.
  • bifenthrin (Brigade WSB) at 0.05 to 0.1 lb ai/A in-furrow with the seed or transplant. REI 12 hr.
  • bifenthrin (Brigade WSB, Sniper) at 0.033 to 0.1 lb ai/A. PHI 7 days. REI 12 hr. Wireworm adults only. Do not exceed 0.5 lb ai/A per year. Do not make more than five applications after bloom. Do not make applications less than 7 days apart.
  • bifenthrin/IBA (Empower 2) at 0.04 to 0.1 lb ai/A. PHI 7 days. REI 5 days. Retreatment interval 7 days. Do not exceed 0.5 lb ai/A per season. Limit 5 treatments. Product not registered for use in OR.
  • chloropicrin (Telone II)-Preplant.
  • diazinon (Diazinon 50W) at 3 to 4 lb ai/A broadcast just before planting and immediately incorporate into the top 4 to 8 inches of soil. REI 4 days.