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

Pumpkin and squash-Wireworm

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Image related to Pumpkin and squash-Wireworm
Pacific coast wireworm
Limonius canus LeConte
Immature
© Ken Gray Insect Image Collection
Image related to Pumpkin and squash-Wireworm
Pacific coast wireworm
Limonius canus LeConte
Adult
© Ken Gray Insect Image Collection

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

  • bifenthrin (often as a mix with zeta-cypermethrin)
  • cyfluthrin
  • zeta-cypermethrin

Management-chemical control: COMMERCIAL USE

  • bifenthrin (Brigade WSB) at 0.05 to 0.1 lb ai/A in furrow with seed or transplant. Refer to label. REI 12 hr.
  • bifenthrin/IBA (Empower 2) at 0.04 to 0.1 lb ai/A. PHI 3 days. REI 7 days. Do not exceed 0.3 lb ai/A per season. Retreatment interval 7 days.
  • bifenthrin/Avermectin (Athena) at 0.06 to 0.12 lb ai/A at plant. REI 12 hr. Do not exceed 0.056 lb ai/A avermectin or 0.3 lb ai/A bifenthrin per season.
  • Chenopodium ambrosioides extract (Requiem 25EC) at 4 to 6 pints formulated product per acre, soil application. REI 4 hr. OMRI-listed for organic use.
  • chloropicrin (Telone)-Preplant.

These products contain commonly used active ingredients for control of wireworm in pumpkin and squash. There are other materials available. Please consult a licensed crop advisor for additional recommendations.