Celery-Lepidoptera larvae

Pest description, crop damage and life history

See "Armyworm" and "Cutworm" in:

Management-chemical control: HOME USE

  • acetamiprid
  • azadirachtin (neem oil)-Some formulations are OMRI-listed for organic use.
  • Bacillus thuringiensis var. kurstaki (Btk)-Some formulations are OMRI-listed for organic use.
  • Beauvaria bassiana-Some formulations are OMRI-listed for organic use.
  • carbaryl
  • cyfluthrin
  • permethrin
  • plant derived essential oils (rosemary, peppermint, etc.)-Some formulations are OMRI-listed for organic use.
  • pyrethrins-Some formulations are OMRI-listed for organic use.
  • spinosad-Some formulations are OMRI-listed for organic use.
  • zeta-cypermethrin

Management-chemical control: COMMERCIAL USE

  • acephate (Acephate 90 WDG) at 1 lb ai/a. PHI 21 days. REI 24 hr. Retreatment interval 7 days. Do not use tops for food or feed. All celery must be trimmed before shipment for use. Do not exceed 2 lb ai/a per year.
  • alpha-cypermethrin (Fastac EC) at 0.014 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.
  • Bacillus thuringiensis (Javelin) 0.12 to 1.5 lb/a. PHI 0 days. REI 4 hr (see label). Slow acting. May need multiple applications. Add an appropriate spreader-sticker to enhance control. Most effective on small larvae. Some formulations are OMRI-listed for organic use.
  • Beauveria bassiana (Mycotrol ESO) at 0.25 to 1 quart/a. PHI 0 days. REI 4 hr. OMRI-listed for organic use.
  • beta-cyfluthrin (Baythroid XL) at 0.007 to 0.025 lb ai/a. PHI 0 days. REI 12 hr. Retreatment interval 7 days. Do not exceed 0.1 lb ai/a per season.
  • bifenthrin (Brigade WSB, Sniper) at 0.033 to 0.1 lb ai/a. PHI 7 days. REI 12 hr. Do not exceed 0.5 lb ai/a per season. Retreatment interval 7 days.
  • borate complex (Prev-Am Ultra) applied as a 0.4% solution. Spray to complete coverage. REI 12 hr. Retreatment interval 7 days. OMRI-listed for organic use.
  • Burkholderia spp. (Venerate XC) at 1 to 8 quarts/a product. PHI 0 days. REI 4 hr. OMRI-listed for organic use.
  • carbaryl (Sevin 4F) at 1 to 2 lb ai/a. PHI 14 days. REI 12 hr. Retreatment interval 7 days. Do not exceed 5 treatments or 6 lb ai/a per season.
  • chlorantraniliprole (Coragen) at 0.045 to 0.098 lb ai/a as soil, chemigation or foliar treatment. PHI 1 day. REI 4 hr. Limit 4 treatments per season. Retreatment interval 3 days foliar, 10 days drip chemigation. Do not exceed 0.2 lb ai/a per season.
  • chlorantraniliprole/thiamethoxam (Voliam Flexi) at 0.1 to 0.175 lb ai/a. PHI 7 days. REI 12 hr. Retreatment interval 7 days. Do not exceed 0.172 lb ai of thiamethoxam or 0.2 lb ai of chlorantraniliprole per acre per growing season.
  • Chromobacterium subtsugae (Grandevo) at 0.3 to 0.9 lb ai/a per 100 gal. PHI 0 days. REI 4 hr. OMRI-listed for organic use.
  • cyantraniliprole (Exirel) at 0.045 to 0.11 lb ai/a. PHI 1 day. REI 12 hr. Retreatment interval 5 days. Limit 6 treatments per year. Do not exceed 0.4 lb ai/a per year. An adjuvant will improve efficacy
  • cyfluthrin (Tombstone) at 0.013 to 0.05 lb ai/a. PHI 0 days. REI 12 hr. Retreatment interval 7 days. Do not exceed 0.2 lb ai/a or four applications per season.
  • emamectin benzoate (Proclaim) at 0.008 to 0.015 lb ai/a. PHI 7 days. REI 12 hr. Do not exceed 0.09 lb ai/a per season. Retreatment interval 7 days. Do not graze.
  • GS-omega/kappa-Hxtx-Hv1a (Spear Biological Insecticide) at 0.8 lb ai/a. PHI 0 days. REI 4 hr. Do not exceed 2 lb ai/a per year.
  • indoxacarb (Avaunt) at 0.065 lb ai/a. PHI 3 days. REI 12 hr. Do not exceed 0.26 lb ai/a per season. Retreatment interval 3 days.
  • methomyl (Lannate SP) at 0.23 to 0.9 lb ai/a. PHI 7 days. REI 48 hr. Limit 8 treatments per year. Do not exceed 6.3 lb ai/a per year.
  • methoxyfenozide (Intrepid 2F) at 0.06 to 0.12 lb ai/a for early-season application and 0.12 to 0.16 lb ai/a for mid- to late-season application or heavy infestation. REI 4 hr. PHI 1 day. Adding a spreader-sticker improves performance. Do not exceed 1 lb ai/a per season.
  • permethrin (Loveland Permethrin) at 0.1 to 0.2 lb ai/a. PHI 1 day. REI 12 hr. Retreatment interval 7 days. Do not graze or feed treated plants. Do not exceed 1 lb ai/a per year.
  • permethrin (Loveland Permethrin Cutworm Bait) at 0.1 to 0.2 lb ai/a. PHI 1 day. REI 12 hr. Retreatment interval 7 days. Do not exceed 1 lb ai/a per season.
  • spinetoram (Radiant SC) at 0.039 to 0.078 lb ai/a. PHI 1 day. REI 4 hr. Retreatment interval 4 days. Do not exceed six applications or 0.266 lb ai/a per season. Do not apply to seedling leafy vegetables grown for transplant within a greenhouse, shade house, or field plot.
  • spinosad (Success, Entrust SC) at 0.023 to 0.125 lb ai/a. PHI 1 day. REI 4 hr. Do not exceed three times in any 30-day period. Do not exceed 0.45 lb ai/a or six applications per crop. Entrust SC is OMRI-listed for organic use.
  • Spodoptera frugiperda (Fawligen) at 1 to 2.4 fl oz product per acre. PHI 0 day. REI 4 hr. Beet armyworm and fall armyworm only.
  • tebufenozide (Confirm 2F) at 0.09 to 0.12 lb ai/a early year; 0.12 lb ai/a mid- to late year. PHI 7 days. REI 4 hr. Do not exceed 10.875 lb ai/a per year. Retreatment interval 10 days. Use of a surfactant is recommended.
  • thiamethoxam/chlorantraniliprole (Durivo) at 0.195 to 0.257 lb ai/a applied to the soil. PHI 30 days. REI 12 hr. Do not exceed 0.172 lb ai of thiamethoxam or 0.2 lb ai of chlorantraniliprole per acre per growing season.
  • zeta-cypermethrin (Mustang) at 0.028 to 0.05 lb ai/a. PHI 1 day. REI 12 hr. Do not exceed 0.3 lb ai/a per season. Retreatment interval 7 days.