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  • Apply Southern Ag Brand Thuricide Concentrate when worms or caterpillars are first noticed, then repeat at five(5) to seven(7) day intervals while they are active.
  • Apply more frequently to control heavy infestations. apply thoroughly to top and bottom of foliage.
  • Reapply after heavy rains. Southern Ag Brand Thuricide Concentrate must be eaten by worms or caterpillars to be effective.
  • After ingesting the insecticide, they immediately stop feeding, though they may otherwise appear to be unaffected for several days.
  • Best results are obtained by treatments when worms are small; they must be actively feeding on treated, exposed foliage.
  • You may apply Southern Ag Thuricide Concentrate up to and on the day of harvest.


  • Always shake or stir Southern Ag Brand Thuricide Concentrate thoroughly before use.
  • Partially fill sprayer with water before adding the application rate amount of product, then mix in product thoroughly and add remaining amount of water.
  • Spray leaf surfaces thoroughly, top and bottom, for complete control.
  • Agitate regularly while spraying.
  • Use all of spray mixture within 24 hours.


  • Mix 2 fl. ozs. per 3 gallons of water (4 tsp. per gallon) for a handsprayer or proportional amounts for a hose-end sprayer following Manufacturer’s Directions.
  • Apply at first sign of infestation and repeat at weekly intervals when needed to maintain control.
  • Apply to thoroughly cover all foliage surfaces of Shade Trees and Ornamentals for control of the following leaf-feeding Worms:
    • Bagworm
    • Elm Spanworm
    • GypsyMoth*
    • Fall Cankerworm
    • Tent Caterpillar
    • Spring Cankerworm
    • Fall Webworm

*Apply when buds swell, but before leaves are fully open. If eggs hatch over a long period of time or if reinfestation occurs, spray about 14 days after first application.


  • Mix 11⁄2 fl. ozs. per 3 gallons of water (1 Tbsp./Gallon) for a hand sprayer and apply to all plant foliage to cover an area of 1,000 square feet.
  • Apply at first sign of infestation and repeat at weekly intervals when needed to maintain control of the following Insects:
  • CABBAGE LOOPER on Broccoli, Cauliflower, Collards, Kale, Mustard Greens, Turnip Greens, Cabbage, Celery, Lettuce, Melons and Tomatoes.
  • IMPORTED CABBAGE WORMS on Broccoli, Cabbage, Cauliflower, Collards, Kale, Mustard Greens and Turnip Greens.
  • TOMATO HORNWORM on Tomatoes.

Learn More about Thuricide…