Gulf Atlantic Zone
White Grubs, Billbugs, and Caterpillars Envu’s newest insecticide, Tetrino ® , offers quick knockdown and long-term residual control of larvae of white grubs, and billbugs as well as damaging caterpillars like black cutworms and fall armyworms. The broad-spectrum activity and flexibility of Tetrino is perfect for any golf course insect management program.
Target
Timing
Target Life Stage
Product
Notes
Water in with 0.125-0.5” for most effective control. Refer to label of specific product for instructions. Sequential applications likely required if white grubs are also problematic
Tetrino 2 16-32 fl. oz./A or Merit 3 0.4 lbs. ai./A (multiple
When adult beetles of billbugs are seen
Billbugs
Larvae
formulations available including on fertilizer)
Tetrino ®2 32 fl. oz./A or Merit ®3 0.4 lbs. ai./A (multiple formulations available)
An application of Tetrino applied in for white grubs will also provide 8-10 weeks control of fall armyworms. Water in with 0.125-0.5” for most effective control. Refer to label of specific product for instructions Delay watering and mowing for 24 hours after application. Provides immediate knockdown plus residual control for up to 10 weeks depending on rate. An application of Tetrino applied in for white grubs will also provide 8-10 weeks of control of fall armyworms.
Apply during peak adult
Larvae
White Grubs 1
When adults are first seen
Tetrino 2 16-32 fl. oz./A
Caterpillars
Larvae
1 The Envu Preventative White Grub Control Program will give you confidence in your white grub control through Fall 2024. If your Envu Preventative White Grub Control Program performance expectations are not met, just contact your Envu Distributor or Envu Area Sales Manager. 2 Apply no more than 64 fl. oz./A/yr of Tetrino. 3 Apply no more than 0.4 lbs. ai./A/ yr of imidacloprid, regardless of formulation.
White grubs are best controlled with Tetrino ® or Merit ® applied when adult beetles are first seen in mid-summer. (Envu)
Preventative white grub control will help eliminate damage from animal foraging. (Envu)
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