Tropical Zone
Solutions for Turf-Damaging Insects
White Grubs, Billbugs, and Caterpillars Envu’s newest insecticide, Tetrino ® , offers quick knockdown and long-term residual control of larvae 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
Tetrino 16-32 fl. oz./A or Merit 0.4 lbs. ai./A (multiple formulations available including on fertilizer)
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 An application of Tetrino applied for white grubs will also provide 8-10 weeks of 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 for white grubs will also provide 8-10 weeks of control of fall armyworms
When adult beetles of billbugs are seen
Billbugs
Larvae
Tetrino ® 32 fl. oz./A or Merit ® 0.4 lbs. ai./A (multiple formulations available)
White Grubs 1
Apply during peak adult
Larvae
When adults are first seen
Caterpillars
Tetrino 16-32 fl. oz./A
Larvae
Follow all label directions and local recommendations
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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