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University of Nebraska–Lincoln

Department of Entomology

Insecticide Treatment Options for Corn Flea Beetles

Updated July 14, 2009 by Robert Wright

Economic Threshold:
In field corn prior to stage V5,
treat when 50% of the plants have severe feeding injury and five or more beetles are found per plant.

This list is not inclusive. See http://www.greenbook.net or other resources for additional registrations.
This information is presented in abbreviated form. Be sure to consult the label for additional information and restrictions.

IRAC Mode of Action Classification:
  • Group 1 = Acetylcholine esterase inhibitors; 1A = Carbamates, 1B = Organophosphates
  • Group 3 = Sodium channel modulators
  • Group 4 = Nicotinic acetylcholine receptor agonists/antagonists; 4A = Neonicotinoids
R = Restricted-Use Product
Mode of
Action
Product
Name
Common
Name
Rate
(Formulation/Acre)
Restrictions/Comments
3 R Asana XL esfenvalerate 5.8-9.6 fl oz/acre  
3 R Baythroid 2 cyfluthrin 1.6-2.8 fl oz/acre PHI 21 days for grain or fodder. REI 12 hrs.
4A Cruiser 5FS thiamethoxam Pre-treated seed.
0.125 mg ai/kernel		 Field corn, popcorn, seed corn and sweet corn.
4A Gaucho,
Gaucho Extra, and
Prescribe.		 imidacloprid Pre-treated seed.
1A R Lannate LV methomyl 12-24 fl oz/acre
1A R Lannate SP methomyl 0.25-0.50 lb per acre  
1B R Lorsban 4E chlorpyrifos 2-3 pts/acre Do not apply within 35 days before harvest of grain.
3 R Mustang Max zeta-cypermethrin 2.72-4.0 oz product/acre Apply in a minimum of 2 gallons/acre by air and 10 gallons/acre by ground.
1B Nufos 4E chlorpyrifos 2-3 pints per acre  
1B R Penncap-M methyl parathion 2-3 pts/acre  
4A Poncho 250 clothianidin Pre-treated seed.
0.25 mg ai/kernel		  
3 R Pounce 3.2 EC permethrin 4-8 fl oz/acre
3 R Pounce 25WP permethrin 6.4-12.8 oz per acre  
3 R Proaxis gamma-
cyhalothrin 		2.56-3.84 fl oz/acre  
1A Sevin 4F carbaryl 1-2 quarts per acre  
1A Sevin XLR Plus carbaryl 1-2 qts/acre
3 R Warrior 1 CS cyhalothrin 2.56-3.84 fl oz product/acre When applying by air, apply in a minimum of 2 gallons of water/acre.
3 R Warrior T lambda-cyhalothrin 2.56-3.84 fl oz/acre