| Active Ingredient(s) | Brand Name(s) | Group # | PHI |
|---|---|---|---|
| carbaryl | Carbaryl 4L, Sevin XLR Plus | 1A | 2 |
| methomyl | Lannate LVR, Nudrin LVR | 1A | 0 |
| alpha-cypermethrin | Fastac ECR | 3A | 3 |
| beta-cyfluthrin | Baythroid XLR | 3A | 2 |
| bifenthrin | Brigade 2ECR | 3A | 1 |
| bifenthrin + zeta-cypermethrin | Hero EWR, SteedR | 3A | 3 |
| cyfluthrin | Tombstone HeliosR | 3A | 0 |
| deltamethrin | Delta GoldR | 3A | 1 |
| esfenvalerate | Asana XLR | 3A | 1 |
| gamma-cyhalothrin | DeclareR | 3A | 1 |
| permethrin | PermethrinR, Perm-UpR, Arctic 3.2 ECR | 3A | 1, 3 |
| pyrethrin | PyganicO,B | 3A | 1 |
| lambda-cyhalothrin | Warrior IIR | 3A | 1 |
| zeta-cypermethrin | MustangR | 3A | 3 |
| lambda-cyhalothrin + chlorantraniliprole | BesiegeR | 3A + 28 | 1 |
| spinetoram | Radiant SC | 5 | 1 |
| spinosad | Blackhawk 36WG, Entrust SCO | 5 | 7 |
| spinetoram + methoxyfenozide | Intrepid Edge | 5 + 18 | 3 |
| chlorantraniliprole | Prevathon, Coragen, Vantacor | 28 | 1 |
| azadirachtin | AzatinO,B, Molt XO,B | UN | 0 |
| Helicoverpa armigera nucleopolyhedrovirus strain BV-003 | HeliganO, GemstarO, HelicovexO | 31 | 0 |
MoA = mode of action; PHI = pre-harvest interval (days); R = restricted use; O = organic; B = biopesticide; and UN = unknown. Products including 3A and 5 modes of action may have reduced efficacy due to resistance.
Note: All brands are registered trademarks. The brands listed in this table are not all-inclusive, but are meant to provide examples of products for sweet corn in Iowa. Always check the label before you apply pesticides. Review the application guidelines, safety information, personal protective equipment, and pre-harvest intervals.