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Insecticide Treatments for Western Bean Cutworm in Field Corn

Updated February 14, 2013


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.

For information on the biology and management of the western bean cutworm,
refer to NebGuide G2103, Western Bean Cutworm in Corn and Dry Beans.


IRAC Mode of Action Classification:
  • Group 1 = Acetylcholine esterase inhibitors; 1A = Carbamates, 1B = Organophosphates
  • Group 3 = Sodium channel modulators
  • Group 5 = Nicotinic acetylcholine receptor agonists (allosteric), Spinosyns
  • Group 18 = Ecdysone agonists/moulting disruptors; 18A = Diacylhydrazines
  • Group 28 = Ryanodine receptor modulators, Diamides
R = Restricted-Use Product


Mode Of
Action
Product
Name
Common
Name
Rate
(Formulation/Acre)
Restrictions/Comments

3 R
Ambush
permethrin
3.2-6.4 fl oz

PHI 30 days for grain or fodder (stover). Forage may be harvested on the day of application.

3 R Arctic 3.2EC permethrin 2-4 fl oz

PHI 30 days for harvest of grain or fodder (stover). Forage may be harvested on the day of application.

3 R Asana XL esfenvalerate 2.9-5.8 fl oz

PHI 21 days. Apply before larvae enter the ear.

3 R

Baythroid XL,
Tombstone

cyfluthrin 1.6-2.8 fl oz

PHI 21 days for grain or fodder and 0 days for green forage.

28 Belt SC flubendiamide 2-3 fl oz

PHI 1 day for green forage and silage and 28 days for grain or stover.

3 R

Brigade 2EC,
Fanfare 2EC,
Bifenture EC,
Discipline 2EC,
Sniper,
Tundra EC

bifenthrin 2.1-6.4 fl oz

PHI 30 days.PHI 30 days. Do not graze livestock in treated area or cut treated crops for feed within 30 days of treatment.

1B, 3 R Cobalt

chlorpyrifos and
gamma cyhalothrin

13-26 fl oz

PHI 21 days for grain. Do not allow meat or dairy animals to graze in treated areas nor harvest treated corn silage as feed for meat or dairy animals within 14 days after last treatment.

3 R Hero

zeta-cypermethrin
and bifenthrin

2.6-6.1 fl oz

PHI 30 days for grain or stover and 60 days for forage. Do not graze livestock in treated areas or cut treated crops for feed within 30 days of the last application.

18A Intrepid 2F methoxyfenozide 4-16 fl oz

PHI 21 days.

1B R

Lorsban 4E,
Govern 4E,
Hatchet,
Warhawk,
Yuma 4E

chlorpyrifos

1-2 pts

PHI 21 days before harvest of grain, ears, forage or fodder.
3 R

Mustang Maxx,
Respect

zeta-cypermethrin 1.76-4.0 fl oz

Apply before the larvae enter the ear. PHI 30 days for grain and stover. PHI 60 days for forage.

1B R Penncap-M

microencapsulated
methyl parathion

2-4 pts

PHI 12 days for harvest, forage and grazing.

3 R Pounce 25WP permethrin 3.2-6.4 oz

PHI 30 days for grain or fodder.

28 Prevathon chlorantraniliprole 14-20 fl oz

PHI 14 days for harvest of ears and 1 day for forage, fodder, silage or stover.

3 R Proaxis gamma-cyhalothrin 1.92-3.20 fl oz

For control before larvae enter the ear. PHI 21 days.

5 Radiant SC spinetoram 3-6 fl oz

Apply broadcast or direct spray to ear zone. PHI 28 days for grain and 3 days for fodder or forage.

1A Sevin XLR Plus carbaryl 2 qts

PHI 48 days for grain or fodder and 14 for forage or silage.

3 R Silencer

lamba-cyhalothrin

1.92-3.20 fl oz

PHI 21 days.

1B, 3 R Stallion

chlorpyrifos and
zeta-cypermethrin

5-11.75 fl oz

For control before the larva bores into the ear. PHI 30 days for grain or stover and 60 days for forage.

3 R Steed

zeta-cypermethrin
and bifenthrin

2.5-3.5 fl oz

PHI 30 days for grain or stover and 60 days for forage. Do not graze livestock in treated areas or cut treated crops for feed within 30 days of the last application.

5 R Tracer spinosad 2-3 fl oz

PHI 28 days for grain and 3 days for fodder or forage harvest.

1B, 3 R Tundra Supreme

chlorpyrifos
and bifenthrin

5.6-16.8 fl oz

PHI 30 days for grain and silage.

3 R

Warrior w/
Zeon Technology

lambda-cyhalothrin 1.92-3.20 fl oz

For control before the larvae bores into the ear. PHI 21 days for harvest, grazing or cutting treated crops for feed.

3 R

Warrior II w/
Zeon Technology

lambda-cyhalothrin 1.28-1.92 fl oz

For control before the larvae bores into the ear. PHI 21 days for harvest, grazing or cutting treated crops for feed.