Insecticides for Control of Spider Mites in Soybean

Updated February 9, 2017

Economic Threshold:
Iowa State University Extension specialists have suggested that control may be warranted when infested plants have substantial spotting or leaf yellowing and live mites, but before mites cause browning and leaf drop.

Go to https://www.greenbook.net or other resource for additional registrations.
*Consult product label for detailed information and restrictions.

For information on the biology and management of spider mite, refer to UNL CropWatch article, Managing Spider Mites in Corn and Soybeans.

IRAC Mode of Action Classification:
  • Group 1 = Acetylcholine esterase inhibitors; 1B = Organophosphates
  • Group 3 = Sodium channel modulators
  • Group 4 = Nicotinic acetylcholine receptor agonists/antagonists; 4A = Neonicotinoids
  • Group 10 = Mite growth inhibitors; 10B = Etoxazole
R = Restricted-Use Product

Mode Of
Action
Product
Name
Common
Name
Rate
(Formulation/Acre)
Restrictions/Comments
3, 28 R Besiege lambda-cyhalothrin,
chlorantraniliprole
10 fl oz Suppression only. PHI 30 days. Do not graze or harvest treated soybean forage, straw, or hay for livestock feed.
3 R Brigade 2EC,
Fanfare 2EC
bifenthrin 5.12-6.4 fl oz PHI 18 days.
1B, 3 R Cobalt chlorpyrifos
and cyhalothrin
13 - 26 fl oz PHI 30 days. Maximum allowed per crop season is 85 fl oz/acre. Do not allow meat or dairy animals to graze in treated areas or feed treated soybean forage, hay, and straw to meat or dairy animals.
1B, 3 R Cobalt Advanced chlorpyrifos
and lambda-cyhalothrin
11 - 26 fl oz PHI 30 days. Maximum allowed per crop season is 85 fl oz/acre. Do not allow meat or dairy animals to graze in treated areas or feed treated soybean forage, hay, and straw to meat or dairy animals.
1B Dimethoate 400 dimethoate 1 pt PHI 21 days. Maximum application rate is 0.5 lb/acre. 7 day reapplication interval.
3, 4A R Endigo ZC lambda-cyhalothrin
and thiamethoxam
3.5 - 4.0 fl oz PHI 30 days. Do not exceed a total of 9.0 fl oz per acre per growing season. Do not graze or harvest treated soybean forage, straw, or hay for livestock feed.
3 R Hero zeta-cypremethrin
and bifenthrin
10.3 oz PHI 21 days. Do not make applications less than 30 days apart. Do not graze or harvest treated soybean forage, straw, or hay for livestock feed.
1B R Lorsban Advanced,
Nufos 4E
chlorpyrifos 0.5 - 1 pt PHI 28 days. Do not apply more than 3 applications of Lorsban Advanced or other product containing chlorpyrifos per year. Limit 6 pints per acre per season. Do not make a second application of Lorsban Advanced within 14 days of the first application. Do not allow meat or dairy animals to graze in treated areas or otherwise feed treated soybean forage, hay, and straw to meat or dairy animals.
1B R Methyl 4 EC methyl parathion 0.75 - 1 pt PHI 20 days for harvest and grazing. Do not make more than 2 applications per year.
3 R Proaxis gamma-cyhalothrin 3.84 fl oz Suppression only. PHI 45 days. Do not graze or harvest treated soybean forage, straw, or hay for livestock feed.
3A, 4A R Swagger bifenthrin and
imidacloprid
7.6 - 12.2 fl oz PHI 18 days. Minimum interval between applications: 30 days. Apply a maximum of 2 applications per season.
1B, 3 R Tundra Supreme chlorpyrifos
and bifenthrin
13.5 - 16.8 fl oz PHI 28 days. Do not allow meat or dairy animals to graze in treated areas or otherwise feed treated soybean forage, hay and straw to meat or dairy animals.
3 R Warrior w/
Zeon Technology,
Silencer
lambda-
cyhalothrin
3.84 fl oz Suppression only. PHI 30 days. Do not graze or harvest treated soybean forage, straw or hay for livestock feed.
3 R Warrior II w/
Zeon Technology
lambda-
cyhalothrin
1.92 fl oz Suppression only. PHI 30 days. Do not graze or harvest treated soybean forage, straw or hay for livestock feed.
10B R Zeal SC etoxazole 2 - 6 fl oz Supplemental label expires on July 21, 2019. Do not apply after R5 stage.