Herbicide label
Dual IIG Magnum Herbicide Label
Dual IIG Magnum (EPA 100-910) is a Group 15 metolachlor herbicide labeled for 8 crops. The label lists 22 controlled weeds, plus partial-control, suppression, and partner-control categories.
Dual IIG Magnum label facts
- Product Dual IIG Magnum
- EPA Reg. No. 100-910
- Registrant Syngenta Crop Protection, LLC
- Active ingredient metolachlor
- MOA group 15
Crops on the Dual IIG Magnum label
Dual IIG Magnum is labeled for these 8 crops and uses, per the EPA label.
Weeds on the Dual IIG Magnum label
The Dual IIG Magnum label names 32 weeds and rates each by how the product handles it: full control, partial control, suppression, or control with a tank-mix partner. A weed can fall at more than one level, because control varies by crop, rate, and timing.
Controls
full control22- barnyardgrass, common
- carpetweed
- waterhemp, common
- crabgrass
- crowfootgrass
- nightshade, eastern black
- panicum, fall
- pusley, florida
- foxtail, millet
- galinsoga
- foxtail, giant
- goosegrass
- foxtail, green
- pigweed
- cupgrass, prairie
- red rice
- foxtail, robust
- signalgrass
- cupgrass, southwestern
- witchgrass
- foxtail, yellow
- nutsedge, yellow
Partial control
partial10- purslane, common
- eclipta
- beggarweed, florida
- nightshade, hairy
- sandbur
- johnsongrass, seedling
- shattercane
- sorghum, volunteer
- millet, wild-proso
- cupgrass, woolly
Controls with a tank-mix partner
needs partner2- millet, wild-proso
- cupgrass, woolly
Dual IIG Magnum rates and plant-back
The label answers both with a table, not a single number. Here is what drives each answer.
Application rate
Your rate depends on your crop.
Get the rate for your field: build a program and FieldMarshal gives you the exact per-acre rate for your crop from the label line.
Plant-back and rotation
Your interval depends on your application rate and the rotational crop.
Get the interval for your rotation: build a program and FieldMarshal gives you the exact plant-back for your rotational crop from the label line.
Dual IIG Magnum FAQ
What weeds does Dual IIG Magnum control?
The Dual IIG Magnum label names 32 weeds, including common barnyardgrass, carpetweed, waterhemp, crabgrass, crowfootgrass, and eastern black nightshade. Control varies by crop, rate, and timing.
What crops is Dual IIG Magnum labeled for?
Dual IIG Magnum is labeled for 8 crops and uses, including field corn, soybeans, potato, peanut, and sweet corn.
What is the active ingredient in Dual IIG Magnum? Is it a generic?
Dual IIG Magnum's active ingredient is metolachlor (MOA Group 15). Other products list the same active ingredient; rates, formulations, and labeled crops differ — verify each on its own label.
Sources
Last updated 2026-09-30.