Herbicide label
Charger Max ATZ Herbicide Label
Charger Max ATZ (EPA 1381-199) is a Group 5 and 15 atrazine and metolachlor herbicide labeled for 3 crops. The label lists 38 controlled weeds, plus partial-control, suppression, and partner-control categories.
“Charger Max ATZ is a selective herbicide for use before planting, or before or after crop emergence (see specific directions) for control of most annual grasses and broadleaf weeds in corn.”
Charger Max ATZ label facts
- Product Charger Max ATZ
- EPA Reg. No. 1381-199
- Registrant WinField Solutions, LLC
- Active ingredient atrazine and metolachlor
- MOA group 5 and 15
Crops on the Charger Max ATZ label
Charger Max ATZ is labeled for these 3 crops and uses, per the EPA label.
Weeds on the Charger Max ATZ label
The Charger Max ATZ label names 44 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 control38- barnyardgrass, common
- carpetweed
- chickweed
- cocklebur, common
- crabgrass
- crowfootgrass
- cupgrass, prairie
- cupgrass, southwestern
- foxtail, giant
- foxtail, green
- foxtail, millet
- foxtail, yellow
- galinsoga
- goosegrass
- henbit
- jimsonweed
- lambsquarters, common
- morningglory
- mustard
- nightshade, black
- nutsedge, yellow
- panicum, browntop
- panicum, fall
- pigweed
- purslane, common
- pusley, florida
- ragweed, common
- ragweed, giant
- red rice
- signalgrass
- smartweed
- velvetleaf
- waterhemp, common
- witchgrass
- flixweed
- kochia
- sida, prickly
- wheat, winter
Partial control
partial6- cupgrass, woolly
- johnsongrass, seedling
- sandbur
- shattercane
- sicklepod
- sorghum, volunteer
Charger Max ATZ 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.
Charger Max ATZ FAQ
What weeds does Charger Max ATZ control?
The Charger Max ATZ label names 44 weeds, including common barnyardgrass, carpetweed, chickweed, common cocklebur, crabgrass, and crowfootgrass. Control varies by crop, rate, and timing.
What crops is Charger Max ATZ labeled for?
Charger Max ATZ is labeled for 3 crops and uses, including field corn, sorghum, and sweet corn.
What is the active ingredient in Charger Max ATZ? Is it a generic?
Charger Max ATZ's active ingredient is atrazine and metolachlor (MOA Group 5 and 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.