Herbicide label

Brawl II ATZ Herbicide Label

Brawl II ATZ (EPA 100-817-55467) is a Group 5 and 15 atrazine and metolachlor herbicide labeled for 4 crops. The label lists 41 controlled weeds, plus partial-control, suppression, and partner-control categories.

“Brawl II ATZ is a selective herbicide labeled for preplant, preemergence, or postemergence control of many annual grasses and broadleaf weeds in corn.”

— Brawl II ATZ EPA label, Reg. No. 100-817-55467

Brawl II ATZ label facts

Crops on the Brawl II ATZ label

Brawl II ATZ is labeled for these 4 crops and uses, per the EPA label.

Weeds on the Brawl II ATZ label

The Brawl II ATZ label names 43 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 control41
  • barnyardgrass, common
  • carpetweed
  • chickweed
  • cocklebur, common
  • crabgrass
  • crowfootgrass
  • cupgrass, prairie
  • cupgrass, southwestern
  • cupgrass, woolly
  • flixweed
  • foxtail, giant
  • foxtail, green
  • foxtail, yellow
  • galinsoga
  • goosegrass
  • henbit
  • jimsonweed
  • johnsongrass, seedling
  • kochia
  • lambsquarters
  • foxtail, millet
  • morningglory
  • mustard
  • nightshade, black
  • nutsedge, yellow
  • panicum, browntop
  • panicum, fall
  • pigweed
  • purslane, common
  • pusley, florida
  • ragweed, common
  • ragweed, giant
  • red rice
  • sandbur
  • shattercane
  • sida, prickly
  • signalgrass
  • smartweed
  • velvetleaf
  • waterhemp, common
  • witchgrass

Partial control

partial2
  • sicklepod
  • sorghum, volunteer

Brawl II 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.

Brawl II ATZ FAQ

What weeds does Brawl II ATZ control?

The Brawl II ATZ label names 43 weeds, including common barnyardgrass, carpetweed, chickweed, common cocklebur, crabgrass, and crowfootgrass. Control varies by crop, rate, and timing.

What crops is Brawl II ATZ labeled for?

Brawl II ATZ is labeled for 4 crops and uses, including field corn, sorghum, sweet corn, and fallow.

What is the active ingredient in Brawl II ATZ? Is it a generic?

Brawl II 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.