Herbicide label

Harness Xtra 5.6L Herbicide Label

Harness Xtra 5.6L (EPA 524-485) is a Group 5 and 15 acetochlor and atrazine herbicide labeled for 5 crops. The label lists 38 controlled weeds, plus partial-control, suppression, and partner-control categories.

Harness Xtra 5.6L label facts

Crops on the Harness Xtra 5.6L label

Harness Xtra 5.6L is labeled for these 5 crops and uses, per the EPA label.

Weeds on the Harness Xtra 5.6L label

The Harness Xtra 5.6L label names 47 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
  • beggarweed, florida
  • carpetweed
  • cocklebur, common
  • crabgrass
  • foxtail, giant
  • foxtail, green
  • foxtail, robust purple
  • foxtail, robust white
  • foxtail, yellow
  • galinsoga
  • goosegrass
  • groundcherry, annual
  • groundcherry, cutleaf
  • henbit
  • jimsonweed
  • kochia
  • lambsquarters
  • mustard
  • nightshade, black
  • nightshade, hairy
  • nutsedge, yellow
  • wild oats
  • panicum, browntop
  • panicum, fall
  • pigweed
  • purslane
  • pusley, florida
  • ragweed, common
  • red rice
  • sida, prickly
  • signalgrass, broadleaf
  • smartweed
  • sprangletop, red
  • velvetleaf
  • waterhemp, common
  • volunteer wheat
  • witchgrass

Partial control

partial9
  • cupgrass, woolly
  • johnsongrass, seedling
  • millet, proso
  • panicum, texas
  • ragweed, giant
  • sandbur
  • shattercane
  • sicklepod
  • sunflower, annual

Harness Xtra 5.6L 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.

Harness Xtra 5.6L FAQ

What weeds does Harness Xtra 5.6L control?

The Harness Xtra 5.6L label names 47 weeds, including common barnyardgrass, florida beggarweed, carpetweed, common cocklebur, crabgrass, and giant foxtail. Control varies by crop, rate, and timing.

What crops is Harness Xtra 5.6L labeled for?

Harness Xtra 5.6L is labeled for 5 crops and uses, including field corn, corn silage, seed corn, sweet corn, and popcorn.

What is the active ingredient in Harness Xtra 5.6L? Is it a generic?

Harness Xtra 5.6L's active ingredient is acetochlor and atrazine (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.