Herbicide label

Centavo Herbicide Label

Centavo (EPA 89168-83-89391) is a Group 4 and 27 clopyralid and mesotrione herbicide labeled for 4 crops. The label lists 43 controlled weeds, plus partial-control, suppression, and partner-control categories.

“This product is a preplant, preemergence and postemergence herbicide for selective contact and residual control of broadleaf weeds in field corn, seed corn, yellow popcorn and sweet corn.”

— Centavo EPA label, Reg. No. 89168-83-89391

Centavo label facts

Crops on the Centavo label

Centavo is labeled for these 4 crops and uses, per the EPA label.

Weeds on the Centavo label

The Centavo label names 58 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 control43
  • alfalfa
  • amaranth, palmer
  • amaranth, powell
  • amaranth, spiny
  • atriplex
  • beans, volunteer
  • buckwheat, wild
  • buffalobur
  • carpetweed
  • chickweed, common
  • clover, spp
  • cocklebur, common
  • crabgrass, large
  • galinsoga
  • hemp
  • horseweed
  • jimsonweed
  • lambsquarters, common
  • lentil, volunteer
  • prickly lettuce
  • mustard, wild
  • nightshade, black
  • nightshade, eastern black
  • nightshade, hairy
  • pea, volunteer
  • pigweed, redroot
  • pigweed, smooth
  • pigweed, tumble
  • potatoes, volunteer
  • pusley, florida
  • ragweed, giant
  • sesbania, hemp
  • sicklepod
  • signalgrass, broadleaf
  • smartweed, ladysthumb
  • smartweed, pale
  • smartweed, pennsylvania
  • volunteer soybean
  • sunflower, annual
  • thistle, canada
  • velvetleaf
  • waterhemp, common
  • wormwood, biennial

Partial control

partial15
  • burcucumber
  • carrot, wild
  • dandelion
  • dock, curly
  • horsenettle
  • knotweed, prostrate
  • kochia
  • mallow, venice
  • morningglory, entireleaf
  • morningglory, ivyleaf
  • morningglory, pitted
  • nutsedge, yellow
  • pokeweed, common
  • ragweed, common
  • sida, prickly

Centavo 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.

Centavo FAQ

What weeds does Centavo control?

The Centavo label names 58 weeds, including alfalfa, palmer amaranth, powell amaranth, spiny amaranth, atriplex, and volunteer beans. Control varies by crop, rate, and timing.

What crops is Centavo labeled for?

Centavo is labeled for 4 crops and uses, including field corn, seed corn, popcorn, and sweet corn.

What is the active ingredient in Centavo? Is it a generic?

Centavo's active ingredient is clopyralid and mesotrione (MOA Group 4 and 27). 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.