Herbicide label

TRIFLURALIN 4EC Herbicide Label

TRIFLURALIN 4EC (EPA 42750-32) is a Group 3 trifluralin herbicide labeled for 28 crops. The label lists 47 controlled weeds, plus partial-control, suppression, and partner-control categories.

TRIFLURALIN 4EC label facts

Crops on the TRIFLURALIN 4EC label

TRIFLURALIN 4EC is labeled for these 28 crops and uses, per the EPA label.

Weeds on the TRIFLURALIN 4EC label

The TRIFLURALIN 4EC label names 73 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 control47
  • bluegrass, annual
  • brome, downy
  • ryegrass, italian
  • foxtail, pacific meadow
  • fiddleneck
  • henbit
  • barnyardgrass, common
  • signalgrass
  • cheat
  • crabgrass, large
  • crabgrass, smooth
  • guineagrass
  • itchgrass
  • johnsongrass, seedling
  • rhizome johnsongrass
  • junglerice
  • panicum, fall
  • panicum, texas
  • sandbur
  • shattercane
  • sprangletop
  • stinkgrass
  • cupgrass, woolly
  • barley
  • canarygrass
  • carpetweed
  • chickweed
  • bindweed, field
  • goosefoot
  • knotweed
  • kochia
  • lambsquarters, common
  • amaranth, palmer
  • pigweed, prostrate
  • pigweed, redroot
  • pigweed, rough
  • pigweed, spiny
  • puncturevine
  • purslane, common
  • pusley, florida
  • thistle, russian
  • stinging nettle
  • foxtail, giant
  • foxtail, green
  • foxtail, yellow
  • foxtail, robust
  • foxtail, millet

Partial control

partial4
  • brome, japanese
  • chess, hairy
  • goatgrass, jointed
  • red rice

Controls with a tank-mix partner

needs partner22
  • cocklebur, common
  • jimsonweed
  • mallow, venice
  • morningglory, pitted
  • morningglory, smallflower
  • mustard
  • nightshade, eastern black
  • pigweed, smooth
  • waterhemp, common
  • poinsettia, wild
  • sida, prickly
  • ragweed, common
  • ragweed, giant
  • ladysthumb
  • smartweed, pennsylvania
  • sunflower, annual
  • velvetleaf
  • morningglory, entireleaf
  • morningglory, ivyleaf
  • morningglory, tall
  • nutsedge, yellow
  • goosegrass

TRIFLURALIN 4EC 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.

TRIFLURALIN 4EC FAQ

What weeds does TRIFLURALIN 4EC control?

The TRIFLURALIN 4EC label names 73 weeds, including annual bluegrass, downy brome, italian ryegrass, pacific meadow foxtail, fiddleneck, and henbit. Control varies by crop, rate, and timing.

What crops is TRIFLURALIN 4EC labeled for?

TRIFLURALIN 4EC is labeled for 28 crops and uses, including field corn, soybeans, wheat, cotton, and sunflower.

What is the active ingredient in TRIFLURALIN 4EC? Is it a generic?

TRIFLURALIN 4EC's active ingredient is trifluralin (MOA Group 3). 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.