Herbicide label

Linex 4L

Linex 4L (EPA 61842-21) is a Group 5 linuron herbicide labeled for 7 crops. The label lists 48 controlled weeds, plus partial-control, suppression, and partner-control categories.

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Official EPA label (PDF)

Linex 4L label facts

Crops on the Linex 4L label

Linex 4L is labeled for these 7 crops and uses, per the EPA label.

Need the rate or timing for one of these? Filter every label by your crop, free.

Weeds on the Linex 4L label

The Linex 4L label names 63 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 control48
  • amaranth, palmer
  • carpetweed
  • chickweed, common
  • mayweed, chamomile
  • galinsoga
  • goosefoot, nettleleaf
  • lambsquarters, common
  • mustard, tumble
  • mustard, blue
  • mustard, wallflower
  • pigweed, prostrate
  • pigweed, redroot
  • pigweed, smooth
  • prickly lettuce
  • purslane, common
  • radish, wild
  • ragweed, common
  • shepherd's-purse
  • smartweed, pennsylvania
  • tansymustard, pinnate
  • barnyardgrass, common
  • canarygrass
  • crabgrass, large
  • foxtail, green
  • foxtail, yellow
  • goosegrass
  • panicum, fall
  • morning glory, annual
  • morningglory, entireleaf
  • morningglory, ivyleaf
  • morningglory, pitted
  • cocklebur, common
  • dayflower, common
  • fiddleneck
  • beggarweed, florida
  • pusley, florida
  • groundsel, common
  • knawel
  • kochia
  • sida, prickly
  • sesbania, hemp
  • sicklepod
  • velvetleaf
  • buckwheat, wild
  • signalgrass, broadleaf
  • rattail fescue
  • ryegrass, annual
  • panicum, texas

Partial control

partial17
  • morning glory, annual
  • morningglory, entireleaf
  • morningglory, ivyleaf
  • morningglory, pitted
  • cocklebur, common
  • dayflower, common
  • nightshade, eastern black
  • beggarweed, florida
  • pusley, florida
  • foxtail, giant
  • kochia
  • sida, prickly
  • ragweed, giant
  • sicklepod
  • crabgrass, smooth
  • velvetleaf
  • waterhemp, common

Controls with a tank-mix partner

needs partner10
  • nutsedge
  • wallflower, bushy
  • chickweed, mouseear
  • evening-primrose, cutleaf
  • deadnettle, purple
  • henbit
  • pennycress, field
  • speedwell, corn
  • speedwell, field
  • aster, white heath

Want the control level for your crop, or to filter 1,700+ labels by any of these weeds? Use the free label filter.

Linex 4L 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 and your soil texture.

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, the rotational crop, and your state, region, and rainfall — some intervals differ in AK, AL, AR, AZ, CO, CT, DC, DE, FL, GA, HI, IA, ID, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, MT, NC, ND, NE, NH, NJ, NM, NV, NY, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VA, VT, WA, WI, WV, and WY.

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.

Linex 4L FAQ

What weeds does Linex 4L control?

The Linex 4L label names 63 weeds, including palmer amaranth, carpetweed, common chickweed, chamomile mayweed, galinsoga, and nettleleaf goosefoot. Control varies by crop, rate, and timing.

What crops is Linex 4L labeled for?

Linex 4L is labeled for 7 crops and uses, including field corn, soybeans, wheat, cotton, and potato.

What is the active ingredient in Linex 4L? Is it a generic?

Linex 4L's active ingredient is linuron (MOA Group 5). Other products list the same active ingredient; rates, formulations, and labeled crops differ — verify each on its own label.

What's the plant-back interval after Linex 4L?

It depends on your rotational crop, application rate, and region, so the label gives a table, not one number. Build a program and FieldMarshal gives you the exact interval for your rotation from the label line, so you can verify it.

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Can I tank-mix Linex 4L?

It depends on your target weeds, crop stage, and which partners the label approves. Build a program and FieldMarshal checks the label for approved partners and gives the condition on each, so you can verify it.

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Plan in minutes, not hours.

Start with Linex 4L and let FieldMarshal build a defensible herbicide program for your field, every product, rate, and plant-back cross-referenced and checked against the label.

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Sources

Last updated 2026-07-14.