Herbicide label

Cloak

Cloak (EPA 71368-83) is a Group 2 and 5 chlorimuron and metribuzin herbicide labeled for 1 crops. The label lists 52 controlled weeds, plus partial-control, suppression, and partner-control categories.

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Official EPA label (PDF)

Cloak label facts

Crops on the Cloak label

Cloak is labeled for these 1 crops and uses, per the EPA label.

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Weeds on the Cloak label

The Cloak label names 59 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 control52
  • amaranth, spiny
  • barnyardgrass, common
  • beggarweed, florida
  • bittercress, small-flowered
  • buttercup, smallflower
  • cocklebur, common
  • copperleaf, hophornbeam
  • crabgrass
  • dandelion
  • deadnettle, purple
  • foxtail
  • groundsel, cressleaf
  • henbit
  • horseweed
  • jimsonweed
  • ladysthumb
  • lambsquarters
  • prickly lettuce
  • morning glory, annual
  • morningglory, entireleaf
  • morningglory, ivyleaf
  • morningglory, pitted
  • morningglory, smallflower
  • morningglory, tall
  • mustard, tansy
  • mustard, wild
  • panicum, fall
  • panicum, texas
  • pennycress, field
  • pepperweed, virginia
  • amaranth, palmer
  • pigweed, redroot
  • pigweed, smooth
  • poinsettia, wild
  • purslane, common
  • ragweed, common
  • ragweed, giant
  • sesbania, hemp
  • shepherd's-purse
  • sicklepod
  • sida, prickly
  • signalgrass, broadleaf
  • smartweed, pennsylvania
  • speedwell, field
  • speedwell, purslane
  • spurge, spotted
  • sunflower
  • thistle, canada
  • velvetleaf
  • wallflower, bushy
  • whitlowgrass
  • yellow-rocket

Partial control

partial12
  • barnyardgrass, common
  • burcucumber
  • chickweed, common
  • crabgrass
  • foxtail
  • johnsongrass
  • mexicanweed
  • nutsedge, purple
  • nutsedge, yellow
  • panicum, fall
  • panicum, texas
  • signalgrass, broadleaf

Controls with a tank-mix partner

needs partner1
  • garlic, wild

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

Cloak 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 AL, AR, DE, FL, GA, IA, IL, IN, KS, KY, LA, MD, MI, MO, MS, NC, NE, NJ, NY, OH, OK, PA, SC, TN, TX, VA, WI, and WV.

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.

Cloak FAQ

What weeds does Cloak control?

The Cloak label names 59 weeds, including spiny amaranth, common barnyardgrass, florida beggarweed, small-flowered bittercress, smallflower buttercup, and common cocklebur. Control varies by crop, rate, and timing.

What crops is Cloak labeled for?

Cloak is labeled for 1 crops and uses, including soybeans.

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

Cloak's active ingredient is chlorimuron and metribuzin (MOA Group 2 and 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 Cloak?

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 Cloak?

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.

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Sources

Last updated 2026-07-14.