Herbicide label

Dicamba 4L DMA

Dicamba 4L DMA (EPA 66222-301) is a Group 4 dicamba herbicide labeled for 17 crops. The label lists 221 controlled weeds, plus partial-control, suppression, and partner-control categories.

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Official EPA label (PDF)

Dicamba 4L DMA label facts

Crops on the Dicamba 4L DMA label

Dicamba 4L DMA is labeled for these 17 crops and uses, per the EPA label.

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Weeds on the Dicamba 4L DMA label

The Dicamba 4L DMA label names 241 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 control221
  • alfalfa
  • alkanet
  • amaranth, spiny
  • jerusalem artichoke
  • aspen
  • aster, slender
  • aster, spiny
  • aster, whiteheath
  • basswood
  • bedstraw, catchweed
  • bedstraw, smooth
  • beggarweed, florida
  • bindweed, field
  • bindweed, hedge
  • blueweed, texas
  • broomweed, common
  • buckwheat, tartary
  • buckwheat, wild
  • buffalobur
  • burclover, california
  • burcucumber
  • burdock
  • bursage
  • buttercup, corn
  • buttercup, creeping
  • buttercup, roughseed
  • buttercup, tall
  • buttercup, western field
  • campion, bladder
  • carpetweed
  • carrot, wild
  • catchfly, nightflowering
  • chamomile, corn
  • cherry
  • chervil, bur
  • chickweed, common
  • chickweed, field
  • chickweed, mouseear
  • chicory
  • chinquapin
  • clover species
  • clover, annual
  • clover, hop
  • cockle, corn
  • cockle, cow
  • cockle, white
  • cocklebur, common
  • cornflower
  • cottonwood
  • croton, tropic
  • croton, woolly
  • cucumbertree
  • daisy, english
  • dandelion, common
  • dock, broadleaf
  • dock, curly
  • dogbane, hemp
  • dogfennel
  • dragonhead, american
  • evening primrose, common
  • eveningprimrose, cutleaf
  • falseflax, smallseeded
  • fern, bracken
  • fiddleneck
  • fleabane, annual
  • flixweed
  • fumitory
  • garlic, wild
  • carolina geranium
  • goldenrod
  • goldenrod, missouri
  • goldenweed, common
  • goosefoot, nettleleaf
  • grape
  • gromwell
  • gromwell, corn
  • groundsel, common
  • hawkweed
  • hemlock
  • poison hemlock
  • hempnettle
  • henbane, black
  • henbit
  • honeylocust
  • honeysuckle
  • hornbeam
  • horsenettle
  • horseweed
  • huckleberry
  • huisache
  • ironweed
  • poison ivy
  • jacobs ladder
  • jimsonweed
  • knapweed, black
  • knapweed, diffuse
  • knapweed, russian
  • knapweed, spotted
  • knawel
  • knotweed
  • knotweed, prostrate
  • kochia
  • ladysthumb
  • lambsquarters, common
  • lambsquarters, triazine-resistant
  • lespedeza, sericea
  • miner's lettuce
  • prickly lettuce
  • mallow, common
  • mallow, dwarf
  • mallow, venice
  • maple
  • mayweed
  • mayweed, chamomile
  • mesquite
  • milkweed, climbing
  • milkweed, common
  • milkweed, honeyvine
  • milkweed, western whorled
  • morning-glory, ivyleaf
  • morning-glory, tall
  • mustard
  • mustard, black
  • mustard, blue
  • mustard, tansy
  • mustard, treacle
  • mustard, tumble
  • mustard, wild
  • stinging nettle
  • nightshade, black
  • nightshade, cutleaf
  • nightshade, silverleaf
  • oak
  • onion, wild
  • pennycress, field
  • pepperweed
  • pepperweed, virginia
  • pigweed, prostrate
  • pigweed, redroot
  • pigweed, rough
  • pigweed, smooth
  • pigweed, triazine-resistant
  • pigweed, tumble
  • pineapple-weed
  • plantain, bracted
  • plantain, broadleaf
  • plantain, narrow-leaved
  • pokeweed, common
  • poorjoe
  • poplar
  • poppy, red horned
  • puncturevine
  • purslane, common
  • pusley, florida
  • rabbitbrush
  • radish, wild
  • ragweed, common
  • ragweed, giant
  • ragweed, lance-leaf
  • ragweed, western
  • ragwort, tansy
  • redvine
  • rocket, london
  • rocket, yellow
  • rubberweed, bitter
  • salsify
  • serviceberry
  • sesbania, hemp
  • shepherd's-purse
  • sicklepod
  • sida, prickly
  • smartweed, green
  • smartweed, pennsylvania
  • smartweed, swamp
  • snakeweed, broom
  • sneezeweed, bitter
  • sorrel, red
  • sowthistle
  • sowthistle, annual
  • sowthistle, perennial
  • sowthistle, spiny
  • spicebush
  • spikeweed, common
  • spruce
  • spurge, leafy
  • spurge, prostrate
  • spurry, corn
  • starbur, bristly
  • starthistle, yellow
  • starwort, little
  • sumpweed, rough
  • sundrop, halfshrub
  • sunflower, annual
  • sunflower, volunteer
  • sweetclover
  • sycamore
  • tarbush
  • teasel
  • thistle, bull
  • thistle, canada
  • thistle, milk
  • thistle, musk
  • thistle, plumeless
  • thistle, russian
  • thistle, scotch
  • toadflax, dalmatian
  • tropical soda apple
  • trumpetcreeper
  • velvetleaf
  • vetch
  • waterhemlock
  • waterhemp, common
  • waterprimrose, creeping
  • waterprimrose, winged
  • witchhazel
  • woodsorrel, creeping
  • wormwood, annual
  • wormwood, common
  • wormwood, louisiana
  • yankeeweed
  • yarrow, common

Suppression

suppression22
  • bindweed, field
  • blackberry
  • blackgum
  • brome, downy
  • brome, ripgut
  • cedar, eastern red
  • creosotebush
  • dandelion, common
  • dewberry
  • dock, curly
  • rattail fescue
  • nightshade, silverleaf
  • plantain, broadleaf
  • plum, sand
  • redcedar, eastern
  • rose, mccartney
  • sweetgum
  • thistle, canada
  • windgrass, common
  • yarrow, common
  • yaupon
  • yucca

Controls with a tank-mix partner

needs partner6
  • barley
  • bluegrass, bulbous
  • brome, downy
  • goatgrass, jointed
  • rye, common
  • volunteer wheat

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

Dicamba 4L DMA 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.

Dicamba 4L DMA FAQ

What weeds does Dicamba 4L DMA control?

The Dicamba 4L DMA label names 241 weeds, including alfalfa, alkanet, spiny amaranth, jerusalem artichoke, aspen, and slender aster. Control varies by crop, rate, and timing.

What crops is Dicamba 4L DMA labeled for?

Dicamba 4L DMA is labeled for 17 crops and uses, including field corn, soybeans, wheat, cotton, and barley.

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

Dicamba 4L DMA's active ingredient is dicamba (MOA Group 4). 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 Dicamba 4L DMA?

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 Dicamba 4L DMA?

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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Sources

Last updated 2026-07-14.