Herbicide label

Metribuzin 4L

Metribuzin 4L (EPA 34704-990) is a Group 5 metribuzin herbicide labeled for 13 crops. The label lists 110 controlled weeds, plus partial-control, suppression, and partner-control categories.

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Official EPA label (PDF)

Metribuzin 4L label facts

Product Metribuzin 4L
EPA Reg. No. 34704-990
Registrant Loveland Products, Inc.
Active ingredient metribuzin
MOA group 5

Crops on the Metribuzin 4L label

Metribuzin 4L is labeled for these 13 crops and uses, per the EPA label.

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Weeds on the Metribuzin 4L label

The Metribuzin 4L label names 146 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 control110

amaranth, spiny
amaranth, spleen
anoda, spurred
barley, little
barnyardgrass, common
beggarweed, florida
bindweed, field
bittercress
bluegrass, annual
brome, downy
brome, japanese
bromegrass, smooth
buckwheat, wild
buffalobur
carpetweed
catchfly, conical
cheat
chickweed, common
chickweed, mouseear
cockle, white
cocklebur, common
copperleaf, hophornbeam
cowcockle
crabgrass
crabgrass, large
crabgrass, smooth
crotalaria, showy
crowfootgrass
dandelion
dayflower
deadnettle, purple
dogfennel
eveningprimrose, cutleaf
falseflax, smallseed
fiddleneck
filaree, redstem
fleabane, rough
flixweed
foxtail
foxtail barley
foxtail, bristly
foxtail, giant
foxtail, green
foxtail, yellow
galinsoga
carolina geranium
goosegrass
groundsel, cressleaf
henbit
horseweed
jimsonweed
johnsongrass, seedling
junglerice
knotweed
knotweed, prostrate
kochia
ladysthumb
lambsquarters
lambsquarters, common
miner's lettuce
prickly lettuce
mallow, venice
mayweed
millet, browntop
mustard, blue
mustard, hill
mustard, indian
mustard, tansy
mustard, tumble
mustard, wild
panicum, fall
pennycress, field
pepperweed
pepperweed, virginia
pigweed
pigweed, redroot
pigweed, smooth
pineapple-weed
polemonium, annual
pusley, florida
purslane
purslane, common
radish, wild
ragweed, common
redweed
rescuegrass
rocket, london
rocket, yellow
salsify, meadow
sandbur
sandbur, field
sesbania, hemp
shepherd's-purse
sicklepod
sida, prickly
signalgrass, broadleaf
smartweed
smartweed, pennsylvania
sorrel, red
sowthistle
speedwell
spurge, spotted
starbur, bristly
sunflower
tansymustard
thistle, russian
turnip, wild
velvetleaf
volunteer wheat
wild oats

Partial control

partial2

dock, curly
knawel

Suppression

suppression16

barley, hare
blackgrass
bluegrass, bulbous
brome, ripgut
buttercup
horsenettle
morningglory
morningglory, ivyleaf
morningglory, pitted
morningglory, tall
nightshade, hairy
nutsedge, yellow
poinsettia, wild
spurry, corn
vetch
windgrass, common

Controls with a tank-mix partner

needs partner18

amaranth, palmer
burcucumber
eclipta
groundsel, common
morningglory, smallflower
nightshade, black
panicum, texas
ragweed, giant
red rice
ryegrass
senna, coffee
shattercane
smartweed, swamp
sprangletop
stinkgrass
thistle, canada
waterhemp, common
witchgrass

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Metribuzin 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.

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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, CA, 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.

Metribuzin 4L FAQ

What weeds does Metribuzin 4L control?

The Metribuzin 4L label names 146 weeds, including spiny amaranth, spleen amaranth, spurred anoda, little barley, common barnyardgrass, and florida beggarweed. Control varies by crop, rate, and timing.

What crops is Metribuzin 4L labeled for?

Metribuzin 4L is labeled for 13 crops and uses, including field corn, soybeans, potato, barley, and alfalfa.

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

Metribuzin 4L's active ingredient is metribuzin (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 Metribuzin 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 Metribuzin 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.