Herbicide label

Acumen

Acumen (EPA 241-337-55467) is a Group 3 pendimethalin herbicide labeled for 18 crops. The label lists 52 controlled weeds, plus partial-control, suppression, and partner-control categories.

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Official EPA label (PDF)

“ACUMEN is a meristematic inhibitor that interferes with the plant's cellular division or mitosis. This and/or other products with the meristematic inhibiting mode of action may not effectively control naturally occurring biotypes of some of the weeds listed on this label.”

— Acumen EPA label, Reg. No. 241-337-55467

Acumen label facts

Product Acumen
EPA Reg. No. 241-337-55467
Distributor Tenkoz Inc
Active ingredient pendimethalin
MOA group 3

Crops on the Acumen label

Acumen is labeled for these 18 crops and uses, per the EPA label.

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Weeds on the Acumen label

The Acumen label names 54 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, palmer
barnyardgrass, common
bluegrass, annual
brome, downy
brome, japanese
bugloss, small
canarygrass
carpetweed
cheat
chess, hairy
chickweed, common
crabgrass
crowfootgrass
cupgrass, woolly
dodder
fiddleneck
foxtail, giant
foxtail, green
foxtail, yellow
goatgrass, jointed
goosegrass
henbit
johnsongrass
junglerice
knotweed, prostrate
kochia
lady's thumb
lambsquarters, common
lambsquarters, slimleaf
millet, wild-proso
mustard, black
stinging nettle
wild oats
panicum, fall
panicum, texas
pigweed
puncturevine
purslane
pusley, florida
red rice
rocket, london
ryegrass, italian
sandbur, field
shattercane
shepherd's-purse
signalgrass
smartweed, pennsylvania
sprangletop
spurge, annual
velvetleaf
waterhemp, common
witchgrass

Suppression

suppression2

panicum, browntop
thistle, russian

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Acumen 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 AL, AR, AZ, CA, CT, DE, FL, GA, ID, IN, KY, LA, MA, MD, ME, MI, MN, MO, MS, MT, NC, ND, NH, NJ, NM, NY, OH, OK, OR, PA, RI, SC, SD, TN, TX, VA, VT, WA, 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.

Acumen FAQ

What weeds does Acumen control?

The Acumen label names 54 weeds, including palmer amaranth, common barnyardgrass, annual bluegrass, downy brome, japanese brome, and small bugloss. Control varies by crop, rate, and timing.

What crops is Acumen labeled for?

Acumen is labeled for 18 crops and uses, including field corn, soybeans, cotton, sunflower, and potato.

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

Acumen's active ingredient is pendimethalin (MOA Group 3). 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 Acumen?

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 Acumen?

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.