Herbicide label
Roundup PowerMAX Herbicide Label
Roundup PowerMAX (EPA 524-549) is a Group 9 glyphosate herbicide labeled for 45 crops. The label lists 180 controlled weeds, plus partial-control, suppression, and partner-control categories.
Roundup PowerMAX label facts
- Product Roundup PowerMAX
- EPA Reg. No. 524-549
- Registrant Bayer CropScience
- Active ingredient glyphosate
- MOA group 9
Crops on the Roundup PowerMAX label
Roundup PowerMAX is labeled for these 45 crops and uses, per the EPA label.
- field corn
- soybean
- wheat
- cotton
- sunflower
- potato
- peanut
- sugar beet
- canola
- barley
- sorghum
- rice
- alfalfa
- buckwheat
- cereal rye
- chickpea
- clover
- corn silage
- cowpea
- dry edible bean
- durum wheat
- fallow
- field pea
- flax
- grass seed
- hairy vetch
- lentil
- mint
- mustard
- oats
- pearl millet
- popcorn
- proso millet
- radish
- rapeseed
- safflower
- seed corn
- sesame
- spinach
- sugarcane
- sweet corn
- sweet potato
- triticale
- turnip
- wild rice
Weeds on the Roundup PowerMAX label
The Roundup PowerMAX label names 195 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 control180- alfalfa
- alligatorweed
- ammannia, purple
- anoda, spurred
- jerusalem artichoke
- bahiagrass
- barley
- barley, little
- barnyardgrass, common
- bassia, fivehook
- beggarweed, florida
- bermudagrass
- bermudagrass, water
- bindweed, field
- bittercress
- blackberry
- blackgum
- bluegrass, annual
- bluegrass, bulbous
- bluegrass, kentucky
- blueweed, texas
- brackenfern
- brome, downy
- brome, japanese
- bromegrass, smooth
- buckwheat, wild
- burcucumber
- buttercup
- canarygrass, reed
- carpetweed
- cattail
- chamise
- cheat
- chervil
- chickweed
- clover, red
- clover, white
- cocklebur, common
- cogongrass
- copperleaf, hophornbeam
- copperleaf, virginia
- coreopsis, plains
- corn, volunteer
- crabgrass
- virginia creeper
- crowfootgrass
- cupgrass, woolly
- dallisgrass
- dandelion
- devilsclaw
- dock, curly
- dodder
- dogbane, hemp
- dwarfdandelion
- eclipta
- eucalyptus
- eveningprimrose, cutleaf
- falsedandelion
- falseflax, smallseed
- fescue
- fescue, tall
- fiddleneck
- filaree, broadleaf
- fleabane, annual
- fleabane, hairy
- fleabane, rough
- foxtail, bristly
- foxtail, carolina
- foxtail, giant
- foxtail, green
- foxtail, yellow
- carolina geranium
- goatgrass, jointed
- goosegrass
- groundcherry
- groundsel, common
- groundsel, cressleaf
- guineagrass
- hazel
- poison hemlock
- henbit
- honeysuckle
- horsenettle
- horseradish
- horseweed
- itchgrass
- poison ivy
- jimsonweed
- johnsongrass
- johnsongrass, seedling
- junglerice
- knapweed
- knotweed
- kochia
- lambsquarters
- lespedeza
- prickly lettuce
- mannagrass, eastern
- milkweed, common
- millet, wild-proso
- morning glory, annual
- muhly, wirestem
- mulberry
- mullein, common
- mustard, blue
- mustard, tansy
- mustard, tumble
- mustard, wild
- nightshade, black
- nightshade, hairy
- nightshade, silverleaf
- nutsedge, purple
- nutsedge, yellow
- oak, pin
- oats
- wild oats
- orchardgrass
- pampasgrass
- panicum, browntop
- panicum, fall
- panicum, texas
- paragrass
- pennycress, field
- pepperweed, virginia
- amaranth, palmer
- pigweed
- pokeweed, common
- purslane
- pusley, florida
- quackgrass
- ragweed, common
- ragweed, giant
- reed, giant
- red rice
- rocket, london
- rocket, yellow
- cereal rye
- rye, volunteer
- ryegrass, perennial
- ryegrass
- sage, black
- sandbur, field
- sandbur, longspine
- sesbania, hemp
- shattercane
- shepherd's-purse
- sicklepod
- sida, prickly
- signalgrass, broadleaf
- smartweed, ladysthumb
- smartweed, pennsylvania
- smartweed, swamp
- grain sorghum
- sowthistle, annual
- sowthistle, perennial
- needles, spanish
- speedwell, corn
- speedwell, purslane
- sprangletop
- spurge, prostrate
- spurge, spotted
- spurry, umbrella
- starthistle, yellow
- stinkgrass
- sunflower
- sweetgum
- swinecress
- thistle, canada
- thistle, russian
- timothy
- torpedograss
- trumpetcreeper
- vaseygrass
- velvetgrass
- velvetleaf
- waterhemp, common
- wheat
- wheat, overwintered
- wheatgrass, western
- witchgrass
Partial control
partial10- bearmat
- buckwheat, california
- catsclaw
- hasardia
- mesquite
- phragmites
- sage, white
- sweet potato, wild
- thistle, artichoke
- waxmyrtle, southern
Suppression
suppression2- bentgrass
- redvine
Controls with a tank-mix partner
needs partner3- bursage, woolly-leaf
- mallow
- spurge, leafy
Roundup PowerMAX 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.
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 and the rotational crop.
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.
Roundup PowerMAX FAQ
What weeds does Roundup PowerMAX control?
The Roundup PowerMAX label names 195 weeds, including alfalfa, alligatorweed, purple ammannia, spurred anoda, jerusalem artichoke, and bahiagrass. Control varies by crop, rate, and timing.
What crops is Roundup PowerMAX labeled for?
Roundup PowerMAX is labeled for 45 crops and uses, including field corn, soybeans, wheat, cotton, and sunflower.
What is the active ingredient in Roundup PowerMAX? Is it a generic?
Roundup PowerMAX's active ingredient is glyphosate (MOA Group 9). Other products list the same active ingredient; rates, formulations, and labeled crops differ — verify each on its own label.
Sources
Last updated 2026-09-30.