Herbicide label
STRINGENT Herbicide Label
STRINGENT (EPA 83100-54-83979) is a Group 2 rimsulfuron and thifensulfuron herbicide labeled for 3 crops. The label lists 48 controlled weeds, plus partial-control, suppression, and partner-control categories.
STRINGENT label facts
- Product STRINGENT
- EPA Reg. No. 83100-54-83979
- Distributor Rotam North America, Inc.
- Active ingredient rimsulfuron and thifensulfuron
- MOA group 2
Crops on the STRINGENT label
STRINGENT is labeled for these 3 crops and uses, per the EPA label.
Weeds on the STRINGENT label
The STRINGENT label names 64 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 control48- alfalfa
- barley
- barnyardgrass, common
- bedstraw, catchweed
- bittercress
- bluegrass, annual
- buckwheat, common
- buttercup, smallflower
- chamomile, false
- chickweed, common
- chickweed, mouseear
- crabgrass, large
- cupgrass, woolly
- dandelion
- deadnettle, purple
- dock, curly
- filaree, redstem
- foxtail, bristly
- foxtail, carolina
- foxtail, giant
- foxtail, green
- foxtail, yellow
- carolina geranium
- groundsel, common
- poison hemlock
- henbit
- kochia
- lambsquarters, common
- horseweed
- mustard, birdsrape
- mustard, black
- mustard, wild
- panicum, fall
- parsnip, wild
- pigweed, prostrate
- pigweed, redroot
- pigweed, smooth
- purslane, common
- shattercane
- shepherd's-purse
- signalgrass, broadleaf
- smartweed, ladysthumb
- smartweed, pennsylvania
- sunflower
- velvetleaf
- wallflower, bushy
- volunteer wheat
- rocket, yellow
Suppression
suppression14- brome, downy
- thistle, canada
- cocklebur, common
- fescue, tall
- johnsongrass, seedling
- millet, wild-proso
- morningglory, ivyleaf
- nightshade, hairy
- quackgrass
- ragweed, common
- ryegrass, italian
- stinkgrass
- wild oats
- nutsedge, yellow
Controls with a tank-mix partner
needs partner3- eveningprimrose, cutleaf
- waterhemp, common
- ragweed, common
STRINGENT 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.
STRINGENT FAQ
What weeds does STRINGENT control?
The STRINGENT label names 64 weeds, including alfalfa, barley, common barnyardgrass, catchweed bedstraw, bittercress, and annual bluegrass. Control varies by crop, rate, and timing.
What crops is STRINGENT labeled for?
STRINGENT is labeled for 3 crops and uses, including field corn, fallow, and corn silage.
What is the active ingredient in STRINGENT? Is it a generic?
STRINGENT's active ingredient is rimsulfuron and thifensulfuron (MOA Group 2). 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.