Herbicide label
Stadia
Stadia (EPA 91234-31) is a Group 2 halosulfuron-methyl herbicide labeled for 12 crops. The label lists 61 controlled weeds, plus partial-control, suppression, and partner-control categories.
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Stadia label facts
- Product Stadia
- EPA Reg. No. 91234-31
- Registrant Atticus, LLC
- Active ingredient halosulfuron-methyl
- MOA group 2
Crops on the Stadia label
Stadia is labeled for these 12 crops and uses, per the EPA label.
- field corn
- soybean
- cotton
- sorghum
- rice
- alfalfa
- dry edible bean
- fallow
- popcorn
- seed corn
- sugarcane
- sweet corn
Need the rate or timing for one of these? Filter every label by your crop, free.
Weeds on the Stadia label
The Stadia label names 68 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 control61- amaranth, spiny
- arrowhead, california
- barnyardgrass, common
- bindweed, hedge
- bulrush, ricefield
- burcucumber
- cocklebur, common
- crownbeard, golden
- cupgrass, woolly
- dayflower
- eclipta
- flatsedge, rice
- fleabane, philadelphia
- foxtail, bristly
- foxtail, giant
- foxtail, green
- foxtail, yellow
- galinsoga
- goosefoot
- groundsel, common
- horsenettle
- horseweed
- jimsonweed
- johnsongrass
- jointvetch
- kochia
- ladysthumb
- lambsquarter, common
- mallow, venice
- milkweed, honeyvine
- millet, wild-proso
- mustard, wild
- nightshade, black
- nutsedge, purple
- nutsedge, yellow
- oats
- panicum, fall
- panicum, texas
- passionflower, maypop
- pigweed, redroot
- pigweed, smooth
- pokeweed, common
- quackgrass
- radish, wild
- ragweed, common
- ragweed, giant
- ammannia, purple
- ryegrass, italian
- sandbur
- sesbania, hemp
- shattercane
- shepardspurse
- sida, prickly
- signalgrass, broadleaf
- sorghum almum
- spurry, corn
- smartweed, pennsylvania
- sunflower, annual
- thistle, canada
- umbrellaplant, smallflower
- velvetleaf
Suppression
suppression17- burcucumber
- dayflower
- dogbane, hemp
- eclipta
- flatsedge, rice
- horsetail
- kochia
- lambsquarter, common
- milkweed, common
- milkweed, honeyvine
- morningglory
- morningglory, ivyleaf
- morningglory, tall
- nutsedge, purple
- nutsedge, yellow
- purslane
- shepardspurse
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Stadia 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 cites the exact per-acre rate for your crop to 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, 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 cites the exact plant-back for your rotational crop to the label line.
Stadia FAQ
What weeds does Stadia control?
The Stadia label names 68 weeds, including spiny amaranth, california arrowhead, common barnyardgrass, hedge bindweed, ricefield bulrush, and burcucumber. Control varies by crop, rate, and timing.
What crops is Stadia labeled for?
Stadia is labeled for 12 crops and uses, including field corn, soybeans, cotton, sorghum, and rice.
What is the active ingredient in Stadia? Is it a generic?
Stadia's active ingredient is halosulfuron-methyl (MOA Group 2). 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 Stadia?
It depends on your rotational crop, application rate, and region, so the label gives a table, not one number. Build a program and FieldMarshal cites the exact interval for your rotation to the label line, so you can verify it.
Build a program →Can I tank-mix Stadia?
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 cites the condition on each, so you can verify it.
Build a program →Plan in minutes, not evenings.
Start with Stadia and let FieldMarshal build a defensible herbicide program for your field, every product, rate, and plant-back cross-referenced and cited.
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Sources
Last updated 2026-07-11.