Herbicide label
Azion XP
Azion XP (EPA 91234-342) is a Group 2 metsulfuron-methyl herbicide labeled for 7 crops. The label lists 37 controlled weeds, plus partial-control, suppression, and partner-control categories.
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“Azion XP is absorbed through the foliage of broadleaf weeds, rapidly inhibiting their growth.”
Azion XP label facts
- Product Azion XP
- EPA Reg. No. 91234-342
- Registrant Atticus, LLC
- Active ingredient metsulfuron-methyl
- MOA group 2
Crops on the Azion XP label
Azion XP is labeled for these 7 crops and uses, per the EPA label.
Need the rate or timing for one of these? Filter every label by your crop, free.
Weeds on the Azion XP label
The Azion XP label names 47 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 control37- buttercup, bur
- catchfly, conical
- chamomile, false
- mayweed, chamomile
- chickweed, common
- coreopsis, plains
- cowcockle
- falseflax, smallseed
- fiddleneck
- filaree, broadleaf
- flixweed
- groundsel, common
- henbit
- kochia
- lambsquarters, common
- lambsquarters, slimleaf
- miner's lettuce
- prickly lettuce
- mustard, blue
- mustard, jim hill
- mustard, treacle
- mustard, tumble
- mustard, wild
- pennycress, field
- pigweed, redroot
- pigweed, smooth
- pigweed, tumble
- purslane, common
- shepherd's-purse
- smartweed, green
- smartweed, ladysthumb
- smartweed, pale
- speedwell, snow
- sunflower, volunteer
- tansymustard
- thistle, russian
- waterpod
Suppression
suppression6- buckwheat, wild
- gromwell, corn
- knotweed, prostrate
- sowthistle, annual
- sunflower, annual
- thistle, canada
Controls with a tank-mix partner
needs partner4- cocklebur, common
- horseweed
- puncturevine
- velvetleaf
Want the control level for your crop, or to filter 1,700+ labels by any of these weeds? Use the free label filter.
Azion XP 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, the rotational crop, and your state, region, and rainfall — some intervals differ in CO, KS, NE, NM, OK, and TX.
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.
Azion XP FAQ
What weeds does Azion XP control?
The Azion XP label names 47 weeds, including bur buttercup, conical catchfly, false chamomile, chamomile mayweed, common chickweed, and plains coreopsis. Control varies by crop, rate, and timing.
What crops is Azion XP labeled for?
Azion XP is labeled for 7 crops and uses, including wheat, barley, sorghum, triticale, and fallow.
What is the active ingredient in Azion XP? Is it a generic?
Azion XP's active ingredient is metsulfuron-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 Azion XP?
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.
Build a program →Can I tank-mix Azion XP?
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.
Build a program →Plan in minutes, not hours.
Start with Azion XP and let FieldMarshal build a defensible herbicide program for your field, every product, rate, and plant-back cross-referenced and checked against the label.
Free account and label filter. Building a program is paid, metered by use, so you pay only for what you build.
Sources
Last updated 2026-07-14.