Herbicide label
Zurax L
Zurax L (EPA 66222-283) is a Group 4 quinclorac herbicide labeled for 4 crops. The label lists 16 controlled weeds, plus partial-control, suppression, and partner-control categories.
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“Zurax L is an auxin agonist classified as a quinoline carboxylic acid, is a systemic herbicide with plant uptake through both foliage and roots.”
Zurax L label facts
- Product Zurax L
- EPA Reg. No. 66222-283
- Registrant Makhteshim Agan of North America, Inc. d/b/a ADAMA
- Active ingredient quinclorac
- MOA group 4
Crops on the Zurax L label
Zurax L is labeled for these 4 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 Zurax L label
The Zurax L label names 36 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 control16- barnyardgrass, common
- bedstraw, catchweed
- clover species
- crabgrass, large
- eclipta
- volunteer flax
- foxtail, giant
- foxtail, green
- foxtail, yellow
- jointvetch, indian
- jointvetch, northern
- junglerice
- prickly lettuce
- morningglory
- sesbania, hemp
- signalgrass, broadleaf
Partial control
partial1- alligatorweed
Suppression
suppression14- alligatorweed
- bindweed, field
- bindweed, hedge
- dandelion
- kochia
- lambsquarters, common
- ragweed, common
- ragweed, giant
- sowthistle, perennial
- spurge, leafy
- sunflower, wild
- thistle, canada
- thistle, russian
- velvetleaf
Controls with a tank-mix partner
needs partner8- cocklebur, common
- dayflower
- sesbania, hemp
- red rice
- rice, feral
- sprangletop
- nutsedge, yellow
- morningglory
Want the control level for your crop, or to filter 1,700+ labels by any of these weeds? Use the free label filter.
Zurax L 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 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 AL, AR, CO, DE, ID, IL, KS, KY, LA, MD, MN, MO, MS, MT, ND, NE, NM, NV, OK, OR, PA, SD, TN, TX, UT, VA, WA, 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.
Zurax L FAQ
What weeds does Zurax L control?
The Zurax L label names 36 weeds, including common barnyardgrass, catchweed bedstraw, clover species, large crabgrass, eclipta, and volunteer flax. Control varies by crop, rate, and timing.
What crops is Zurax L labeled for?
Zurax L is labeled for 4 crops and uses, including wheat, sorghum, rice, and durum wheat.
What is the active ingredient in Zurax L? Is it a generic?
Zurax L's active ingredient is quinclorac (MOA Group 4). 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 Zurax L?
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 Zurax L?
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 Zurax L and let FieldMarshal build a defensible herbicide program for your field, every product, rate, and plant-back cross-referenced and checked against the label.
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Sources
Last updated 2026-07-14.