Herbicide label
Artillery WSP CA
Artillery WSP CA (EPA 91234-105) is a Group 2 bispyribac herbicide labeled for 1 crops. The label lists 8 controlled weeds, plus partial-control, suppression, and partner-control categories.
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Artillery WSP CA label facts
- Product Artillery WSP CA
- EPA Reg. No. 91234-105
- Registrant Atticus, LLC
- Active ingredient bispyribac
- MOA group 2
Crops on the Artillery WSP CA label
Artillery WSP CA is labeled for these 1 crops and uses, per the EPA label.
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Weeds on the Artillery WSP CA label
The Artillery WSP CA label names 11 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 control8- arrowhead, California
- arrowhead, Gregg's
- barnyardgrass, common
- ducksalad
- monochoria
- watergrass
- waterhyssop
- waterplantain
Suppression
suppression3- bulrush, ricefield
- ammannia, purple
- umbrellaplant, smallflower
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Artillery WSP CA 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.
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Artillery WSP CA FAQ
What weeds does Artillery WSP CA control?
The Artillery WSP CA label names 11 weeds, including california arrowhead, gregg's arrowhead, common barnyardgrass, ducksalad, monochoria, and watergrass. Control varies by crop, rate, and timing.
What crops is Artillery WSP CA labeled for?
Artillery WSP CA is labeled for 1 crops and uses, including rice.
What is the active ingredient in Artillery WSP CA? Is it a generic?
Artillery WSP CA's active ingredient is bispyribac (MOA Group 2). Other products list the same active ingredient; rates, formulations, and labeled crops differ — verify each on its own label.
Can I tank-mix Artillery WSP CA?
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.
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Sources
Last updated 2026-07-14.