From labels and weed guides
Best herbicides for giant foxtail in potato
For giant foxtail in potato, the weed guides list 13 active-ingredient groups with every rating at least 80% control, after checking that the products are labeled for potato.
Giant Foxtail control in potato
Every listed product is labeled for potato. Ratings are shown when each weed guide that rates this weed has a lower interval bound of at least 80% control for the active-ingredient group. If a guide gives a range, its lower bound must be at least 80%.
Based on 2 weed guides, 13 active-ingredient groups are rated at least 80% control for giant foxtail in potato, showing the top 12 below.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| Brawl EPA 100-816-55467; same active ingredients on 40 other branded products | metolachlor | 15 | WinField Crop Protection 2026, potato: E → 91–100% control (PDF); WinField Crop Protection 2026, potato: G → 81–90% control (PDF) |
| Arrow 2EC EPA 66222-60; same active ingredients on 36 other branded products | clethodim | 1 | Mi Weed Guide 2026 Potato, mi potato post: E → 90–100% control (FieldMarshal policy interval) (PDF); WinField Crop Protection 2026, potato: E → 91–100% control (PDF) |
| Acumen EPA 241-337-55467; same active ingredients on 17 other branded products | pendimethalin | 3 | WinField Crop Protection 2026, vegetables: G → 81–90% control (PDF); WinField Crop Protection 2026, potato: E → 91–100% control (PDF) |
| Aceto Trifluralin 4EC EPA 2749-561; same active ingredients on 13 other branded products | trifluralin | 3 | WinField Crop Protection 2026, potato: E → 91–100% control (PDF) |
| Boundary 6.5EC EPA 100-1162; same active ingredients on 13 other branded products | metolachlor and metribuzin | 5, 15 | Mi Weed Guide 2026 Potato, mi potato pre: E → 90–100% control (FieldMarshal policy interval) (PDF); WinField Crop Protection 2026, potato: E → 91–100% control (PDF) |
| Grapple EPA 71368-121; same active ingredients on 8 other branded products | rimsulfuron | 2 | WinField Crop Protection 2026, potato: E → 91–100% control (PDF) |
| Epitome EPA 2749-636; same active ingredients on 3 other branded products | eptc | 15 | Mi Weed Guide 2026 Potato, mi potato ppi: E → 90–100% control (FieldMarshal policy interval) (PDF); WinField Crop Protection 2026, potato: G → 81–90% control (PDF) |
| Outlook EPA 7969-156; same active ingredients on 1 other branded product | dimethenamid-p | 15 | Mi Weed Guide 2026 Potato, mi potato pre: E → 90–100% control (FieldMarshal policy interval) (PDF); WinField Crop Protection 2026, potato: E → 91–100% control (PDF) |
| Anthem Flex EPA 279-3464 | carfentrazone-ethyl and pyroxasulfone | 14, 15 | WinField Crop Protection 2026, potato: E → 91–100% control (PDF) |
| Poast EPA 7969-58 | sethoxydim | 1 | WinField Crop Protection 2026, potato: E → 91–100% control (PDF) |
| Sequence EPA 100-1185 | glyphosate and metolachlor | 9, 15 | Mi Weed Guide 2026 Potato, mi potato pre: E → 90–100% control (FieldMarshal policy interval) (PDF) |
| Sonalan HFP EPA 10163-356 | ethalfluralin | 3 | Mi Weed Guide 2026 Potato, mi potato ppi: E → 90–100% control (FieldMarshal policy interval) (PDF) |
Rating bands: E 90-100%, G 80-89%, F 70-79%, P under 70%, N none. Policy intervals are marked in the source ratings. A range such as G-E means the guide gives a range; 'a' after a rating (e.g., Ga) means the guide assumes its recommended additive. Read the rating method.
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Sources
Data from current labels and weed guides. Last source update: 2026-09-30.