From labels and weed guides
Best herbicides for sandbur in potato
For sandbur in potato, the weed guides list 5 active-ingredient groups with every rating at least 80% control, after checking that the products are labeled for potato.
Sandbur 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, 5 active-ingredient groups are rated at least 80% control for sandbur in potato.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| 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) |
| 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) |
| Poast EPA 7969-58 | sethoxydim | 1 | WinField Crop Protection 2026, potato: E → 91–100% control (PDF) |
| Sonalan HFP EPA 10163-356 | ethalfluralin | 3 | Mi Weed Guide 2026 Potato, mi potato ppi: G → 80–90% control (FieldMarshal policy interval) (PDF) |
| Zidua SC EPA 7969-374 | pyroxasulfone | 15 | Mi Weed Guide 2026 Potato, mi potato pre: G → 80–90% 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.