From labels and weed guides
Best herbicides for sandbur in potato
For sandbur in potato, the weed guides list 3 active-ingredient groups rated good or excellent, 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 stays at good or excellent for the active-ingredient group. If a guide gives a range, the weaker end of the range has to be good or excellent.
Based on 1 weed guide, 3 active-ingredient groups are rated good or excellent for sandbur in potato.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| Arrow 2EC EPA 66222-60; same active ingredients on 37 other branded products | clethodim | 1 | WinField Crop Protection 2026, potato: E (PDF) |
| Aceto Trifluralin 4EC EPA 2749-561; same active ingredients on 13 other branded products | trifluralin | 3 | WinField Crop Protection 2026, potato: E (PDF) |
| Poast EPA 7969-58 | sethoxydim | 1 | WinField Crop Protection 2026, potato: E (PDF) |
Rating legend: E=excellent, G=good, F=fair, P=poor, N=no control. 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.
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Sources
Data from current labels and weed guides. Last source update: 2026-07-14.