From labels and weed guides
Best herbicides for wntr. annual mustard in potato
For wntr. annual mustard in potato, the weed guides list 4 active-ingredient groups rated good or excellent, after checking that the products are labeled for potato.
Wntr. Annual Mustard 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, 4 active-ingredient groups are rated good or excellent for wntr. annual mustard in potato.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| Boundary 6.5EC EPA 100-1162; same active ingredients on 13 other branded products | metolachlor and metribuzin | 5, 15 | ND Weed Guide 2026: G-E (PDF) |
| Agent 1.88 EPA 33270-31; same active ingredients on 12 other branded products | fomesafen | 14 | ND Weed Guide 2026: E (PDF) |
| Grapple EPA 71368-121; same active ingredients on 8 other branded products | rimsulfuron | 2 | ND Weed Guide 2026: E (PDF) |
| Profine 75 EPA 2749-528 | halosulfuron-methyl | 2 | ND Weed Guide 2026: 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.
Build the full program
Check crop, timing, state, resistance, and rotation in one plan before you make a recommendation.
Sources
Data from current labels and weed guides. Last source update: 2026-07-14.