From labels and weed guides

Group 2 herbicides for wntr. annual mustard in potato

There are 2 Group 2 active-ingredient groups rated good or excellent for wntr. annual mustard in potato, with products labeled for potato.

Group 2 mode of action (MOA) options

Group 2 is a herbicide mode of action (MOA) group. Treat it as one resistance-management check, not as the whole program.

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, 2 active-ingredient groups are rated good or excellent for wntr. annual mustard in potato.

Example productActive ingredientsMOA groupRatings checked
Grapple
EPA 71368-121; same active ingredients on 8 other branded products
rimsulfuron2ND Weed Guide 2026: E (PDF)
Profine 75
EPA 2749-528
halosulfuron-methyl2ND 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.