From labels and weed guides
Group 2 herbicides for common barnyardgrass in soybeans
There are 6 Group 2 active-ingredient groups rated good or excellent for common barnyardgrass in soybeans, with products labeled for soybeans.
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 soybeans. 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 4 weed guides, 6 active-ingredient groups are rated good or excellent for common barnyardgrass in soybeans.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| Abigor EPA 34704-1174; same active ingredients on 8 other branded products | imazamox | 2 | ND Weed Guide 2026: E (PDF); Sd Soybean Weed Guide 2026, sd soybean: G (PDF); WinField Crop Protection 2026, soybean post: G (PDF) |
| Basis Blend EPA 352-854; same active ingredients on 5 other branded products | rimsulfuron and thifensulfuron | 2 | ND Weed Guide 2026: G-E (PDF) |
| Grapple EPA 71368-121; same active ingredients on 5 other branded products | rimsulfuron | 2 | ND Weed Guide 2026: G (PDF); ND Weed Guide 2026: G-E (PDF) |
| Bastante Max EPA 2749-613; same active ingredients on 2 other branded products | bentazon and imazamox | 2, 6 | ND Weed Guide 2026: E (PDF) |
| Fierce XLT EPA 59639-194 | chlorimuron, flumioxazin, and pyroxasulfone | 2, 14, 15 | Ms Weed Guide 2025, ms soybean pre: E (PDF); WinField Crop Protection 2026, soybean pp pre: E (PDF) |
| Tendovo EPA 100-1684 | cloransulam-methyl, metolachlor, and metribuzin | 2, 5, 15 | Ms Weed Guide 2025, ms soybean pre: E (PDF); WinField Crop Protection 2026, soybean pp pre: G/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
- Ms Weed Guide 2025 (PDF)
- ND Weed Guide 2026 (PDF)
- Sd Soybean Weed Guide 2026 (PDF)
- WinField Crop Protection 2026 (PDF)
Data from current labels and weed guides. Last source update: 2026-07-14.