From labels and weed guides
Group 14 herbicides for russian thistle in soybeans
There are 15 Group 14 active-ingredient groups rated good or excellent for russian thistle in soybeans, with products labeled for soybeans.
Group 14 mode of action (MOA) options
Group 14 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 2 weed guides, 15 active-ingredient groups are rated good or excellent for russian thistle in soybeans, showing the top 12 below.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| BLASTWAVE 240 EC EPA 103087-15; same active ingredients on 12 other branded products | oxyfluorfen | 14 | ND Weed Guide 2026: G-E (PDF) |
| Authority Elite EPA 279-3442; same active ingredients on 9 other branded products | metolachlor and sulfentrazone | 14, 15 | ND Weed Guide 2026: G-E (PDF); WinField Crop Protection 2026, soybean pp pre: G (PDF) |
| Antares Prime EPA 82534-10-5905; same active ingredients on 8 other branded products | cloransulam-methyl and sulfentrazone | 2, 14 | ND Weed Guide 2026: G-E (PDF); WinField Crop Protection 2026, soybean pp pre: E (PDF) |
| Prefix EPA 100-1268; same active ingredients on 7 other branded products | fomesafen and metolachlor | 14, 15 | WinField Crop Protection 2026, soybean pp pre: G/E (PDF) |
| Aquesta MTZ EPA 91234-49; same active ingredients on 5 other branded products | metribuzin and sulfentrazone | 5, 14 | WinField Crop Protection 2026, soybean pp pre: E (PDF) |
| Authority Assist EPA 279-3330; same active ingredients on 5 other branded products | imazethapyr and sulfentrazone | 2, 14 | ND Weed Guide 2026: G-E (PDF); WinField Crop Protection 2026, soybean pp pre: G/E (PDF) |
| ANNIHILATE EPA 279-3601-55467; same active ingredients on 3 other branded products | pyroxasulfone and sulfentrazone | 14, 15 | WinField Crop Protection 2026, soybean pp pre: E (PDF) |
| Flu-Rimuron EPA 85678-48; same active ingredients on 2 other branded products | chlorimuron and flumioxazin | 2, 14 | WinField Crop Protection 2026, soybean pp pre: E (PDF) |
| Dimetric Charged EPA 71368-125-1381; same active ingredients on 1 other branded product | flumioxazin and metribuzin | 5, 14 | WinField Crop Protection 2026, soybean pp pre: G (PDF) |
| Enlite EPA 352-757; same active ingredients on 1 other branded product | chlorimuron, flumioxazin, and thifensulfuron | 2, 14 | WinField Crop Protection 2026, soybean pp pre: G (PDF) |
| Fierce EPA 59639-193; same active ingredients on 1 other branded product | flumioxazin and pyroxasulfone | 14, 15 | ND Weed Guide 2026: G-E (PDF); WinField Crop Protection 2026, soybean pp pre: E (PDF) |
| Maxunitech Carfentrazone + Sulfentrazone SE EPA 95009-3; same active ingredients on 1 other branded product | carfentrazone-ethyl and sulfentrazone | 14 | ND Weed Guide 2026: 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
Data from current labels and weed guides. Last source update: 2026-07-14.