From labels and weed guides
Group 6 herbicides for horseweed in barley
There are 6 Group 6 active-ingredient groups rated good or excellent for horseweed in barley, with products labeled for barley.
Group 6 mode of action (MOA) options
Group 6 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 barley. 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 3 weed guides, 6 active-ingredient groups are rated good or excellent for horseweed in barley.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| Carnivore EPA 1381-249; same active ingredients on 2 other branded products | bromoxynil, fluroxypyr 1-methylheptyl ester, and mcpa | 4, 6 | WinField Crop Protection 2026, small grains: G/E (PDF) |
| Wolverine EPA 264-1075; same active ingredients on 1 other branded product | bromoxynil, fenoxaprop-p-ethyl, and pyrasulfotole | 1, 6, 27 | ND Weed Guide 2026: G-E (PDF) |
| Huskie EPA 264-1023 | bromoxynil and pyrasulfotole | 6, 27 | Ms Weed Guide 2025, ms small grain: E (PDF); ND Weed Guide 2026: G-E (PDF) |
| Huskie FX EPA 264-1208 | bromoxynil, fluroxypyr 1-methylheptyl ester, and pyrasulfotole | 4, 6, 27 | ND Weed Guide 2026: G-E (PDF) |
| Starane NXT EPA 62719-557 | bromoxynil and fluroxypyr 1-methylheptyl ester | 4, 6 | ND Weed Guide 2026: G-E (PDF) |
| Talinor EPA 100-1570 | bicyclopyrone and bromoxynil | 6, 27 | 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.
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Sources
Data from current labels and weed guides. Last source update: 2026-07-14.