From labels and weed guides
Best herbicides for wild buckwheat in oats
For wild buckwheat in oats, the weed guides list 11 active-ingredient groups with every rating at least 80% control, after checking that the products are labeled for oats.
Wild Buckwheat control in oats
Every listed product is labeled for oats. Ratings are shown when each weed guide that rates this weed has a lower interval bound of at least 80% control for the active-ingredient group. If a guide gives a range, its lower bound must be at least 80%.
Based on 2 weed guides, 11 active-ingredient groups are rated at least 80% control for wild buckwheat in oats.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| Alligare Dicamba 4 EPA 81927-55; same active ingredients on 34 other branded products | dicamba | 4 | ND Weed Guide 2026: E → 90–99% control (PDF) |
| Affinity BroadSpec EPA 279-9601; same active ingredients on 20 other branded products | thifensulfuron and tribenuron-methyl | 2 | WinField Crop Protection 2026, small grains: E → 91–100% control (PDF) |
| COLT AS EPA 34704-1019; same active ingredients on 5 other branded products | clopyralid and fluroxypyr 1-methylheptyl ester | 4 | ND Weed Guide 2026: E → 90–99% control (PDF) |
| Harmony GT XP EPA 279-9577; same active ingredients on 3 other branded products | thifensulfuron | 2 | ND Weed Guide 2026: G-E → 80–99% control (PDF) |
| 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: E → 91–100% control (PDF) |
| Curtail M EPA 62719-86 | clopyralid and mcpa | 4 | ND Weed Guide 2026: G → 80–90% control (PDF); WinField Crop Protection 2026, small grains: G → 81–90% control (PDF) |
| Orion EPA 100-1307 | florasulam and mcpa | 2, 4 | ND Weed Guide 2026: G → 80–90% control (PDF) |
| Sharpen EPA 7969-278 | saflufenacil | 14 | ND Weed Guide 2026: G-E → 80–99% control (PDF); WinField Crop Protection 2026, small grains: G → 81–90% control (PDF) |
| Starane Flex EPA 62719-604 | florasulam and fluroxypyr 1-methylheptyl ester | 2, 4 | ND Weed Guide 2026: G → 80–90% control (PDF) |
| Starane NXT EPA 62719-557 | bromoxynil and fluroxypyr 1-methylheptyl ester | 4, 6 | ND Weed Guide 2026: E → 90–99% control (PDF) |
| Supremacy EPA 66330-406 | fluroxypyr 1-methylheptyl ester, thifensulfuron, and tribenuron-methyl | 2, 4 | ND Weed Guide 2026: E → 90–99% control (PDF) |
Rating bands: E 90-100%, G 80-89%, F 70-79%, P under 70%, N none. Policy intervals are marked in the source ratings. 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. Read the rating method.
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Sources
Data from current labels and weed guides. Last source update: 2026-09-30.