From labels and weed guides
Best herbicides for buttercup in barley
For buttercup in barley, the weed guides list 8 active-ingredient groups rated good or excellent, after checking that the products are labeled for barley.
Buttercup control in barley
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 1 weed guide, 8 active-ingredient groups are rated good or excellent for buttercup in barley.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| ABUNDIT Edge EPA 352-922; same active ingredients on 80 other branded products | glyphosate | 9 | Ms Weed Guide 2025, ms burndown: E (PDF) |
| 2,4-D Amine 4 EPA 1381-103; same active ingredients on 76 other branded products | 2,4-d | 4 | Ms Weed Guide 2025, ms small grain: E (PDF) |
| Alligare Dicamba 4 EPA 81927-55; same active ingredients on 35 other branded products | dicamba | 4 | Ms Weed Guide 2025, ms small grain: E (PDF); Ms Weed Guide 2025, ms burndown: G (PDF) |
| BL2 EPA 279-9624; same active ingredients on 29 other branded products | metribuzin | 5 | Ms Weed Guide 2025, ms small grain: G (PDF) |
| Base Camp MCP Ester EPA 2935-554; same active ingredients on 15 other branded products | mcpa | 4 | Ms Weed Guide 2025, ms small grain: E (PDF) |
| Bonedry EPA 82557-1; same active ingredients on 12 other branded products | paraquat | 22 | Ms Weed Guide 2025, ms burndown: G (PDF) |
| Peak EPA 100-763; same active ingredients on 1 other branded product | prosulfuron | 2 | Ms Weed Guide 2025, ms small grain: G (PDF) |
| Quelex EPA 62719-661 | florasulam and halauxifen-methyl | 2, 4 | Ms Weed Guide 2025, ms small grain: 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.