From labels and weed guides
Best herbicides for plains coreopsis in triticale
For plains coreopsis in triticale, the weed guides list 3 active-ingredient groups with every rating at least 80% control, after checking that the products are labeled for triticale.
Plains Coreopsis control in triticale
Every listed product is labeled for triticale. 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 1 weed guide, 3 active-ingredient groups are rated at least 80% control for plains coreopsis in triticale.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| 2,4-D Amine 4 EPA 42750-19; same active ingredients on 19 other branded products | 2,4-d | 4 | Ms Weed Guide 2025, ms small grain: 8 → 80–90% control (FieldMarshal policy interval) (PDF) |
| DuPont GR1 EPA 352-884; same active ingredients on 6 other branded products | pyroxsulam | 2 | Ms Weed Guide 2025, ms small grain: 8 → 80–90% control (FieldMarshal policy interval) (PDF) |
| MCP Amine 4 EPA 34704-130; same active ingredients on 3 other branded products | mcpa | 4 | Ms Weed Guide 2025, ms small grain: 8 → 80–90% control (FieldMarshal policy interval) (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.