From labels and weed guides
Best herbicides for devilsclaw in field corn
For devilsclaw in field corn, the weed guides list 8 active-ingredient groups with every rating at least 80% control, after checking that the products are labeled for field corn.
Devilsclaw control in field corn
Every listed product is labeled for field corn. 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, 8 active-ingredient groups are rated at least 80% control for devilsclaw in field corn.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| Orador EPA 91234-324; same active ingredients on 3 other branded products | acetochlor, clopyralid, and mesotrione | 4, 15, 27 | Ks Weed Guide 2026, ks corn pre grid20: G → 80–90% control (FieldMarshal policy interval) (PDF) |
| Double Header EPA 34704-1099; same active ingredients on 2 other branded products | acetochlor and mesotrione | 15, 27 | Ks Weed Guide 2026, ks corn pre grid20: G-E → 80–100% control (FieldMarshal policy interval) (PDF) |
| Acuron EPA 100-1466 | atrazine, bicyclopyrone, mesotrione, and metolachlor | 5, 15, 27 | Ks Weed Guide 2026, ks corn pre grid20: E → 90–100% control (FieldMarshal policy interval) (PDF) |
| Acuron Flexi EPA 100-1568 | bicyclopyrone, mesotrione, and metolachlor | 15, 27 | Ks Weed Guide 2026, ks corn pre grid20: G-E → 80–100% control (FieldMarshal policy interval) (PDF) |
| Callisto Xtra EPA 100-1359 | atrazine and mesotrione | 5, 27 | Ks Weed Guide 2026, ks corn post: G → 80–90% control (FieldMarshal policy interval) (PDF) |
| Halex GT EPA 100-1282 | glyphosate, mesotrione, and metolachlor | 9, 15, 27 | Ks Weed Guide 2026, ks corn post: G → 80–90% control (FieldMarshal policy interval) (PDF) |
| Kochiavore EPA 1381-258 | 2,4-d, bromoxynil, and fluroxypyr 1-methylheptyl ester | 4, 6 | Ks Weed Guide 2026, ks corn post: E → 90–100% control (FieldMarshal policy interval) (PDF) |
| Storen EPA 100-1735 | bicyclopyrone, mesotrione, metolachlor, and pyroxasulfone | 15, 27 | Ks Weed Guide 2026, ks corn pre grid20: E → 90–100% 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.