From labels and weed guides
Group 15 herbicides for morningglory in field corn
There are 9 Group 15 active-ingredient groups rated good or excellent for morningglory in field corn, with products labeled for field corn.
Group 15 mode of action (MOA) options
Group 15 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 field corn. 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, 9 active-ingredient groups are rated good or excellent for morningglory in field corn.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| Comply EPA 100-1414-55467; same active ingredients on 13 other branded products | atrazine, mesotrione, and metolachlor | 5, 15, 27 | Ms Weed Guide 2025, ms corn pre: E (PDF); Ms Weed Guide 2025, ms corn post: E (PDF) |
| Orador EPA 91234-324; same active ingredients on 3 other branded products | acetochlor, clopyralid, and mesotrione | 4, 15, 27 | Ms Weed Guide 2025, ms corn pre: E (PDF); Ms Weed Guide 2025, ms corn post: E (PDF) |
| Double Header EPA 34704-1099; same active ingredients on 2 other branded products | acetochlor and mesotrione | 15, 27 | Ms Weed Guide 2025, ms corn post: E (PDF) |
| Zidua EPA 7969-338; same active ingredients on 1 other branded product | pyroxasulfone | 15 | Ms Weed Guide 2025, ms corn pre: G (PDF) |
| Acuron EPA 100-1466 | atrazine, bicyclopyrone, mesotrione, and metolachlor | 5, 15, 27 | Ms Weed Guide 2025, ms corn pre: E (PDF); Ms Weed Guide 2025, ms corn post: E (PDF) |
| Halex GT EPA 100-1282 | glyphosate, mesotrione, and metolachlor | 9, 15, 27 | Ms Weed Guide 2025, ms corn post: E (PDF) |
| Impact CORE EPA 5481-648 | acetochlor and topramezone | 15, 27 | Ms Weed Guide 2025, ms corn post: G (PDF) |
| Surtain EPA 7969-501 | pyroxasulfone and saflufenacil | 14, 15 | Ms Weed Guide 2025, ms corn pre: G (PDF) |
| Trivolt EPA 264-1211 | flufenacet, isoxaflutole, and thiencarbazone-methyl | 2, 15, 27 | Ms Weed Guide 2025, ms corn pre: G (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.