From labels and weed guides
Best herbicides for field pennycress in soybeans
For field pennycress in soybeans, the weed guides list 31 active-ingredient groups with every rating at least 80% control, after checking that the products are labeled for soybeans.
Field Pennycress control in soybeans
Every listed product is labeled for soybeans. 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, 31 active-ingredient groups are rated at least 80% control for field pennycress in soybeans, showing the top 12 below.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| 78623 58% Technical Solution EPA 524-532; same active ingredients on 83 other branded products | glyphosate | 9 | Mi Weed Guide 2026 Soybeans, mi soybean burndown: E → 90–100% control (FieldMarshal policy interval) (PDF) |
| 2,4-D Amine 4 EPA 1381-103; same active ingredients on 76 other branded products | 2,4-d | 4 | Mi Weed Guide 2026 Soybeans, mi soybean burndown p2 enlist: E → 90–100% control (FieldMarshal policy interval) (PDF) |
| Actylis Metribuzin EPA 2749-660; same active ingredients on 32 other branded products | metribuzin | 5 | Mi Weed Guide 2026 Soybeans, mi soybean burndown: G → 80–90% control (FieldMarshal policy interval) (PDF) |
| Actylis Glufosinate 280SL EPA 2749-637; same active ingredients on 31 other branded products | glufosinate | 10 | Mi Weed Guide 2026 Soybeans, mi soybean burndown: G → 80–90% control (FieldMarshal policy interval) (PDF); WinField Crop Protection 2026, soybean burndown: E → 91–100% control (PDF) |
| Bonedry EPA 82557-1; same active ingredients on 13 other branded products | paraquat | 22 | Mi Weed Guide 2026 Soybeans, mi soybean burndown: G → 80–90% control (FieldMarshal policy interval) (PDF); Mi Weed Guide 2026 Soybeans, mi soybean burndown: E → 90–100% control (FieldMarshal policy interval) (PDF); WinField Crop Protection 2026, soybean burndown: E → 91–100% control (PDF) |
| FIRSTSHOT SG EPA 279-9609; same active ingredients on 11 other branded products | thifensulfuron and tribenuron-methyl | 2 | Mi Weed Guide 2026 Soybeans, mi soybean burndown: G → 80–90% control (FieldMarshal policy interval) (PDF); WinField Crop Protection 2026, soybean burndown: E → 91–100% control (PDF) |
| Axill Solutions Imazethapyr 2SL EPA 93809-3; same active ingredients on 10 other branded products | imazethapyr | 2 | WinField Crop Protection 2026, soybean burndown: G → 81–90% control (PDF) |
| Ankur EPA 83529-98; same active ingredients on 7 other branded products | cloransulam-methyl | 2 | Mi Weed Guide 2026 Soybeans, mi soybean burndown: G → 80–90% control (FieldMarshal policy interval) (PDF) |
| Aquesta MTZ EPA 91234-49; same active ingredients on 5 other branded products | metribuzin and sulfentrazone | 5, 14 | Mi Weed Guide 2026 Soybeans, mi soybean burndown: G → 80–90% control (FieldMarshal policy interval) (PDF) |
| Authority Assist EPA 279-3330; same active ingredients on 5 other branded products | imazethapyr and sulfentrazone | 2, 14 | Mi Weed Guide 2026 Soybeans, mi soybean burndown: G → 80–90% control (FieldMarshal policy interval) (PDF) |
| Authority Maxx EPA 279-9560; same active ingredients on 5 other branded products | chlorimuron and sulfentrazone | 2, 14 | Mi Weed Guide 2026 Soybeans, mi soybean burndown: G → 80–90% control (FieldMarshal policy interval) (PDF) |
| Agent GT EPA 33270-30; same active ingredients on 3 other branded products | fomesafen and glyphosate | 9, 14 | Mi Weed Guide 2026 Soybeans, mi soybean burndown: 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.