From labels and weed guides
Best herbicides for black nightshade in soybeans
For black nightshade in soybeans, the weed guides list 40 active-ingredient groups with every rating at least 80% control, after checking that the products are labeled for soybeans.
Black Nightshade 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 4 weed guides, 40 active-ingredient groups are rated at least 80% control for black nightshade 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 | Sd Soybean Weed Guide 2026, sd soybean: 7 → 80–90% control (PDF); WinField Crop Protection 2026, soybean post: G → 81–90% control (PDF) |
| Brawl EPA 100-816-55467; same active ingredients on 40 other branded products | metolachlor | 15 | WinField Crop Protection 2026, soybean pp pre: G → 81–90% control (PDF) |
| Actylis Glufosinate 280SL EPA 2749-637; same active ingredients on 31 other branded products | glufosinate | 10 | Sd Soybean Weed Guide 2026, sd soybean: 8 → 80–90% control (PDF); WinField Crop Protection 2026, soybean post: E → 91–100% control (PDF) |
| Axill Solutions Flumi 51% WDG EPA 95055-14-93809; same active ingredients on 28 other branded products | flumioxazin | 14 | Ia Weed Guide 2025, ia soybean pre: E → 90–100% control (FieldMarshal policy interval) (PDF); Sd Soybean Weed Guide 2026, sd soybean: 9 → 90–99% control (PDF); WinField Crop Protection 2026, soybean pp pre: G/E → 81–100% control (PDF) |
| Antares EPA 82534-5-5905; same active ingredients on 19 other branded products | sulfentrazone | 14 | Sd Soybean Weed Guide 2026, sd soybean: 8 → 80–90% control (PDF); WinField Crop Protection 2026, soybean pp pre: G/E → 81–100% control (PDF) |
| Axill Solutions Imazethapyr 2SL EPA 93809-3; same active ingredients on 10 other branded products | imazethapyr | 2 | Ia Weed Guide 2025, ia soybean post: E → 90–100% control (FieldMarshal policy interval) (PDF); Ia Weed Guide 2025, ia soybean pre: G-E → 80–100% control (FieldMarshal policy interval) (PDF); Ky Weed Guide 2025, ky soybean postemergence: 8 → 80–90% control (FieldMarshal policy interval) (PDF); Sd Soybean Weed Guide 2026, sd soybean: 9 → 90–99% control (PDF); WinField Crop Protection 2026, soybean post: E → 91–100% control (PDF) |
| Acifin 2L EPA 82534-2-88783; same active ingredients on 9 other branded products | acifluorfen | 14 | Ky Weed Guide 2025, ky soybean postemergence: 9 → 80–90% control (FieldMarshal policy interval) (PDF); WinField Crop Protection 2026, soybean post: G/E → 81–100% control (PDF) |
| Authority Elite EPA 279-3442; same active ingredients on 9 other branded products | metolachlor and sulfentrazone | 14, 15 | WinField Crop Protection 2026, soybean pp pre: G/E → 81–100% control (PDF) |
| Abigor EPA 34704-1174; same active ingredients on 8 other branded products | imazamox | 2 | Ia Weed Guide 2025, ia soybean post: E → 90–100% control (FieldMarshal policy interval) (PDF); Ky Weed Guide 2025, ky soybean postemergence: 9 → 80–90% control (FieldMarshal policy interval) (PDF); Sd Soybean Weed Guide 2026, sd soybean: 9 → 90–99% control (PDF); WinField Crop Protection 2026, soybean post: E → 91–100% control (PDF) |
| Antares Prime EPA 82534-10-5905; same active ingredients on 8 other branded products | cloransulam-methyl and sulfentrazone | 2, 14 | Sd Soybean Weed Guide 2026, sd soybean: 9 → 90–99% control (PDF); WinField Crop Protection 2026, soybean pp pre: G/E → 81–100% control (PDF) |
| Prefix EPA 100-1268; same active ingredients on 7 other branded products | fomesafen and metolachlor | 14, 15 | Ky Weed Guide 2025, ky soybean postemergence: 8 → 80–90% control (FieldMarshal policy interval) (PDF); Sd Soybean Weed Guide 2026, sd soybean: 8 → 80–90% control (PDF); WinField Crop Protection 2026, soybean pp pre: G/E → 81–100% control (PDF) |
| Aquesta MTZ EPA 91234-49; same active ingredients on 5 other branded products | metribuzin and sulfentrazone | 5, 14 | WinField Crop Protection 2026, soybean pp pre: G/E → 81–100% control (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
- Ia Weed Guide 2025 (PDF)
- Ky Weed Guide 2025 (PDF)
- Sd Soybean Weed Guide 2026 (PDF)
- WinField Crop Protection 2026 (PDF)
Data from current labels and weed guides. Last source update: 2026-09-30.