From labels and weed guides
Best herbicides for common barnyardgrass in soybeans
For common barnyardgrass in soybeans, the weed guides list 29 active-ingredient groups rated good or excellent, after checking that the products are labeled for soybeans.
Common Barnyardgrass control in soybeans
Every listed product is labeled for soybeans. 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 4 weed guides, 29 active-ingredient groups are rated good or excellent for common barnyardgrass 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 84 other branded products | glyphosate | 9 | Ms Weed Guide 2025, ms soybean post: E (PDF); ND Weed Guide 2026: E (PDF); ND Weed Guide 2026: G (PDF); Sd Soybean Weed Guide 2026, sd soybean: E (PDF); WinField Crop Protection 2026, soybean post: E (PDF) |
| Arrow 2EC EPA 66222-60; same active ingredients on 37 other branded products | clethodim | 1 | Ms Weed Guide 2025, ms soybean post: E (PDF); ND Weed Guide 2026: E (PDF); Sd Soybean Weed Guide 2026, sd soybean: E (PDF); WinField Crop Protection 2026, soybean post: E (PDF) |
| Acumen EPA 241-337-55467; same active ingredients on 17 other branded products | pendimethalin | 3 | Ms Weed Guide 2025, ms soybean pre: E (PDF); ND Weed Guide 2026: E (PDF); Sd Soybean Weed Guide 2026, sd soybean: E (PDF); WinField Crop Protection 2026, soybean pp pre: E (PDF) |
| Aceto Trifluralin 4EC EPA 2749-561; same active ingredients on 13 other branded products | trifluralin | 3 | ND Weed Guide 2026: E (PDF); Sd Soybean Weed Guide 2026, sd soybean: E (PDF); WinField Crop Protection 2026, soybean pp pre: E (PDF) |
| Abigor EPA 34704-1174; same active ingredients on 8 other branded products | imazamox | 2 | ND Weed Guide 2026: E (PDF); Sd Soybean Weed Guide 2026, sd soybean: G (PDF); WinField Crop Protection 2026, soybean post: G (PDF) |
| Basis Blend EPA 352-854; same active ingredients on 5 other branded products | rimsulfuron and thifensulfuron | 2 | ND Weed Guide 2026: G-E (PDF) |
| Grapple EPA 71368-121; same active ingredients on 5 other branded products | rimsulfuron | 2 | ND Weed Guide 2026: G (PDF); ND Weed Guide 2026: G-E (PDF) |
| Agent GT EPA 33270-30; same active ingredients on 3 other branded products | fomesafen and glyphosate | 9, 14 | ND Weed Guide 2026: E (PDF); WinField Crop Protection 2026, soybean post: E (PDF) |
| ANNIHILATE EPA 279-3601-55467; same active ingredients on 3 other branded products | pyroxasulfone and sulfentrazone | 14, 15 | Ms Weed Guide 2025, ms soybean pre: E (PDF); WinField Crop Protection 2026, soybean pp pre: E (PDF) |
| Arrest CS EPA 83529-84; same active ingredients on 3 other branded products | acetochlor | 15 | Ms Weed Guide 2025, ms soybean pre: G (PDF); ND Weed Guide 2026: E (PDF); Sd Soybean Weed Guide 2026, sd soybean: G (PDF); WinField Crop Protection 2026, soybean pp pre: G/E (PDF); WinField Crop Protection 2026, soybean pp pre: E (PDF) |
| Assure II EPA 352-541; same active ingredients on 3 other branded products | quizalofop-p-ethyl | 1 | ND Weed Guide 2026: E (PDF); Sd Soybean Weed Guide 2026, sd soybean: G (PDF); WinField Crop Protection 2026, soybean post: E (PDF) |
| Enfilade DX EPA 91234-308; same active ingredients on 3 other branded products | fluazifop-p-butyl | 1 | Ms Weed Guide 2025, ms soybean post: G (PDF); ND Weed Guide 2026: E (PDF); Sd Soybean Weed Guide 2026, sd soybean: G (PDF); WinField Crop Protection 2026, soybean post: E (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
- Ms Weed Guide 2025 (PDF)
- ND Weed Guide 2026 (PDF)
- Sd Soybean Weed Guide 2026 (PDF)
- WinField Crop Protection 2026 (PDF)
Data from current labels and weed guides. Last source update: 2026-07-14.