From labels and weed guides
Best herbicides for common barnyardgrass in sweet potato
For common barnyardgrass in sweet potato, the weed guides list 8 active-ingredient groups with every rating at least 80% control, after checking that the products are labeled for sweet potato.
Common Barnyardgrass control in sweet potato
Every listed product is labeled for sweet potato. 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, 8 active-ingredient groups are rated at least 80% control for common barnyardgrass in sweet potato.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| 78623 58% Technical Solution EPA 524-532; same active ingredients on 79 other branded products | glyphosate | 9 | ND Weed Guide 2026: E → 90–99% control (PDF); ND Weed Guide 2026: G → 80–90% control (PDF) |
| Arrow 2EC EPA 66222-60; same active ingredients on 35 other branded products | clethodim | 1 | ND Weed Guide 2026: E → 90–99% control (PDF) |
| Caravel EPA 60063-58; same active ingredients on 7 other branded products | clomazone | 13 | WinField Crop Protection 2026, vegetables: G/E → 81–100% control (PDF) |
| Enfilade DX EPA 91234-308; same active ingredients on 3 other branded products | fluazifop-p-butyl | 1 | ND Weed Guide 2026: E → 90–99% control (PDF) |
| Gramoxone SL 3.0 EPA 100-1652; same active ingredients on 2 other branded products | paraquat | 22 | ND Weed Guide 2026: G → 80–90% control (PDF) |
| Epitome EPA 2749-636; same active ingredients on 1 other branded product | eptc | 15 | ND Weed Guide 2026: E → 90–99% control (PDF) |
| Poast EPA 7969-58 | sethoxydim | 1 | ND Weed Guide 2026: E → 90–99% control (PDF) |
| Sonalan HFP EPA 10163-356 | ethalfluralin | 3 | ND Weed Guide 2026: E → 90–99% 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.
Build the full program
Check crop, timing, state, resistance, and rotation in one plan before you make a recommendation.
Sources
Data from current labels and weed guides. Last source update: 2026-09-30.