From labels and weed guides
Best herbicides for spiny amaranth, waterhemp palmer in cotton
For spiny amaranth, waterhemp palmer in cotton, the weed guides list 17 active-ingredient groups with every rating at least 80% control, after checking that the products are labeled for cotton.
Spiny Amaranth, Waterhemp Palmer control in cotton
Every listed product is labeled for cotton. 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 1 weed guide, 17 active-ingredient groups are rated at least 80% control for spiny amaranth, waterhemp palmer in cotton, 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 | Ms Weed Guide 2025, ms cotton post: 9 → 90–100% control (FieldMarshal policy interval) (PDF) |
| Actylis Glufosinate 280SL EPA 2749-637; same active ingredients on 31 other branded products | glufosinate | 10 | Ms Weed Guide 2025, ms cotton post: 8 → 80–90% control (FieldMarshal policy interval) (PDF) |
| Axill Solutions Flumi 51% WDG EPA 95055-14-93809; same active ingredients on 25 other branded products | flumioxazin | 14 | Ms Weed Guide 2025, ms cotton post: 8 → 80–90% control (FieldMarshal policy interval) (PDF) |
| Acumen EPA 241-337-55467; same active ingredients on 17 other branded products | pendimethalin | 3 | Ms Weed Guide 2025, ms cotton pre: 7 → 80–90% control (FieldMarshal policy interval) (PDF) |
| Aceto Trifluralin 4EC EPA 2749-561; same active ingredients on 13 other branded products | trifluralin | 3 | Ms Weed Guide 2025, ms cotton pre: 8 → 80–90% control (FieldMarshal policy interval) (PDF) |
| Agent 1.88 EPA 33270-31; same active ingredients on 13 other branded products | fomesafen | 14 | Ms Weed Guide 2025, ms cotton pre: 9 → 90–100% control (FieldMarshal policy interval) (PDF) |
| BLASTWAVE 240 EC EPA 103087-15; same active ingredients on 13 other branded products | oxyfluorfen | 14 | Ms Weed Guide 2025, ms cotton post: 7 → 80–90% control (FieldMarshal policy interval) (PDF) |
| Alligare Diuron 4L EPA 81927-44; same active ingredients on 12 other branded products | diuron | 5 | Ms Weed Guide 2025, ms cotton pre: 9 → 90–100% control (FieldMarshal policy interval) (PDF); Ms Weed Guide 2025, ms cotton post: 9 → 90–100% control (FieldMarshal policy interval) (PDF) |
| Boa EPA 83529-78; same active ingredients on 4 other branded products | lactofen | 14 | Ms Weed Guide 2025, ms cotton post: 8 → 80–90% control (FieldMarshal policy interval) (PDF) |
| Arrest CS EPA 83529-84; same active ingredients on 3 other branded products | acetochlor | 15 | Ms Weed Guide 2025, ms cotton pre: 8 → 80–90% control (FieldMarshal policy interval) (PDF); Ms Weed Guide 2025, ms cotton post: 8 → 80–90% control (FieldMarshal policy interval) (PDF) |
| Envoke EPA 100-1132; same active ingredients on 1 other branded product | 2-pyridinesulfonamide, n-[[(4,6-dimethoxy-2-pyrimidinyl)amino]carbonyl]-3-(2,2,2-trifluoroethoxy)-, monosodium salt, monohydrate | Ms Weed Guide 2025, ms cotton post: 7 → 80–90% control (FieldMarshal policy interval) (PDF) | |
| Zidua EPA 7969-338; same active ingredients on 1 other branded product | pyroxasulfone | 15 | Ms Weed Guide 2025, ms cotton post: 9 → 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.