From labels and weed guides
Best herbicides for horseweed in rice
For horseweed in rice, the weed guides list 2 active-ingredient groups rated good or excellent, after checking that the products are labeled for rice.
Horseweed control in rice
Every listed product is labeled for rice. 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 2 weed guides, 2 active-ingredient groups are rated good or excellent for horseweed in rice.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| Loyant EPA 62719-698; same active ingredients on 1 other branded product | florpyrauxifen-benzyl | 4 | Ms Weed Guide 2025, ms rice post before flood: G (PDF) |
| Sharpen EPA 7969-278 | saflufenacil | 14 | Ms Weed Guide 2025, ms rice pre: G (PDF); Ms Weed Guide 2025, ms rice post before flood: G (PDF); ND Weed Guide 2026: G-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
Data from current labels and weed guides. Last source update: 2026-07-14.