From labels and weed guides
Best herbicides for lambsquarters in alfalfa
For lambsquarters in alfalfa, the weed guides list 6 active-ingredient groups rated good or excellent, after checking that the products are labeled for alfalfa.
Lambsquarters control in alfalfa
Every listed product is labeled for alfalfa. 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 1 weed guide, 6 active-ingredient groups are rated good or excellent for lambsquarters in alfalfa.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| Axill Solutions Flumi 51% WDG EPA 95055-14-93809; same active ingredients on 23 other branded products | flumioxazin | 14 | ND Weed Guide 2026: G-E (PDF) |
| Bonedry EPA 82557-1; same active ingredients on 13 other branded products | paraquat | 22 | ND Weed Guide 2026: E (PDF) |
| 2,4-DB 175 EPA 19713-675-1381; same active ingredients on 8 other branded products | 2,4-db | 4 | ND Weed Guide 2026: G-E (PDF) |
| Broclean EPA 34704-891; same active ingredients on 5 other branded products | bromoxynil | 6 | ND Weed Guide 2026: G (PDF) |
| MCP Amine 4 EPA 34704-130; same active ingredients on 2 other branded products | mcpa | 4 | ND Weed Guide 2026: E (PDF) |
| Sharpen EPA 7969-278 | saflufenacil | 14 | ND Weed Guide 2026: 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.