From labels and weed guides
Best herbicides for lambsquarter in field corn
For lambsquarter in field corn, the weed guides list 8 active-ingredient groups rated good or excellent, after checking that the products are labeled for field corn.
Lambsquarter control in field corn
Every listed product is labeled for field corn. 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, 8 active-ingredient groups are rated good or excellent for lambsquarter in field corn.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| AAtrex 4L EPA 100-497; same active ingredients on 31 other branded products | atrazine | 5 | Ia Weed Guide 2025, ia corn pre: E (PDF); Ia Weed Guide 2025, ia corn post: E (PDF) |
| Axill Solutions Flumi 51% WDG EPA 95055-14-93809; same active ingredients on 27 other branded products | flumioxazin | 14 | Ia Weed Guide 2025, ia corn pre: G-E (PDF) |
| ARGOS EPA 74530-71; same active ingredients on 22 other branded products | mesotrione | 27 | Ia Weed Guide 2025, ia corn pre: E (PDF); Ia Weed Guide 2025, ia corn post: G (PDF) |
| AIM EC EPA 279-3241; same active ingredients on 12 other branded products | carfentrazone-ethyl | 14 | Ia Weed Guide 2025, ia corn post: G (PDF) |
| Distinct EPA 7969-150; same active ingredients on 2 other branded products | dicamba and diflufenzopyr | 4, 19 | Ia Weed Guide 2025, ia corn post: G (PDF) |
| Balance Flexx EPA 264-1067; same active ingredients on 1 other branded product | isoxaflutole | 27 | Ia Weed Guide 2025, ia corn pre: G (PDF) |
| LAUDIS EPA 264-860 | tembotrione | 27 | Ia Weed Guide 2025, ia corn post: G (PDF) |
| Sharpen EPA 7969-278 | saflufenacil | 14 | Ia Weed Guide 2025, ia corn pre: 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.
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: 2026-07-14.