From labels and weed guides
Best herbicides for lambsquarters in fallow
For lambsquarters in fallow, the weed guides list 26 active-ingredient groups rated good or excellent, after checking that the products are labeled for fallow.
Lambsquarters control in fallow
Every listed product is labeled for fallow. 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, 26 active-ingredient groups are rated good or excellent for lambsquarters in fallow, showing the top 12 below.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| 2,4-D Amine 4 EPA 1381-103; same active ingredients on 67 other branded products | 2,4-d | 4 | ND Weed Guide 2026: E (PDF) |
| Alligare Dicamba 4 EPA 81927-55; same active ingredients on 36 other branded products | dicamba | 4 | ND Weed Guide 2026: E (PDF); ND Weed Guide 2026: G (PDF) |
| AAtrex 4L EPA 100-497; same active ingredients on 32 other branded products | atrazine | 5 | ND Weed Guide 2026: E (PDF) |
| Axill Solutions Flumi 51% WDG EPA 95055-14-93809; same active ingredients on 27 other branded products | flumioxazin | 14 | ND Weed Guide 2026: G-E (PDF) |
| Affinity BroadSpec EPA 279-9601; same active ingredients on 26 other branded products | thifensulfuron and tribenuron-methyl | 2 | WinField Crop Protection 2026, fallow: E (PDF) |
| Antares EPA 82534-5-5905; same active ingredients on 17 other branded products | sulfentrazone | 14 | ND Weed Guide 2026: G-E (PDF) |
| BLASTWAVE 240 EC EPA 103087-15; same active ingredients on 13 other branded products | oxyfluorfen | 14 | ND Weed Guide 2026: G (PDF) |
| Comply EPA 100-1414-55467; same active ingredients on 4 other branded products | atrazine, mesotrione, and metolachlor | 5, 15, 27 | ND Weed Guide 2026: E (PDF) |
| Harmony GT XP EPA 279-9577; same active ingredients on 4 other branded products | thifensulfuron | 2 | ND Weed Guide 2026: E (PDF) |
| Enlist Duo EPA 62719-649; same active ingredients on 3 other branded products | 2,4-d and glyphosate | 4, 9 | ND Weed Guide 2026: E (PDF) |
| MCPA Amine EPA 1381-104; same active ingredients on 3 other branded products | mcpa | 4 | ND Weed Guide 2026: E (PDF) |
| Corsican EPA 7969-279-55467; same active ingredients on 2 other branded products | dimethenamid-p and saflufenacil | 14, 15 | 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.