From labels and weed guides
Best herbicides for redroot pigweed in hairy vetch
For redroot pigweed in hairy vetch, the weed guides list 1 active-ingredient group rated good or excellent, after checking that the products are labeled for hairy vetch.
Redroot Pigweed control in hairy vetch
Every listed product is labeled for hairy vetch. 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, 1 active-ingredient group is rated good or excellent for redroot pigweed in hairy vetch.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| AgSaver Glyphosate 53.8% EPA 83772-12; same active ingredients on 27 other branded products | glyphosate | 9 | 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.