From labels and weed guides
Best herbicides for wild buckwheat in canola
For wild buckwheat in canola, the weed guides list 2 active-ingredient groups rated good or excellent, after checking that the products are labeled for canola.
Wild Buckwheat control in canola
Every listed product is labeled for canola. 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, 2 active-ingredient groups are rated good or excellent for wild buckwheat in canola.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| Actylis Glufosinate 280SL EPA 2749-637; same active ingredients on 31 other branded products | glufosinate | 10 | ND Weed Guide 2026: E (PDF) |
| Harmony GT XP EPA 279-9577; same active ingredients on 2 other branded products | thifensulfuron | 2 | 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.