From labels and weed guides

Best herbicides for horseweed in mint

For horseweed in mint, the weed guides list 2 active-ingredient groups with every rating at least 80% control, after checking that the products are labeled for mint.

Horseweed control in mint

Every listed product is labeled for mint. Ratings are shown when each weed guide that rates this weed has a lower interval bound of at least 80% control for the active-ingredient group. If a guide gives a range, its lower bound must be at least 80%.

Based on 1 weed guide, 2 active-ingredient groups are rated at least 80% control for horseweed in mint.

Example productActive ingredientsMOA groupRatings checked
Bite
EPA 83529-74; same active ingredients on 3 other branded products
clopyralid4ND Weed Guide 2026: G-E → 80–99% control (PDF)
Sharpen
EPA 7969-278
saflufenacil14ND Weed Guide 2026: G-E → 80–99% control (PDF)

Rating bands: E 90-100%, G 80-89%, F 70-79%, P under 70%, N none. Policy intervals are marked in the source ratings. 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. Read the rating method.

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Sources

Data from current labels and weed guides. Last source update: 2026-09-30.