From labels and weed guides

Best herbicides for rhizome johnsongrass in sorghum

For rhizome johnsongrass in sorghum, the weed guides list 1 active-ingredient group with every rating at least 80% control, after checking that the products are labeled for sorghum.

Rhizome Johnsongrass control in sorghum

Every listed product is labeled for sorghum. 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, 1 active-ingredient group is rated at least 80% control for rhizome johnsongrass in sorghum.

Example productActive ingredientsMOA groupRatings checked
Reviton
EPA 71512-37-74530
tiafenacil14Ms Weed Guide 2025, ms grain sorghum: 7 → 80–90% control (FieldMarshal policy interval) (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.

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: 2026-09-30.