From labels and weed guides

Best herbicides for broadleaf signalgrass in sorghum

For broadleaf signalgrass in sorghum, the weed guides list 6 active-ingredient groups rated good or excellent, after checking that the products are labeled for sorghum.

Broadleaf Signalgrass control in sorghum

Every listed product is labeled for sorghum. 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, 6 active-ingredient groups are rated good or excellent for broadleaf signalgrass in sorghum.

Example productActive ingredientsMOA groupRatings checked
78623 58% Technical Solution
EPA 524-532; same active ingredients on 84 other branded products
glyphosate9WinField Crop Protection 2026, sorghum: E (PDF)
Aceto Trifluralin 4EC
EPA 2749-561; same active ingredients on 13 other branded products
trifluralin3WinField Crop Protection 2026, sorghum: E (PDF)
Bonedry
EPA 82557-1; same active ingredients on 13 other branded products
paraquat22Ms Weed Guide 2025, ms grain sorghum post: G (PDF)
Facet L
EPA 7969-315; same active ingredients on 5 other branded products
quinclorac4Ms Weed Guide 2025, ms grain sorghum post: G (PDF)
Arrest CS
EPA 83529-84; same active ingredients on 3 other branded products
acetochlor15Ms Weed Guide 2025, ms grain sorghum: G (PDF)
Degree Xtra
EPA 524-511; same active ingredients on 2 other branded products
acetochlor and atrazine5, 15WinField Crop Protection 2026, sorghum: 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.

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: 2026-07-14.