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Prime Source Quintessential Herbicide loaded.
Post-emergentDimethylamine Salt of Quinclorac 18.92% + Methylated Seed Oil + quincloracEPA REG 89442-57

Prime Source Quintessential Herbicide

Prime Source

Group 4 herbicide formulated with quinclorac to improve control of crabgrass at all growth stages.

Application

Use sites
Grounds or Lawns, Golf Courses, Multi-family Dwellings, Military and other institutions, Roadsides, Schools, Cemeteries, and Sod Farms.
Targets
Crabgrass, including the mid-tiller stage of growth.

Turf safety

Label tolerance at the application rate above. A caution verdict is legal but wants a reduced rate or a spot test first.

We don't have turf-safety data for this product yet.

Before you apply

The label is the law. LawnDominator summarizes it for planning, but always follow the label that ships with your container, and check state and local restrictions.