Polaris AC Weed Killer Herbicide Size:Quart EPA Reg No 228-570 Provides residual activity for long-term

Provides residual activity for long-term results

You can kill common weeds and grasses such as crabgrass

spreading and wetting on target sites

Use as a pre- or early postemergent spray when weeds have just started to germinate

a spot treatment or with a paintbrush to target pests in various sites

Polaris AC Weed Killer Herbicide Size:Quart EPA Reg No 228-570 Provides residual activity for long-termHow Polaris AC Herbicide Works With isopropylamine salt of imazapyr as its active ingredient, Polaris AC herbicide targets brush and invasive grasses that steal nutrients from desirable plants and trees. It acts as a nonselective herbicide and inhibits amino acid synthesis in the weeds, thus resulting in their death. However, Polaris AC does not kill on contact; instead, the weeds die slowly as they absorb the active ingredient through their tissue