Pt, weed impede, pre-emergence herbicide, for use on over 175 ornamentals, trees & shrubs, & cool season turf to control weeds that germinate from seeds, safe to spray over the top of ornamentals, can prevent weeds & grasses from germinating for up to 8 months.
WARNING: This product contains oryzalin, which is a chemical known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov