Francisco writes
Surflan Pro Herbicide (Oryzalin 40.4%) rates used depend on the length of control you are wanting as well as where you are applying and are not set per gallon of water but per area. You will use 1.5 -3.0 fl. oz. per 1000 sq. ft. Please refer to the product label for complete instructions.
Answer last updated on: 07/19/2018