Yes, Bonide Crabgrass & Weed Preventer can be used on Centipede and St. Augustine grasses.
Bonide Crabgrass & Weed Preventer is labeled for sandburs. Please refer to the product label for complete mixing and application instructions.
Bonide Crabgrass & Weed Preventer is recommended to be applied using drop or rotary(broadcast) spreader at the rate of 1.1 - 4.3 lbs. per 1,000 sq. ft.
Review the “Use Rates” section of the product label for information regarding spreader calibration and if you have further questions, please contact the manufacturer Bonide directly at 315-736-8231.