No, Alligare MSM 60 Herbicide is not labeled to be used on St. Augustine turf.
Alligare MSM 60 Herbicide does include Bahiagrass on the labeled list of weeds controlled, at the rate of 1/3 to 1/2 oz. per acre. Used only in Non-crop industrial sites, forestry, and vegetation control in and around roadsides/railways.
should only be applied to the following areas as directed on the label: Non-crop industrial sites, forestry, and vegetation control in and around roadsides/railways. Please provide the targeted weeds for an alternate product recommendation that is safe for established zoysia lawns. We are happy to help!