MSM Turf Herbicide is best applied when target weeds are actively growing and healthy, usually best between temperatures above 55 and below 85. Per the product label: Do not apply MSM Turf Herbicide to turf under stress from drought, insects, disease, cold temperatures, high temperatures of above 85°F on cool season grasses, or poor fertility as injury may result.
Where you sprayed MSM Turf Herbicide, you cannot plant anything in that area for at least a year. It will kill or damage those plants or shrubs.
For controlling bahiagrass MSM Turf Herbicide should be applied when it first starts emerging and is young for best results.
You would apply 0.25 to 0.5 oz of this MSM Turf Herbicide per acre for weed control in centipede grass. Some chlorosis or stunting of the turfgrass may occur following the application. You would not want to apply stronger than the labeled rate as injury could occur.
MSM Turf Herbicide label states it is for use on Zoysiagrass (Meyers and Emerald), it would not recommended to apply to Zenith Zoysia.