There was a recent name change on this product; it was called Speedzone Red and is now just Speedzone Herbicide with a red label. This product does contain 2,4-d and is used on Kentucky blue grass, perennial ryegrass, fescue, bentgrass, common bermuda grass and zoysiagrass.
SpeedZone Broadleaf Herbicide for Turf could burn St. Augustine and is not labeled for application to it. Blindside would be the best producf to use.
It is recommended not to mow within 2 days before or 2 days after applying SpeedZone Broadleaf Herbicide for Turf.
It is not necessary to apply a surfactant to SpeedZone Red Herbicide to eliminate wild violet. It could reduce the selectivity of your turfgrass per the manufacturer.
While SpeedZone Red is labeled to control creeping beggarweed, it is not labeled for use on Floratam St. Augustine but is for Centipede.
Celsius WG is labeled for creeping beggarweed in Floratam and Centipedes grasses and when used as directed on the product label will do a great job helping you eliminate this pest weed
SpeedZone Lawn Weed Killer Concentrate contains the same percentages of active ingredient as the larger SpeedZone Broadleaf Herbicide for Turf - Gallon. Only the product size is different.
No, SpeedZone Broadleaf Herbicide for Turf - Gallon does not contain a surfactant. The product label does state that adding one may reduce the selectivity on the turfgrass.
The rate of SpeedZone Broadleaf Herbicide for Turf - Gallon will vary depending on the grass type being treated. According to the product label when treating cool-season grass like Kentucky Bluegrass and Annual Ryegrass, etc. you will use 1.1- 1.8 fl oz of product per 1,000 sq ft area. When treating warm season grass like Bermuda, and Zoysiagrass you will use 0.75- 1.5 fl oz of product per 1,000 sq ft area.