Either SpeedZone Lawn Weed Killer Concentrate (Red) or SpeedZone Southern could be used on bermuda. They are both labeled safe for this turf type. SpeedZone Southern is currently discontinued though as they are working on a new formulation.
Yes, you can use SpeedZone Lawn Weed Killer Concentrate on established zoysiagrass to control listed weeds. You can apply at a rate of 1.1 oz per 1000 sq ft in at least 1 gal of water. If you have hybrid zoysia, then you may want to test a small area for tolerance before treating the entire lawn.
SpeedZone Lawn Weed Killer Concentrate needs to be diluted with water. This product is not for use on St. Augustinegrass. SpeedZone Southern Herbicide EW may be used on St. Augustinegrass. Please review the product label for prohibitions of sites and further information about applications.
SpeedZone Lawn Weed Killer Concentrate is a selective, post-emergent that combines contact and systemic herbicides.
SpeedZone Lawn Weed Killer Concentrate is not labeled to control whitlowgrass. You might have to spot treat with a non-selective product like roundup.
SpeedZone Lawn Weed Killer Concentrate is mixed at 1 oz per gallon per 1000 sq ft. For you 46,500 you will need 46.5 oz mixed at least 47 gallons of water.
We would recommend contacting the manufacturer directly for the affects of any runoff or overspray to fruits or vegetables after applying SpeedZone Lawn Weed Killer Concentrate. The product label does not mention a time frame if accidental applications occur until fruit/vegetables can be harvested. In general, we recommend applications stay atleast 15ft away from edibles and outside the dripline or canopy.
Per the product label, do not allow spray to drift onto vegetables, flowers, ornamental plants, shrubs, trees and other desirable plants since injury may result.
SpeedZone Lawn Weed Killer Concentrate is not specifically labeled to kill horseweed. However we have found articles that list an ester formula of 2,4-D as being effective. The same active is also found in Ferti-lome Weed Free Zone.
SpeedZone Lawn Weed Killer Concentrate is not labeled for nutsedge control. We would recommend a selective herbicide like Dismiss for sedge control depending on the type oc turfgrass you have. Please review the Dismiss product label for mix rates and instructions.
SpeedZone Lawn Weed Killer Concentrate would not recommended to tank mix with the SedgeHammer+ as it contains a surfactant which is required to use. The Speedzone does not need one and adding one can reduce selectivity on your turfgrass type.
SpeedZone Lawn Weed Killer Concentrate is not labeled safe to apply to ornamentals, and flowers and we would there for not recommend applying it to pink muhly grass. It would likely cause damage. Typically around ornamentals you will need to hand pull the weeds or directly spot spray with a non selective herbicide avoiding any contact with desriables.
Speedzone Lawn Weed Killer Concentrate is designed to target broadleaf weeds specifically. If any ornamental grasses would be harmed by it, it would typically be purely coincidental as its not labeled for targeting that type of plant. You should exercise caution when using around anything desirable such as flowers, shrubs, etc.
Applications of SpeedZone Lawn Weed Killer Concentrate should be kept atleast 25 ft away from bodies of water such as lakes, streams, rivers, fish bonds, bays and oceans.
Speedzone should only be applied to listed, established turfgrasses as directed only avoid applications to groundcover. You can find selective post emergent herbicides here for grassy weeds that are young and actively growing. You can spot treat very carefully or manually remove broadleaf weeds from the area. Applying pre-emergents prior to germination at appropriate timing in your area will offer great weed prevention in the future.
SpeedZone Lawn Weed Killer Concentrate is toxic to fish. The product label states to spray 25ft away from a pond.
