Quinclorac 75 DF would be good to use for crabgrass and other labeled weeds in bermuda.
We would recommend applying Blindside as it is labeled for what you are targeting and then treat with a pre-emergent in the fall and spring using Surflan (in the fall) and Prodiamine (in the spring).
It is recommended not to mow within 2 days before and 2 days after applying Quinclorac 75 DF.
Quinclorac 75 DF is safe to use on bermuda as directed on the product label.
No, according to the Quinclorac 75 DF product label, DO NOt apply to Bahiagrass, carpetgrass, St. Augustinegrasses, Centipedegrass, dichondra, or lawns or turf wehere desirable clovers are present.
Quinclorac 75 DF should be applied 15-20 ft outside of the dripline of any edible vegetation.
Quinclorac 75 DF can be applied as long as the lawn has been mowed at least twice so that it is well established.
Once an application of Quinclorac 75 DF is completely dry, it’s safe for children and pets to resume normal activity.
Quinclorac 75 DF is mixed at the rate of 0.367 oz per 1000 sq. ft. in 1-2 gallons of water for broadcast or spot treatment per the product label. The use of a methylated seed oil surfactant is recommended rather than a nonionic surfactant. Duo Stick Select would be a better choice than the Hi Yield Spreader Sticker. The rate would be 0.55 oz per 1000 sq. ft.
Quinclorac 75 DF should be applied when the ground is not frozen and rainfall/snow is not expected for more than 24 hrs. You want to treat when the weeds when they are actively growing for the best results. We recommend to make the application in the cooler times of the day also when temps are between 65-80 degrees.
Quinclorac 75 DF should not be applied to exposed feeder roots of trees, ornamentals or within the dripline of trees and other ornamental species.
When using Quinclorac 75 DF you would want to use a methylated seed oil surfactant like Prime Source Duo Stick.
The amount of time you will need to wait to reseed after applying Quinclorac 75 DF will depend on the type of seed you are using. Please refer to the seeding chart on p. 11 of the product label for specific timing.
No, Quinclorac 75 DF is not an insecticide, it is a post-emergent herbicide.
Quinclorac 75 DF is not labeled for quackgrass. You are correct. Unfortunately, there is really nothing that can be done other than spot treating with a Roundup-type product.
There is no issue with putting down a post-emergent such as Quinclorac with your Dimension pre-emergent application. We do recommend that you do a jar test to ensure proper mixing beofre adding to your tank, and also that you add a surfactant for the Quinclorac to be more effective.
No, Quinclorac 75 DF will not harm Zoysia grass when used as directed.
No, quinclorac products are not labeled for use on St Augustine. This is a very sensitive turf type and quinclorac may harm it. Instead you can use a product like Image Kills Nutsedge or Atrazine for small lawns, or Blindside for larger areas.
Quinclorac 75 DF lists on the product label that centipede grass is susceptible to damage if applied so it would not be recommended.
Quinclorac 75 DF is mixed at 1 tbsp. per gallon of water, so you will get approximately 32 gallons of mixed solution from the 1 pound container.
