Gallery 75 DF Specialty Herbicide would be a great pre-emergent to prevent Aster. This product prevents the growth of broadleaf weeds for up to eight months and is labeled for use on all established cool-season and warm-season turfgrass types. Please see the product label for specific application instructions.
Gallery 75 DF is labeled to treat lawn burweed. Please see the label for complete application instructions.
The cap on Gallery 75 DF Specialty Herbicide contains approx 1/2 oz of product when filled to the level of the inner lip, which is the amount of Gallery needed to treat an area of 1000 sq ft, per the product label.
Gallery 75 DF Specialty Herbicide is not labeled to prevent crabgrass from germinating. You would need to apply an additional pre-emergent for crabgrass prevention. Dimension 2EW is our most popular pre-emergent for crabgrass.
Unfortunately, there really aren't any options for selective post emergent control of broadleaf weeds in sedum or most ground covers. The chemicals that would eliminate the weeds would typically also harm the ground cover. You will need to carefully spot treat or hand pull the existing broadleaf weeds, and use a weed preventer in spring and fall to help keep them from coming back. Gallery 75 DF or Isoxaben 75 WG would be the best choice as a pre-emergent if you are targeting broadleaf weeds in a sedum garden or in a cool season lawn.
The Gallery 75 DF is a Dry Flowable herbicide, and starts out as fine tan granules that are mixed with water. You would measure this product by dry measure/weight.
The application rate for Gallery 75 DF Specialty Herbicide is 0.25 to 0.5 oz per 1000 sq. ft. depending on the weeds being treated. Please take a look at the product label to determine the max single application rate for the weeds you are treating.
Per the label, do not apply more than a total of 4 lb of Gallery 75 Dry Flowable per acre within a 12-month period. Please see the label for complete application instructions.
Gallery 75 DF Specialty Herbicide is not labeled to kill stiltgrass. Please let us know what type of turf you have so that we can make a proper recommendation for an herbicide that can be used to kill stiltgrass.
Since Gallery 75 DF and Prodiamine have different active ingredients, then it is fine to apply both pre-emergents in the same season for broader weed control. Just be sure that you follow the correct rates for each product and observe and restrictions regarding seeding and other practices.
It is important to apply pre-emergents like Gallery 75 DF Specialty Herbicide just before the soil reaches 55+ degrees, right before the seeds begin to germinate in the soil. You may contact your county extension office for the specific time frame to apply in your county and also visit our Lawn Care Schedule Guide for more information.
Yes, Gallery 75 Dry Flowable can be used as a preemergence herbicide for control of listed broadleaf weeds in non-cropland areas including industrial sites, utility substations, parking lots, driveways, walking paths, highway guardrails, sign posts and delineators where maintenance of bare ground is desired. You would apply at the rate listed on the label for your target weeds.
Gallery 75 DF Specialty Herbicide will not harm insects after it has dried. Please let us know if you have any more questions.