Most pre-emergent applications can be applied in early fall and spring. Please click on the link below for the contact information for your local county extension office for specific times for application. I have also included the number to the manufacturer of Hi-Yield Weed and Grass Stopper for more information on applying this product to your turfgrass. Some types of St. Augustine can be very sensitive to products.
http://www.csrees.usda.gov/Extension/index.html
VPG-888-583-5296
Hi-Yield Weed and Grass Stopper with Dimension Herbicide is not labeled to treat for chickweed. We cannot advise you that it will kill chickweed. We do sell Dimension 2EW which is labeled to treat for chickweed and would be a better alternative.
Hi-Yield Weed and Grass Stopper with Dimension Herbicide can be reapplied in the Northern Zone Between March and May. Please visit our Lawn Care guide for more Pro Tips!
The Hi-Yield Turf & Ornamental Weed and Grass Stopper product label has some spreader settings on it to review. If your spreader is not listed, Scott's has a tool on their website here that could help.
Hi-Yield Weed and Grass Stopper with Dimension Herbicide is labeled to prevent chickweed. Most pre-emergent applications can be applied in early fall and spring. Please click on the link here for the contact information for your local county extension office for specific times for application as they vary by region and these offices have the most up to date information regarding timing.
Hi Yield Weed and Grass Stopper with Dimension Herbicide can be used as early as February and as late as May in St. Augustine grass depending on where you live. We would recommend using a pre-emergent as soon as the soil temperature reaches 55 degrees Fahrenheit to prevent weeds before they come up.
Please check out our Warm Season Lawn Guide for information on when to use products in your lawn.
Hi-Yield Weed and Grass Stopper with Dimension Herbicide will not harm established Bermuda Lawns when applied per the product label.
Yes, Hi-Yield Weed and Grass Stopper with Dimension Herbicide can be used on Bermudagrass.
The ?Hi-Yield Weed and Grass Stopper with Dimension is not labeled for use on any type of pasture or grazing land.
Hi-Yield Weed and Grass Stopper with Dimension Herbicide does treat capsella bursa pastoris, commonly known as Sheperd's Purse. The manufacturer advises the following options for Cool and Warm Season Lawns. Please refer to the product label for detailed information on applying.
Cool-season Grasses: 2.4 - 9.2 lbs. per 1,000 sq. ft.
Warm-season Grasses: 3.5 - 9.2 lbs. per 1,000 sq. ft.
Hi-Yield Weed and Grass Stopper with Dimension Herbicide treated areas can be reseeded 10 weeds after a single application or 16 weeks after a split application per the product label.
Hi-Yield Weed and Grass Stopper with Dimension Herbicide is labeled for controlling/suppression of listed weeds including yellow woodsorrel.
Hi-Yield Weed and Grass Stopper with Dimension Herbicide can be used with fertilizers around the same time. You would not want to apply Eagle and Heritage at the same time as each other; it would be best to rotate every 2-3 applications between them instead.
Hi-Yield Weed and Grass Stopper with Dimension Herbicide can be applied from late summer through early fall (late August through November). When applied in the fall, a sequential or second application of this product must be made the following spring to provide season-long control of crabgrass. If this product is applied in the fall, do not reseed, overseed or sprig turf grasses within 12 weeks after application. We would recommend contacting your local extension office for the best time to apply this product in your county.