If you are already seeing weeds now it is too late to apply a product like Hi-Yield Weed and Grass Stopper with Dimension Herbicide, generally in the southeast pre-emergents should be applied between February 1st to March 1st, though weeds have germinated sooner this year due to mild winters.
Hi-Yield Weed and Grass Stopper with Dimension Herbicide is safe to apply to ryegrass.
Keep in mind that Hi-Yield Weed and Grass Stopper with Dimension Herbicide cannot be applied in areas where you are going to plant anything edible. It can stay in the soil for up to 4-6 months. If you are looking to prevent weed growth in an area where edibles are planted, you would want to use Monterey Vegetable and Ornamental Weeder after you have planted.
Yes, Hi-Yield Weed and Grass Stopper with Dimension Herbicide is a good choice for preventing crabgrass in tall fescue. You will need to wait at least 12 weeks after application before reseeding.
We apologize for any confusion. The Hi-Yield Weed and Grass Stopper with Dimension must be activated with irrigation or rainfall to be effective. If there are children or pets in the area, then it is best to water in the product immediately after application. Per the product label: Performance is improved if application is followed by 1/2 inch of rainfall or sprinkler irrigation. Erratic weed control may result if not activated by rainfall or irrigation within 30 days after application.
Hi-Yield Weed and Grass Stopper with Dimension Herbicide does not harm anything actively growing. It is used only to prevent the listed weeds from growing in the applied area.
Hi-Yield Weed and Grass Stopper with Dimension Herbicide is generally applied in spring and fall depending on your region and what weeds you are targeting. Per the product label: Do not apply more than 9.2 lb of this product per 1,000 sq. ft. per application and no more than 27.6 lb of this product/1000 sq. ft. per year (equivalent to 0.5 and 1.5 lb of active ingredient (ai) per acre, respectively). It would be a good idea to contact your local cooperative extension office for advice on the best times to apply in your area.
The best time to apply pre-emergent herbicides such as Hi Yield Weed and Grass Stopper with Dimension Herbicide is when the soil temperature is consistently above 55 degrees Fahrenheit, so not during winter months. It would be a good idea to contact your local cooperative extension office to find out the best timing for your specific area.
Ferti-Lome Winterizer and Weed Preventer II For Southern Grasses already contains dithiopyr which is the active ingredient in Hi-Yield Weed and Grass Stopper with Dimension Herbicide. There is no reason or benefit to using both so you would just use the Winterizer for the added benefit of the nutrients.
Hi-Yield Turf & Ornamental Weed and Grass Stopper contains dimension pre-emergent which provides superior control of crabgrass as well as control or suppression of other listed weeds when applied before they germinate. This will also provide post-emergent control of crabgrass only and is effective on crabgrass up to 4 to weeks after it has germinated and emerged. A weed and feed product is fertilizer with either a pre-emergent or a post emergent mixed in with it.
Yes, Hi-Yield Weed and Grass Stopper with Dimension Herbicide is labeled to prevent sandbur.
You will need to wait at least 12 weeks after application of Hi-Yield Weed and Grass Stopper with Dimension Herbicide before reseeding.
It is recommended not to mow within 2 days before or 2 days after application of Hi-Yield Weed and Grass Stopper with Dimension Herbicide.
Hi-Yield Weed and Grass Stopper with Dimension is a pre-emergent herbicide that will prevent sandbur (Cenchrus species), but it does not prevent goathead or puncturevine. Unfortunately, we do not know of a pre-emergent that will prevent goathead/puncturevine/Tribulus terrestris. There are many post-emergent herbicides for this weed, such as Fertilome Weed Free Zone.
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. We would recommend contacting your local extension office for the exact best time to apply this product in your area.