A 35 lb bag of Hi-Yield Weed and Grass Stopper with Dimension Herbicide treats up to 10,000 to 15,000 sq. ft.
Poa Annua germinates primarily in the fall each year so you would want to use a pre-emergent herbicide in the fall to help keep it from coming up the following year. Hi Yield Weed & Grass Stopper with Dimension is a fantastic product and one of many we carry that would do a great job for you. It can be hard to get rid of poa annua in lawns with a post-emergent depending on what kind of turfgrass you may have.
Yes, Hi-Yield Weed and Grass Stopper with Dimension Herbicide requires water either by irrigation or rainfall to activate the granules and absorb into the soil.
Hi-Yield Weed and Grass Stopper with Dimension Herbicide can be applied as directed to established ornamental landscapes, established lawns, and ornamental turf.
Per the Hi-Yield Weed and Grass Stopper with Dimension Herbicide label, you can apply 2 applications as long as you do not exceed the maximum annual rate of 9.2 lbs/1000 sq ft, and you do not apply this product later than 4 weeks after crabgrass germination. Please keep in mind we recommend watering it within 24 hours of application. Use of this product on lawns and ornamental turfgrasses that are not well established, or weakened by stress due to mechanical operations, pests, excessive temperatures, or lack of moisture may result in turfgrass injury.
Yes, Hi-Yield Weed and Grass Stopper with Dimension Herbicide is safe for bahiagrass
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.
Pre-emergent applications work best when applied in early fall and spring. Hi-Yield Weed and Grass Stopper with Dimension Herbicide can be applied from late summer through early fall (late August through November). We would recommend contacting your local extension office for the exact best time to apply this product in your area. This product is only a pre-emergent product that prevents weeds from germinating. It will not kill any actively growing weeds.
Hi-Yield Weed and Grass Stopper with Dimension Herbicide provides superior prevention and suppression of many listed weeds when applied before they germinate, including annual bluegrass (Poa annua).
You can refer to the manufacturer's product label for application instructions, and use as directed.
We would recommend waiting at least a week between applying Hi-Yield Weed and Grass Stopper with Dimension Herbicide and Tenacity Herbicide for pre-emergent weed control, to avoid any undue stress to your lawn. Please refer to both product labels, and use as directed.
According to the product label, the manufacturer advises a minimum wait time of 10 weeks after a single application or 16 weeks after a split application of Hi-Yield Weed and Grass Stopper with Dimension Herbicide to avoid any disruption in the establishment of newly seeded turf grass.
Hi-Yield Weed and Grass Stopper with Dimension Herbicide does not include clover as a targeted weed on the manufacturer's product label.
For cool season turfgrass, Tenacity Herbicide is labeled for pre and post emergent control of clover as well as many other broadleaf and grassy weeds. If using Tenacity as a post emergent, a non ionic surfactant needs to be added.
Please view the Tenacity product label for a full list of weeds controlled and tolerant turfgrasses to be sure this is the right product for the application.
We suggest that you refer to our Clover Prevention Guide for all of the recommended steps for clover prevention, and links to related products.
In the Spring, Hi-Yield Weed and Grass Stopper with Dimension Herbicide should be applied when soil temps average 55 degrees over 3-4 days for best results. For Fall applications, this product can be applied starting in late summer through early fall (August – November). Late fall applications (soil temperatures 70 degrees and below) will require a second or sequential application in early spring for control of summer weeds. View more information on the product label.
Contact your County Extension Office for more specific timing or use the GreenCast Soil Temperature Website for soil temp readings in your area.
After putting down Hi-Yield Weed and Grass Stopper with Dimension Herbicide, you will need to wait at least 12 weeks before putting down any type of grass seed or sod.
Please refer to the product label for more information.
Hi-Yield Weed and Grass Stopper with Dimension Herbicide is labeled for several weeds including crabgrass, goosegrass, sandbur, chickweed, henbit, and spurge. You can full list of weeds controlled on page 2 of the product label.
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 will want to use Monterey Vegetable and Ornamental Weeder after you have planted.
The Hi-Yield Weed and Grass Stopper with Dimension Herbicide label says that it works best when watered in with 0.5" of rain. Any amounts over that would be considered overwatering and would probably just wash the product away. Do not apply if heavy rain is expected within 24 to 48 hrs following the application.
View the full product label for more information.
