Which roundup

However you use these non-selective products, especially those with residual, be aware they can kill any plant they contact. So, if you spray a hardscape and a rain quickly comes, the water could move the product to adjacent plants. These mistakes could be further compounded if the materials involved were non-selective with residual. Reference to commercial products or trade names does not imply endorsement by Michigan State University Extension or bias against those not mentioned.

This article was published by Michigan State University Extension. Understanding Roundup products. Before we get into understanding the chemistry of the different Roundup products, it is important to define a few herbicide-specific terms: Non-selective: A herbicide that generally kills any plant on which it is applied; e. Selective: A herbicide that kills only specific plants and does not affect other plants; most often, these herbicides kill broadleaf weeds and annual grassy weeds like crabgrass, but are safe to apply to the lawn.

Residual: A herbicide can have soil residual, which means it sticks around or resides in the soil for a time and continues to do its job; these residuals can range from one to days long.

Non-selective herbicides Roundup Weed and Grass Killer is used to kill broadleaf and grassy plants. Non-selective herbicide products Trade name Active ingredients What is different? Roundup Precision Gel Weed and Grass Killer glyphosate and pelargonic acid Pelargonic acid added for faster results and gel formulation for wiping on weeds. Non-selective with residual herbicides There are similar products described as non-selective with residual. Organic Herbicides—Do They Work?

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Develop and improve products. List of Partners vendors. The 7 Best Weed Killers of Eliminate pesky plants with these effective treatments. By Camryn Rabideau.

Camryn Rabideau. Camryn Rabideau is a freelance writer specializing in decorating and design. She covers home products for The Spruce. Learn more about The Spruce's Editorial Process.

Our Top Picks. Best Overall:. This all-purpose weed killer can be used all around your home, and it's rainproof in just 15 minutes. Best for Lawns:.

When used as directed, this herbicide will kill dandelions, crabgrass, and other weeds without harming your lawn. Best for Flower Beds:. Keep weeds out of your flower beds and vegetable gardens with this convenient, ready-to-use formula. Best Natural:. Green Gobbler is made from ethanol and vinegar, so you don't need to worry about spraying synthetic ingredients around your home. Best for Gravel:. As its name suggests, this herbicide kills all vegetation, making it ideal for gravel driveways and paths.

Best for Large Areas:. A one-gallon bottle of this concentrate can make up to 85 gallons of spray solution—enough to cover up to 25, square feet. Best Professional:. In This Article Expand. Our Picks. What to Look for. Why Trust The Spruce. What We Don't Like Must dilute yourself.

The 7 Best Gardening Tools of What We Don't Like Can kill your grass if used improperly. The 8 Best Fertilizers of What We Don't Like No smaller sizes available.

What Testers Say "Once I used the weed treatment, I did not see the weeds return to my mulch beds even weeks after application. The spring blitz of lawn care ads is in full swing as northerners emerge from their long winter slumber and begin to venture outside into the lawn. Roundup: The herbicide active ingredient in Roundup is glyphosate, which if sprayed on the lawn will kill not only the weeds but the lawn. This is a nonselective herbicide that controls any green plant on which it is applied.

These herbicides are effective on a broad range of weeds that might infest the lawn such as dandelion, crabgrass and nutsedge. When used properly it will not kill the desirable turfgrasses in the lawn. This is a selective herbicide that controls specific weeds, but not lawn grasses.