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  2. How to Stop Crabgrass From Taking Over Your Lawn - AOL

    www.aol.com/lifestyle/stop-crabgrass-taking-over...

    Crabgrass (Digitaria spp.) is a resilient weed that grows low to the ground with long stems, or tillers, radiating from the center of the plant, somewhat resembling the legs of a crab. Left ...

  3. Preemergent herbicide - Wikipedia

    en.wikipedia.org/wiki/Preemergent_herbicide

    If applied when preemergent herbicide is needed, the fertilizer may burn or stress the lawn. If applied after the lawn "green-up", weed seeds will have already germinated and the herbicide will be ineffective. [3] Preemergants do not prevent seeds from germinating, they prevent cell division, and prevent vital parts of the weed from forming

  4. Crabgrass is best controlled in the spring. Here's how to ...

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  5. The Best Time To Apply Weed Killer To A Lawn, According To ...

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    Two easy ways to ensure the grass is mowed properly is, according to Cannon, to know the turf type and how much to mow and use a sharp mower blade to avoid tears or rips, which are basically open ...

  6. Quinclorac - Wikipedia

    en.wikipedia.org/wiki/Quinclorac

    It is found in some household herbicides for lawn use. Most [citation needed] lawn maintenance companies use the product for the control of annual grass weeds like crabgrass. Quinclorac is a synthetic auxin. [2] [3] Heap considers it to also have a cellulose herbicide action, [4] although some studies show quinclorac to have no cellulose action ...

  7. 2,4-Dichlorophenoxyacetic acid - Wikipedia

    en.wikipedia.org/wiki/2,4-Dichlorophenoxyacetic_acid

    2,4-Dichlorophenoxyacetic acid is an organic compound with the chemical formula Cl 2 C 6 H 3 OCH 2 CO 2 H.It is usually referred to by its ISO common name 2,4-D. [4] It is a systemic herbicide that kills most broadleaf weeds by causing uncontrolled growth, but most grasses such as cereals, lawn turf, and grassland are relatively unaffected.