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

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

    If you use a pre-emergent herbicide, you’ll need to wait to plant grass seed until 60 days after application. To lay down sod, wait 75 days. John D. Byrd, Mississippi State University, Bugwood.org

  3. Preemergent herbicide - Wikipedia

    en.wikipedia.org/wiki/Preemergent_herbicide

    In some areas of the world, they are used to prevent crabgrass from appearing in lawns. [1] Preemergent herbicides are applied to lawns in the spring and autumn, to prevent the establishment of weed seeds. They will not affect any established plant. In the spring, they should be applied when air temperatures reach 65–70 °F for four ...

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

    www.aol.com/lifestyle/best-time-apply-weed...

    Check the lawn and monitor for any unwanted plants sharing space in the grass. "Walking your yard on a weekly basis will help spot the weeds before they take over and a stronger herbicide is ...

  5. How To Get Rid Of Crabgrass That's Growing In Your Lawn ... - AOL

    www.aol.com/lifestyle/rid-crabgrass-thats...

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  6. Quinclorac - Wikipedia

    en.wikipedia.org/wiki/Quinclorac

    Quinclorac is an herbicide used primarily to control crabgrass. [1] 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.

  7. Digitaria sanguinalis - Wikipedia

    en.wikipedia.org/wiki/Digitaria_sanguinalis

    Digitaria sanguinalis is a species of grass known by several common names, including hairy crabgrass, [2] hairy finger-grass, [3] large crabgrass, crab finger grass, purple crabgrass. [4] It is one of the better-known species of the genus Digitaria , and one that is known nearly worldwide as a common weed.

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