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  2. Pythium in turfgrass - Wikipedia

    en.wikipedia.org/wiki/Pythium_in_turfgrass

    Pythium disease, also known as "Pythium blight," "cottony blight," or "grease spot," is a highly destructive turfgrass disease caused by several different Pythium species. All naturally cultivated cool-season turfgrasses are susceptible to Pythium and if conditions are favorable to Pythium it can destroy a whole turfgrass stand in a few days or less. [1]

  3. Gray leaf spot - Wikipedia

    en.wikipedia.org/wiki/Gray_Leaf_Spot

    However, as the lesions mature they elongate into rectangular, narrow, brown to gray spots that usually develop on the lower leaves and spread upward on the plant during the season. The lesions elongate and expand parallel to the leaf veins and can be 1.5 to 2 inches long. With favorable weather the lesions can rapidly merge and kill the entire ...

  4. Sulfentrazone - Wikipedia

    en.wikipedia.org/wiki/Sulfentrazone

    Both light and oxygen are required for this process to kill the plant. [4] [9] ... perennial ryegrass, Kentucky & rough bluegrass, bahiagrass, Bermuda grass ...

  5. Why You Might Need to Purposely Kill Your Grass - AOL

    www.aol.com/why-might-purposely-kill-grass...

    Killing your entire lawn gets rid of everything—grassy and broadleaf weeds, off-type lawn grasses, and the few strands of good grass you have left. Unlike the five percent household vinegar used ...

  6. Herbicide - Wikipedia

    en.wikipedia.org/wiki/Herbicide

    The herbicides kill weeds as they grow through the herbicide-treated zone. Volatile herbicides have to be incorporated into the soil before planting the pasture. Crops grown in soil treated with a preplant herbicide include tomatoes, corn, soybeans, and strawberries. Soil fumigants like metam-sodium and dazomet are in use as preplant herbicides ...

  7. Lolium perenne - Wikipedia

    en.wikipedia.org/wiki/Lolium_perenne

    Lolium perenne, common name perennial ryegrass, [1] English ryegrass, winter ryegrass, or ray grass, is a grass from the family Poaceae. It is native to Europe, Asia and northern Africa, but is widely cultivated and naturalised around the world.

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