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. | From a Google search as to why it works. I'm not going to try it because I can barely keep up with the grass as it is.
Sugar water on lawns is effective because it forces grass roots to reach down further into the soil to find the essential nitrogen they need. By encouraging this kind of root growth, the grass will choke any weeds in its vicinity. It also causes the grass to gobble up all available nitrogen, leaving none for weeds. | |
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Putting sugar on your lawn
