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Why does dog urine kill grass?

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Urine is naturally high in nitrogen and alone can cause grass burns. Lawn fertilizer also contains nitrogen. An excess of either or a combination of urine and fertilizer may result in an overdose of nitrogen, thus "burning" the grass. Salts and other compounds in dog urine can also contribute to grass damage. read more

Some people say that female dog urine causes more trouble to the lawn than male dog urine. It may seem like the urine itself is the cause, but it's actually just the way they urinate. Female dogs can cause more damage to grass than males simply because most tend to squat and urinate in one place while many males lift the leg and "mark" upright objects in multiple locations. read more

Our dog fenway loves to pee in the grass, he will only go on the grass, so after 2 years of dead spots on the nice part of the lawn, and bringing the grass back to life after every winter, we now have his own area of the side yard, “Fenways Park” (his name is Fenway Frank). read more

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