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How to repair spots from pet urine in lawn grass
Identify spots caused by animal urine.
Dead spots in your lawn caused by animal urine will be round, and generally all in a single area of your yard. The individual spots may range in diameter from a few inches to over a foot.
Dogs especially tend to habitually urinate in a single area. Animal urine is not the only agent that can cause lawn damage and dead, brown spots of grass.