Turf Talk
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Category Archives: Pets

I am a dog owner. I let my dog out to do his business in the back yard. Is there anything I can do about all the dead spots caused by his urine?

I’m afraid there isn’t much you can do to repair the damage once it’s done. Given enough time, any dead spot in the lawn will fill in eventually. Your dog’s urine is acidic. Female dog urine is more acidic than males. Of course the bigger, and more energetic your dog is, the more water it will drink and the more it will urinate. The urine, being acidic, changes the pH of the soil. Grass requires a pH of 5.5 to 6.5 to thrive. The more acidic the soil, the greener the lawn. You’ve probably noticed that around the very edge of the dead patches that the grass is usually darker green. This dark ring of grass around the dead spot is growing in acid soil that has improved the colour but isn’t acid enough to kill it. Whenever the pH of the soil becomes too acidic, or too alkaline, the…

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