Why does dog urine kill grass? The simple answer is nitrates. If you fertilize your lawn, it already has elevated levels of nitrates, so adding even a little more can kill your grass. Dog urine contains a variety of nitrogen compounds that kill grass.
How do I stop dog urine from killing my grass?
7 Tips to Prevent Dog Urine Spots on Your Lawn
- Fertilize your lawn less, or not at all, in areas where your dog urinates. ...
- Spray areas where your dog urinates with water. ...
- Encourage your dog to drink more water. ...
- Replant affected areas with a more urine-resistant grass. ...
- Feed your dog a dietary supplement.
Will grass grow back after dog urine?
Minor dog urine damage may fill in with the surrounding grass over time, but you don't have to wait on nature. Even though you can't bring dead grass killed by dog urine back to life, you can repair dog urine spots so they look as good as new.
