Q.Can I Use Mouthwash To Sterilize Garden Tools?
I have some outdated mouthwash. What can I use it for in the garden? I hate to just throw it away.

BushDoctor
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on July 10, 2025
Sure! That wouldn't be a bad idea. Even if it is the kind with fluoride in it, it will not be enough to harm anything.
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