Why Do People Use Coffee Grounds To Deter Moles And Does It Actually Work?

Coffee grounds are often recommended as a more humane way to deter moles because of their strong smell, but is this method backed by science?
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7 Natural Solutions to Keep Moles Away from Your Yard For Good

Key Points Use castor oil, coffee grounds, or garlic and chili pepper spray to deter moles.Flooding mole tunnels is temporary and best when combined with other deterrents.A long-term solution is to ...