Can Rats Have Peppermint, , , , , , , 0, The 5 Best Peppermint Oils to Repel Rats (and Other Pests) - A-Z Animals, a-z-animals.com, 2560 x 1707, jpeg, I have a peppermint plant that is thriving and since it's in a pot, I'm thinking of bringing it inside to keep in the rat room. I'm hoping it might make the room smell fresh, but. Rats are just so gross. I mean look at this and tell me you would like to put them all over your face and partially in your mouth. Like ew who would do that?, 12, can-rats-have-peppermint, Tourist Destinations I have a peppermint plant that is thriving and since it's in a pot, I'm thinking of bringing it inside to keep in the rat room. I'm hoping it might make the room smell fresh, but. Rats are just so gross. I mean look at this and tell me you would like to put them all over your face and partially in your mouth. Like ew who would do that?