- Ancient of MuLv 61 month ago
I used it for mice and it did nothing.Just like those fancy ultrasonic devices.
- Mr.357Lv 71 month ago
We use McCormick Spearmint flavoring in combine an truck cabs during the off season. It helps a lot.
- The First DragonLv 71 month ago
Only a tiny bit. About as much as it repels humans.
Balsam fir repels rats. There is even a company called Fresh Cab that sells balsam fir for this purpose. It smells great to humans, but rodents hate it.