Forward from: Smart gardening ideas
I know basically nothing about gopher control, but you may be able to use this information to plan for them if they live in your area. Personally, I wouldn't use fabric softener sheets. They smell like death to me, so they're probably not good for your soil/plants.
https://www.gardendesign.com/how-to/gophers.html
https://www.gardendesign.com/how-to/gophers.html