Install a sturdy fence buried 12 inches deep with an outward-facing L-shaped bottom
Use 3/4-inch or smaller mesh hardware cloth
Keep grass short and remove brush, weeds, and debris
Eliminate nearby food sources such as fallen fruit, vegetables, and pet food
Protect gardens with row covers or enclosed cages
Seal openings under sheds, decks, and porches with buried wire mesh
Use motion-activated sprinklers
Place deterrents such as predator urine or commercial repellents around burrow areas
Fill abandoned burrows only after confirming they are empty
Trap groundhogs only where legal and permitted
Contact a licensed wildlife control professional for persistent problems