Install a sturdy fence at least 3 feet high with the bottom buried 12 inches deep and bent outward
Add an outward-facing electric wire a few inches above the ground
Seal gaps under sheds, decks, porches, and foundations
Remove brush piles, tall weeds, and dense ground cover near the area
Keep grass mowed short and trim vegetation regularly
Protect gardens with hardware cloth around beds and vulnerable plants
Use motion-activated sprinklers
Apply repellents labeled for groundhogs according to the product instructions
Remove food sources such as fallen fruit, vegetables, and pet food
Fill abandoned burrows only after confirming they are empty
Use live traps only if legal in your area and relocate only according to local regulations
Contact a licensed wildlife control professional for persistent infestations