Fence Them Out: Groundhogs can jump short fences and tunnel under others, so it’s important to do this right. Buy chicken wire (at least six feet tall) and five-foot posts. Bury the wire twelve inches deep to prevent tunneling. Bend that away from your garden to keep groundhogs from climbing over it.Click to see full answer. Beside this, can groundhogs climb?Though they spend most of their time on or under the ground, groundhogs can also climb trees.Furthermore, what will keep groundhogs away? Deter With Garlic and Pepper Groundhogs hate the smell of garlic and pepper. To deter them from ever returning to your garden, crush some garlic and pepper and throw it into their burrows. Do this day after day until they flee. You can also make a garlic and pepper spray to spray your vegetables. In respect to this, is it bad to have a groundhog in your yard? A groundhog’s, or woodchuck’s burrow are holes with large piles of dirt at the entrances and are a nuisance and can be dangerous. A groundhog’s tunnels are very large and have many chambers which are invasive to your lawn and garden. So basically, they love to set up around your garden’s fence or a farm’s field.Do groundhogs attack humans?Though groundhogs don’t typically attack people, groundhog-human interactions are common.