Finding ants making themselves at home in the cracks of your garden bench can be frustrating. Not only are they a nuisance, but their nests can also cause damage over time. The good news is you can reclaim your seating with a few simple, effective strategies. Start by thoroughly cleaning the bench. Use a stiff brush to dislodge any existing nests and debris from the crevices, followed by a strong spray of water. A solution of equal parts white vinegar and water is excellent for wiping down the surface; ants dislike the strong scent and it erases their scent trails.
For a natural deterrent, create a barrier they won't cross. Sprinkle food-grade diatomaceous earth, cinnamon, or ground coffee around the bench legs. These substances are harmless to pets and plants but are effective ant repellents. You can also make a simple spray using peppermint or citrus essential oils mixed with water and a little dish soap, and apply it to the crevices weekly.
The most permanent solution is to eliminate the nesting space itself. Carefully seal deep cracks and crevices with a suitable outdoor caulk. This physically blocks entry and removes the dark, sheltered environment ants seek. Finally, practice good garden hygiene. Keep the area around the bench free of food crumbs, fallen fruit, and standing water, which attract ants in the first place. By combining immediate cleaning with consistent deterrents and physical sealing, you can enjoy your garden bench in peace, free from unwanted six-legged tenants.