Mildew on outdoor furniture is a common problem, especially in humid or shaded areas. Not only is it unsightly, but it can also damage the materials over time and cause health concerns. Fortunately, you can effectively remove it with some simple, often household, ingredients. The best method depends on the furniture material, but a general-purpose cleaner can be made from white vinegar and water.
For a simple and natural solution, mix equal parts white vinegar and water in a spray bottle. White vinegar is a mild acid that kills mildew effectively. Spray the solution generously onto the mildewed surfaces and let it sit for at least 15-20 minutes. This gives the vinegar time to penetrate and break down the mildew. For tougher stains, you can use undiluted vinegar. After soaking, scrub the area vigorously with a soft-bristled brush or an old cloth. Avoid using wire brushes on sensitive materials like wood or wicker, as they can cause scratches. Finally, rinse the furniture thoroughly with a garden hose to wash away the mildew and any residual vinegar smell.
For more stubborn mildew patches, creating a paste from baking soda and water can provide extra scrubbing power. Apply the paste to the stain, let it sit for 10 minutes, and then scrub. Baking soda is mildly abrasive and helps to lift the mildew spores from the surface. Always test any cleaning solution on a small, inconspicuous area first to ensure it doesn't discolor or damage the material. For plastic and metal furniture, a mild dish soap and water solution can also be very effective.
Preventing mildew from returning is just as important as removing it. The key is to keep your furniture dry. After it rains or you clean the furniture, wipe it down with a dry towel. Whenever possible, store cushions and pillows indoors or in a dry, covered area. Using protective, breathable furniture covers can also shield your pieces from excess moisture while still allowing air circulation. With these cleaning and prevention strategies, you can keep your outdoor living space looking fresh and welcoming all season long.