Having a deck can make your home much more enjoyable during warm months, but you must take proper care to ensure its safety, value, and to keep it looking well maintained. A few tips experts have provided to help you preserve your deck are: Wash your deck with appropriate cleaning supplies every year around mid-to-late spring to avoid mold and mildew. After you have thoroughly washed your deck and made sure it is dry, seal it. Replace any imperfections such as faulty nails or loose boards. Experts also recommend trimming any bushes or trees that may be close to the deck so the production of mold and moss will be terminated. More here