Patio umbrellas stored in the garage for winter can mildew and become bug infested. Protect you umbrella with this cleaver hint. When the warm weather arrives, spending time on the patio becomes a favorite pastime for many people. A patio umbrella is a valuable addition to any outdoor space, providing shade and protection from the sun’s rays. However, if not properly stored, your patio umbrella can become a breeding ground for bugs and mildew. To keep your umbrella bug and…