Q: The siding on my home has recently become covered with mildew and algae. I thought vinyl siding was supposed to be maintenance-free. How should I clean it? A: The mildew and algae are feeding on ...

Question: I need your help. I own a summer home on a lake that has a dock and large deck. I’ve also got my primary home, which has an outdoor patio surrounded by huge trees and expensive landscaping.

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Q • The siding on one side of my house keeps turning black. I rinse it off, but it keeps reappearing. I think this might be mold.