The answer to 'window moldy' is that mold growth on windows is a common problem caused by excess moisture, poor ventilation, and lack of cleaning. Mold can appear as discolored, fuzzy patches on the window glass, frame, or sill. It's important to address the root causes to prevent recurring mold issues.
Some common solutions include improving airflow and ventilation, using a dehumidifier, fixing any leaks, and regularly cleaning and drying the windows. For small, manageable mold growth, homeowners can often clean it themselves using a mild detergent or vinegar solution. However, for extensive mold or mold that keeps returning, it's best to call in a professional mold remediation service to properly identify and treat the problem.