The answer to 'upholstery moldy' is that mold on upholstery is a common problem caused by excess moisture, poor ventilation, or a water leak. Symptoms include a musty odor, visible mold growth, and potential health issues for those with mold allergies or sensitivities.
To address moldy upholstery, it's important to first identify and fix the underlying moisture issue. This may involve repairing leaks, improving airflow, or using a dehumidifier. For mild cases, you can try DIY cleaning with a mix of water, white vinegar, and dish soap. However, for severe mold growth or if the upholstery is difficult to clean, it's best to call in a professional upholstery cleaning service.