Thoroughly saturate the moldy area, and at least 6 inches around it, with an anti-fungal spray that specifies it’s safe for carpets (it should also boast a “mold barrier” or “mold ...

I suggest that you lightly mist the area with the tea tree spray and allow to dry. Many times that will help to control mold. Why It Works: Tea tree oil is an anti-bacteria, anti-microbial.