Mold by stuff

Mold on drywall where there was little air circulation Hongos en gypsum sin ventilacion, Montaña Paraiso, Escazu, Costa Rica

Mold on drywall where there was little air circulation
Hongos en gypsum sin ventilacion

A sample of mold growing on drywall where there was poor air curculation due to stuff being left near the wall.