well i know the humidity is too high i just got humidifier so that could be it, it has good air flow because i have a intake and outake go on for 30 mins every 30 mins , and it is in coco loco soil so i was told i have too water every day then they started wilting so i let them dry out and they started looking a little better so i started watering and feeding again every 2 days until they were almost dry now they look like crap but there still growing