Hi I need some help I'm a new grower I started off using pure of coco from General hydroponics Coco tech .I started my Seed and a solo cup germinating in paper towel paper my problem is I think I over planted by putting it in a 3 gallon pot too early here a few pictures doesn't seem to be growing as fast as I would like and they seem to be turning a little yellowish here are a few pictures if anybody can help I would appreciate it thanks,