I've grown several crops using Peter's 20-20-20 along with tap water. I almost never check the PH. They grow big, fast, and healthy.
BigBlock Reviewed by BigBlock on . warning signs i am going hydro but at the moment have no way of checking ph. i got too excited and just started before i should've. i use ro water with gh micro and gh bloom.8 ml/16ml i have 5 gallon bux.with net pots and hydroton. air stones in each bucket. will they be ok like this or am i headed for trouble Rating: 5