i am so glad to hear from you.
1, photo period seed
2. I have putted canna aqua, RHIZO TONIC, CANNA ZYM (Light feeding) and RO water at the start(about a week ago). and than, I have putted Hydroguard today.
(total EC 0.9, PH 5.5)
3. I have a watrer chiller.the temperature is between 69 and...