I think Kratos is right. I use the same set up with FF products. I water once and next use fert. I alternate between grow big and water during veg and tiger and big bloom during flower. Just give the plants a break between ferts and you should be all right. If the leaves starting looking...
I’m hoping so. Was going to place my first order with them last night and saw they were closed for a week. Everything I’ve heard is they are the best for autos.