Hey. im running 2 600 watt lights in a 60" cool tube. The vertical garden is the vertigrow flex from VerticalHarvests. The strains are Durban Poison and blue dream. here is 20 days ago. I vegged 18/6 for the past 3 weeks on the Lucas formula and roots accelerator. I dont change my res for the whole cycle and stop adding nutes 2 weeks up until harvest.