Fresh buckets starting with distilled water, Calmag(1-0-0) Advanced Nutrients Big Bud (0-1-3) a small amount of MOAB (0-52-32) and Terpinator. My biggest challenge with these is algae which is new to me. Ive found a small shot of peroxide is working best since it doesnt have oxygen. I also think i am getting light into my reservoirs. Its the price of an education