Have a 55 gallon fresh, planted tank, cycled, various plants , 1/2 about 1 month old (plants), swords, java fern, moss, crypts, cranium, and few others....2.4 wpg, liquid fertilizer once a week (flourish), 2217 eheim filter with j hook for no water disturbance, ph 6.8 kh 6, co2 pressurized...