Im runnin a 50g Rezy (w/ buckets) and after the last two weeks the girls really like Hydroton ...With MK and BBK arent they sensitive to over watering ? Especially when the PPM's are high ? third week in now and im still at twice(feeding) every 18 sittn around 400-450 ...Im lookin at August for 12/12...Any thoughts on Cutting Edge Solutions.... oh and what is optimum water temp ? .... I think mines high