4 weeks into flowering . i had a 150 watt hps but swapped back to multi cfl's hehe i was wondering should i change out the rez every week? i am using bot. bloom and an big bud. my rez is 5 gallons so i have half of it the botonaire 1 part bloom fert and then 2.5 gals of big bud? well i just got some cal mag so i was wondering a good schedule and so on? should i re do the resivour every week? and swap and mix the ferts?
4 weeks in
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