Unless you're using organic nutes I highly suggest H202 to kill off any unwanted stuff in your system and keep your res sterile. Res changes every week is overkill and a waste of nutrients, every 3-4 weeks is suffice.
Zedleppelin Reviewed by Zedleppelin on . Another growing question for those that do hydro... when changing nute's weekly do you when draining the 55 gal drum totally scrub it weekly or is this really necessary....also is there any reason to take plants out of containers totally drain the small buckets and wipe them down on a weekly basis.? with the plants getting 3 ft tall I am so afraid we will bump the buds around too much at this point in the grow..we have been scrubbing the filters taking the pumps apart weekly etc. and I was just wondering if this Rating: 5