Use the h2o2 for clean up between grows.

put in an air bubbler instead

drop in some ice cubes,it will dilute your nutes but thats better than boiling your roots. ideal is 65-68 degrees

use some hygrozime to clean up the dead roots

use a filter on the return line(s) to catch the decayed roots
Daddynobucks Reviewed by Daddynobucks on . Droopy plants dark phase I have some plants that I just switched to 12/12 4-5 days ago. I live in a hot area, so I have root rot problems. I changed the water yesterday - 4 gallons of water and I added 2 cups of 3% H202 in addition to the nutes. One plant looked particularly droopy after 45 mins, so I emptied out a 1.5 gallons of the nutes+H202 water and replaced it with ph balanced water without anything else. The droopy plant came back to life and I went to sleep sometime later. This morning, I checked on the Rating: 5