If you are worried about Ph then check out the chart of Ph availability in the FAQ.

Ph should very with the cycle from 5.2 up to 6.2 depending on how the plant responds.

http://boards.cannabis.com/showthread.php?t=25080
Zandor Reviewed by Zandor on . aeroponic ph question i use an aeroflo36 that can be seen here... http://gallery.cannabis.com/index.php?cat=45139 what should the ph of the resevoir be in an aeroponic system. it seems to me that since the roots arent encased in rockwool but rather are suspended and misted that 5.8 is a bit low. i currently keep it at 6.0 since im unsure. any help would be sweet....thx friends Rating: 5