Quote Originally Posted by Chabnoc
You are not using reverse Osmosis water, are you?
Yea, been using it since the begining. And yes, I use Cal-Mag+ as well.
Here's pics of the white widow, which looks the worst.
I tried flushing them a couple of weeks ago, because I thought there might be salts built up in the rockwool, but it didn't seem to help. This is weird, the pH usually goes up.

[attachment=o138295] [attachment=o138296] [attachment=o138297]