Quote Originally Posted by kallidah
The problem started before i sprayed them with fungicide. I will give them a wash though. They are all lower branch leaves if that helps. I am going to change the water and nutrients out and use a little less nutrients to see if that helps.
In that case the nute concentration won't matter if the PH keeps climbing.
PH extremes lock out nutes.
Hydrotron usually causes PH to rise even when properly pre-treated.
Phosphoric acid is best as a PH down.

Aloha,
Weezard