NORTHERN LIGHTS DWC Hydro grow
The PH keeps going up and I keep using PH down.....and it goes up again to 7.5!
Everyday, twice a day it goes up to 7.5 PH after I dose it with PH down.
She has stayed 5" inches tall for a month, not growing. :(
- Changed the water several times
- PPM is 450
-...