pH way too high. EC unknown- you need to read the chemistry link in my sig a couple times through. It says 'soil chem' but relates to water chem.
Correct pH for hydro is centered at about 5.8-6.0
stinkyattic Reviewed by stinkyattic on . HELP... Yellow Leaf Edges! Potassium deficiency? So i noticed the first signs of DRAMATIC leaf colour change yesterday on two of my Mystery Seed/Juicy G plants. My inital reaction was that the 42w CFL bulbs i am using are too close to the plants and burning the leaves, but this discolouration effect only happened on 2 of my 8 plants and of those two only one or two lower leaves were affected. To compensate i raised the lights another 4" from the plants, but when i returned today the yellowing edges have carried to another set of lower Rating: 5