See pictres below..( i treated them for calcium deficincy, the first picture is when i thought it had that and now I think I fixed it but it still looks sick) also they were yellow and brownig tips due to somthing I so I stopped feeding them nutes and they as u can see are turnig green again but hte tips are still brown and dying

Age 5 weeks
Hydro- serperet 2 galln buckets with bubble stone.
PH-6.2( was too high before I fixed it at 6.7, 6.8 which may have caused these problems what ever they may be)
Medium- rock wool(which got slight algae on it, i am light prooving my stuff now)
Temp- 78 degrees F
Humity- 39%
Light- 400w MH
Light cycle 18 on 6 off

ROOTS ARE KIND OF BROWN dont know what wrong( might be the problem. Can anyone please help me learn what is wrong and how to fix it.??
FlyPaper Reviewed by FlyPaper on . First Time Hydro Need Help? See pictres below..( i treated them for calcium deficincy, the first picture is when i thought it had that and now I think I fixed it but it still looks sick) also they were yellow and brownig tips due to somthing I so I stopped feeding them nutes and they as u can see are turnig green again but hte tips are still brown and dying Age 5 weeks Hydro- serperet 2 galln buckets with bubble stone. PH-6.2( was too high before I fixed it at 6.7, 6.8 which may have caused these problems what ever Rating: 5