Help plz with autoflower

scratt

Active Member
I have 4 autos Short Stuff Seeds #1 under 600w hps. I think they are going on the 4th week. I feed them around 10ml of cal-mag per 2 gallons and just gave them a sprinkle abit of bestie bloom last week. then acouple days ago i gave it lil under 1/2 dose of the nute. Gave it some fish fert once. My leafs tips are turning brown and seems like the "The center or vains are turning brown also
 
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