Nutrient strength

kesaber

Well-Known Member
I am trying to get my nutrient solution dialed in. My roots are browning, so I order some hydroguard and will do a res change today. I'm thinking of setting it at 400PPM. Any thoughts?

Please feel free to give input on anything else you may notice. New grower.
 

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BTW I have a DWC setup. growing in a 2X2.5 tent using a 200W light. Will ioncrease to 400W for flower.
 
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