Do you still need CalMag while using Biotabs

dolchmann

Active Member
Has anyone growing auto's had a CalMag deficit while using Biotabs?
This is my first time using Biotabs. On day 19 or 20.
J
 

Tadharter

Member
I grow in soil and use tap water. Never needed to use it. If you give more info about your grow, someone can help. Pics help a lot.
 
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