420babyanswered grow question 4 years ago Yes, your every guess is right.
The combination is sold here, and it has the necessary nutrients to last a month it says. I was trying this new soil and was unaware of this part. so it's not soil, mostly coco and vermicompost
So yes fed nutrients got leaf burns early weeks, did a flush, only plain water past 2 weeks now, still got upper fan leaves burnt