this is plain and simple all you need to know
Tricky .
aaah no
#1- You do not need coco specific nutes to get the best results and ease of use. Read threads in this forum to see all the nute brands that work GREAT.
#2- You DO NOT need runoff and certainly not 40% runoff which is a massive waste of nutes. No runoff in coco works just as great as runoff. Check the grows on this forum with no runoff.
#3 Hand watering sucks