I've heard of this Mr. Canucks from a couple of other journals and so far they both have dropped his method, somehow he gets it to work using a dry soil amendment but coco isn't soil and shouldn't be treated as such. I hope it works for you but you should read this thread, as mentioned above, 1/4 strength nutes to run off daily or risk build up in the coco, leads to more flushing or plant problems
Hi 420 ! So, As much as possible, I like to spend my time on here helping out new coco/hydro growers. I started out like those guys and someone spoon fed me untill I was a big boy and could handle reading a number on a stick. I'm finding myself spending my limited time here on the wrong...
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Good luck, I'll follow along and see how this dry amendments works for you.
Happy growing!