BMO in Promix?

can i use this in feeding chart in a pro mix bx(with mycorise) medium???

i use BMO is soil-less mixture that i make at home that is very similiar to promix and it works great

Start off at quarter strength and work your way up

can you over do it with bmo's stuff? should you nute twice a week in 5 gallon containers?

Feed, water, water, feed, water, water, and so on