Build a bloom experience?

Hey guys, I was just wondering if anyone here has experience with build a bloom? When do you use it? Right at flip?

not before week 2/3. and progressivly over the base nutrients

kingromano said:

not before week 2/3. and progressivly over the base nutrients

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Ok cool.....Base nutrients? I just top dressed with build a flower. I'm hoping it gets me through to the end. Maybe add a lil craft blend along the way?

I add it to my compost tea once they show flowers