Some of the things that sprouted in the MICRO blocks are ready to go into MINI blocks. I've made my first batch of 2" MINI blocks with the 3/4" pin to make a hole big enough for the MICRO blocks to be inserted.I was frustrated and concerned that the 3/4" pin in the MINI wasn't really deep enough to put in the MICRO and have it even with the surface. I'd even like it to be a little below the surface, because some of these seedlings so close to the top are floppy, and I want to give them a little ...