Nice sea of green (or purple, rather - I've already seen the other comments so no extra explanation necessary. ;) )
Don't think I've had blueberry. Lots of blue cheese, mainly. My all-time favourite, which I'll smoke for the taste alone, has to be lemon haze. Though I struggle to get that half the time.
Good luck with the grow!
RE: CANNABIS LOG : Winter 2017-18: BLUEBERRY OG & The Incredible Bulk - part one