B+ is a comparatively common pressure so you should be able to find this on just about any significant spore or growkit supplier in the US, Canada, or Europe. Here are several of our favorite distributors which provide B+ genetics: Contamination stays the biggest concern all through this stage, so https://bookmarkgenius.com/story19988729/the-5-second-trick-for-the-2-minute-rule-for-b-plus-cubensis