Cannabis advocates take a look at growing booths throughout the event.

https://www.google.com/search?q=canna+Con&espv=2&biw=1280&bih=703&source=lnms&tbm=isch&sa=X&ved=0ahUKEwi3gPTl_KvRAhUU-mMKHXPlDJoQ_AUICSgE#tbm=isch&q=cannacon+seattle&imgrc=M3ByWdWhmYgMAM%3A