Looking for bubble tea in Groningen? On Bubbleteahub.com you will find the most recent overview of all bubble tea sellers in the Netherlands.
In Groningen you go to:
Moong: at 80 Herestraat. Nice place, nice interior and good taste experience.
Bubble Tea 4 You&Me: at Oude Ebbingestraat 83 or Westerkade (83?) with the ice cream cart when the weather is nice. Many different flavors, compose your own.