Does Grobo sell seeds? November 30, 2018 21:43 Updated Follow Grobo does not sell seeds. You can find cannabis seeds through True North Seed Bank, Canuck Seeds. There are many other online and in-store locations. Check out our Seed Selection Guide for more information on which seeds work best in Grobo. Related articles Seed Selection Guide Are there any discount codes? I’m going away on vacation - will my Grobo be okay? What are the dimensions of the Grobo One? How much does the system cost to maintain? Comments 0 comments Please sign in to leave a comment.