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 I’m going away on vacation - will my Grobo be okay? How much does the system cost to maintain? Are there any discount codes? What are the dimensions of the Grobo One? Comments 0 comments Please sign in to leave a comment.