2 Learn How - Placer County Cannabis http://2learnhow.com/story.php?title=placer-county-cannabis In unincorporated areas of Placer County, the commercial cultivation, manufacturing, retail, and delivery of cannabis have not yet been permitted. Using cannabis for medical purposes is legal in the county. CaliforniaCannabis.org/placer is a useful resource for information on cannabis in Placer County. Fri, 27 Jan 2023 15:28:51 UTC en