Entity integrity is one of the primary rules of effective database construction. It refers to the process of enforcing a primary key for each table in a database, where the key must be either a row or a combination of rows that are unique non-null values.
If you use Senate Bill 420 as a general guideline (SB420) then you can have 1 mother plant, 12 immature plants, and 6 mature plants. I highly recommend having your medical marijuana recommendation or a copy of next to the plants.
In November 1996, voters approved Proposition 215, which legalized under state law the cultivation and possession of marijuana in California for medical purposes. State law also authorizes cities and counties to regulate the establishment of medical marijuana dispensaries in their jurisdictions.