The Waldos referred to this plan with the phrase '4:20 Louis'. Calling themselves the Waldos, because their typical hang-out spot 'was a wall outside the school', the five students-Steve Capper, Dave Reddix, Jeffrey Noel, Larry Schwartz, and Mark Gravich -designated the Louis Pasteur statue on the grounds of San Rafael High School as their meeting place, and 4:20 pm as their meeting time.

In 1971, five high school students in San Rafael, California, used the term '4:20' in connection with a plan to search for an abandoned cannabis crop, based on a treasure map made by the grower. 3.3 Legislation and other government recognition.

2 International day for cannabis-related protests and events.