‘It’s a phenomenon’: How 4/20 grew organically from a group of Northern California high schoolers into marijuana’s holiday

 ‘It’s a phenomenon’: How 4/20 grew organically from a group of Northern California high schoolers into marijuana’s holiday

During fall 1971, at 4:20 p.m., just after classes and football practice, “The Waldos” would meet up, smoke a joint and go in search of a friend’s brother’s weed patch.

Saturday marks marijuana cultures high holiday, 4/20, when college students gather at 4:20 p.m. in clouds of smoke on campus quads and pot shops in legal-weed states thank their customers with discou…