Ed Rosenthal Endorses CTU

Ed Rosenthal, the Guru of Ganja, is a prominent member of our esteemed CTU faculty.

Ed Rosenthal is a California horticulturist, author, publisher, and cannabis grower known for his advocacy for the legalization of marijuana use. He served as a columnist for High Times Magazine during the 80s and 90s. Ed Rosenthal brings nearly 50 years of experience to his teachings and has sold millions of books on how to grow cannabis. We are lucky to have him on our team at CTU!

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