Masterclass Hidde Siers (Plantarium) | Cannabis University 2018
EN: Hidde Siers has been working at Growshop Plantarium in Nijmegen since 2009. When he discovered how much demand there was for scientific information about the medicinal effects of cannabis, he went deeper and deeper into this and grew from enthusiast to expert. Since April, Hidde has been touring the Netherlands with his lecture ‘Medical […]