It is the rarest and daring variety created by the Fast Buds team of biologists. Californian Snow is a cross between an American phenotype Old School Hot California, with a strain of Canadian Ruderalis, discovered in late 2014. It is the rarest and daring variety created by our team of biologists. Californian Snow is a cross between an American phenotype Old School Hot California, with a strain of Canadian Ruderalis that we discovered in late 2014.