Origin: Often renowned as one of the best marijuana strains ever developed, the Super Silver Haze is definitely a must-try for all marijuana users out there. It was first created in the United Kingdom by Mr. Nice Seed Bank and Greenhouse Seeds in the 90s. Super Silver Haze is a Sativa-dominant strain. Its fame and recognition even garnered it to be called the “King of Sativas” at one point in time. It is also the only marijuana strain to bring home two (2) Cannabis Cups in consecutive years.