Check out the new Seeds and Clones issue of Grow Magazine featuring an article on Feminized Seeds written by our Founder Adam.Read More
The GemmaCert is a portable lab analysis tool for cannabinoid profiles. In this video we show a step by step process on how to use the device and we review its accuracyRead More
This is Part 2 of our Germination Tutorial Series. here we discuss the steps after the initial seed cracking and share some tips we commonly use at Twenty20.
A How to Video on the way we Germinate Seeds at Twenty20 Mendocino.
This is a simple How To Video on making STS at home for the purpose of reversing female cannabis plants for the purpose of creating feminized pollen for s1 reversals or fem crosses.