Country directory

Cannabis breeders in the Netherlands

Dutch cannabis breeding starts with the coffeeshop tolerance policy of the early 1980s, which gave Amsterdam something no other city had — a legal retail counter that doubled as a feedback loop for the breeders working upstairs. Sensi Seeds opened in 1985, Green House Seed Co. launched the same year, and Barney's Farm followed in 1986, all working from imported American seedstock and Hindu Kush landrace material brought back along the hippie trail. The first High Times Cannabis Cup ran in Amsterdam in 1988 and stayed there for nearly three decades, which turned the city into a global testing ground for new genetics and put Dutch breeders at the top of the international catalogue order. Dutch Passion released the first commercial feminized seeds in 1998 and the rest of the Amsterdam houses converted through the 2010s, until the photoperiod-feminized format dominated nearly every catalogue on the European market. The breeders listed on this page anchor that tradition — most have been continuously active for thirty years or more, and the strain lines they stabilized still appear under different names in catalogues across four continents.