The Green House Seed Company is the most successful cannabis business in the world. Winner of many international awards (34 High times Cannabis Cups, many Highlife Cups, and many more private awards in many countries), it is leader in cannabis genetics.

Arjan, owner and founder, has been acclaimed The King of Cannabis. He has always been committed to preserve the best landraces and to create the best genetics in the world, making sure that the growers choose good genetics, based upon their location, logistics and needs.

Our feminized seeds are guaranteed the best in the world, and we invest large amounts of time and resources developing new and innovative products for the benefit of the whole community. Check out our unique lab-tests on cannabinoids, terpens and DNA profiles for our strains! And check out the new color-coated seeds, allowing growers to try 5 strains at minimum cost!

 Breeders of the original strains: K-Train ®, Alaskan Ice ®, King's Kush ®, Lemon Skunk ®, NL5-Haze-Mist ®, Arjan's Haze ®, Arjan's Ultra Haze ®, Arjan's Strawberry Haze ®, Big Bang ®, El Niño ®, AMS ®, Great White Shark ®, Hawaiian Snow ®, Himalaya Gold ®, Neville's Haze ®, Super Silver Haze ®, The Church ®, The Doctor ®, White Rhino ® and White Widow ®. Feminized seed makers of the original Trainwreck , Cheese , Bubba Kush , Kaia Kush , Chemdog , Jack Herer.