Xtreme Seeds is a Spanish seed bank which include awesome strains created by renowned growers and breeders from the spanish cannabis scene.
They do wide selections of plants to use their own parents for their hybrids, thus developing unique genetics with distinct personality. Doubtless, their most outstanding varieties are the XXL automatic strains, which we offer here.
As you can see, their range of XXL autoflowering and feminized seeds include awesome genetics, ideal to get the most out of your grow space.
OG Kush Express Auto from Xtreme Seeds is a feminised autoflowering cannabis strain based on OG Kush genetics. This is the automatic version of a variety combining SFV OG and Hash Plant. It grows very vigorously, and can reach between 80 - 150 cm, d [...]
Extreme Seeds present Blue Kush 99 Auto, an automatic feminised cannabis plant created by crossing two old school varieties, Pakistan Chitral Kush and Mazar Blue Cap. The result is a potent autoflowering cannabis strain, tasty, resinous and with a pr [...]
Extreme Seeds proudly present High Mass ASB, an extremely productive Super-auto plant developed from Critical Mass (Bilbo cut) and retaining all the aroma, flavour and potency of this clone-only champion. Find feminised seeds of the biggest, most pro [...]
Xtreme Seeds presents here Zkittlez OG Auto, the most powerful AutoFem strain within the Classic Line range of this seedbank. It is a strain with a THC level of 18% and a delicious fruity aroma. It is now available in our feminised auto-flowering see [...]
Sour Ryder ASB S1 is a Super Auto cannabis strain based on Sour Diesel genetics that has been developed by Xtreme Seeds. Now to be found as feminised seeds at Alchimia Grow Shop. Created by crossing the Sour Diesel to the High Ryder ASB line, this v [...]
Alchimia is happy to present Fruit Orange Cookies ASB by Xtreme Seeds, a super AutoFem variety of large size with a generous production that offers a gourmet tangerine and other citrics flavour. Fruit Orange Cookies ASB, a super productive AutoFem [...]
Xtreme Seeds invites you to discover their new Super Auto genetics, specifically bred to give huge harvests in the great outdoors. Now available in the autoflowering seed shop at Alchimiaweb. High Ryder ASB is a 5th generation autoflowering plant, t [...]
Xtreme Seeds preset here their autoflowering version of the renowned Tangerine. Now available in Alchimiaweb's catalog of AutoFem seeds. This genetics is ready ot harvest after 75 days from seed germination, yielding from 40 to 100g of dried buds pe [...]
Xtrem Seeds presents Afghan Shadow, a large Indica dominant auto-flowering variety that gives a lot but asks very little. This variety is now available at Alchimiaweb catalogue. Afghan Shadow is a cross between an Afghani female and Black Ryder 98 A [...]
Alchimia presents Black Ryder 98 ASB by Xtrem Seeds, a giant auto-flowering Indica dominant hybrid that offers results rivalling the best photoperiod sensitive plants. This variety is a cross between the famous Black Domina 98, which stands out for [...]
