When it comes to buying cannabis seeds, making sure you get the best genetics possible is essential if you want to get the most out of your plant. A great way to ensure this is to look at the reputation of the seedbank you are buying from, because if anything is an indication of quality, it is happy customers. With this in mind, we have put together a list of the top 10 best selling seedbanks here at Weed Barcelona – chosen by growers for growers.


1.  DNA Genetics

DNA has won over 150 awards for their contributions to the cannabis industry throughout the world. DNA has won the illustrious High Times ‘Top 10 Strain of the Year’ award more than five times, is the only seed company to have received every award presented at the High Times.
 DNA Genetics actually started life as a Californian-based seed bank back in the eighties, but later moved to Amsterdam in 2002 to take advantage of the more cannabis friendly environment. It was a move that helped bring the best of American cannabis genetics right into the center of the European cannabis scene, using their expertise and fresh take on certain strains to help shape the wider market as a whole.



2. Barney’s Farm

The team of experienced breeders at Barney’s Farm has been gathering landrace genetics from around the world since the  early 1980’s. This enables Barney’s Farm Research Lab to create the very best and rarest marijuana strains.

Barney’s Farm has won many international prizes for the high quality and stability of its products and is a recognized world leader in the production of top quality seeds.

They are well known for their love of experimentation with high-quality genetics and have consistently produced strain after strain of top-shelf cannabis. Based in Amsterdam, The Netherlands, Barney’s Farm are at the very heart of cannabis culture and have pretty much been there from the start. All throughout the eighties, the breeders of Barney’s Farm traveled the world, collecting a whole array of the best cannabis strains available, ready to be bred back home. It resulted in the foundations from which they grew to fame, using their unique breeding skills to hone and meld all kinds of captivating strains.



3. Royal Queen Seeds

Royal Queen Seeds is among the fastest growing cannabis seed companies in Europe.

Cannabis, Marijuana, Weed, Skunk, Bud, Chronic, Ganja – whatever you call it, they have a great selection of feminised, autoflowering and medical seeds for you to choose from.

Whether you are looking for an Indica, a Sativa or an autoflowering strain (containing Ruderalis genetics), they have something for every cannabis lover’s taste. All of their seeds are feminised, meaning you’ll have no male plants to identify and remove – so you can concentrate on raising the bud producing female plants.

They have taken the market by storm with their very affordable prices, rock solid genetics, and big strain names. If you have not tried them before, they are well worth a go.



4. Dinafem

Dinafem Seeds is present in all European countries where seeds are sold. Its presence is also increasingly important in the rest of the world and it is regarded as a one of the most prestigious and cutting-edge seed banks with top-notch autoflowering and feminised seeds that are widely appreciated. Throughout this period, it works with new high-quality Californian genetics among which OG Kush, Bubba Kush, Dinachem or Purple Afghan Kush are worth a special mention.

In 2015, Dinafem Seeds celebrates its 10th anniversary, and decides to focus its efforts on the development of CBD-rich strains that are increasingly demanded due to their interesting therapeutic properties.

All these years of research and development have resulted in a catalog packed with fascinating feminised, autoflowering and medicinal seeds that are all 100% feminized, powerful, productive and stable.



5. Green House

The Green House Seed Company is one of the most successful cannabis businesses in the world. Winner of many international awards (34 High times Cannabis Cups, 17 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 for his amazing record of cannabis prizes won throughout his career. He has always been committed to create the best genetics in the world, and to ensure that the growers choose the best genetics, based upon their location, logistics and personal knowledge.

Arjan started collecting genetics and landraces from all over the world 25 years ago, and the hunt is still on! (www.strainhunters.com).
Green House Seed Company genetics are the result of years of intensive breeding. All strains have exceptional medicinal as well as recreational properties, as well as particular terpene profiles guaranteeing  unique aromas and flavors.



6. Dutch Passion

Dutch Passion has been developing, upgrading, producing and selling Cannabis Seeds since 1987, making them one of the first Dutch Seed Companies. Through the years they have gained a lot of experience in developing, producing, and marketing premium quality Cannabis Seeds.

In 1998 Dutch Passion made a major breakthrough in Cannabis Seed Technology, through the development of “Feminized” Cannabis Seeds. Under the right growing conditions these “Feminized Seeds” give rise to only female plants.



7. Sweet Seeds

Sweet Seeds is a modern seed bank specializing in the recruitment and retention of new lines feminised cannabis high quality, including varieties autoflowering. From a selected Genetic Library cannabis result of years of search and selection worked on the design of new upbringings.

All varieties of Sweet Seeds are especially sweet, aromatic and palatable. Their genetics are fully adapted for both the requirements of the crop outside and inside with artificial lights. Easy to grow varieties, productive and very aromatic.



8. Sensi Seeds

Choosing to purchase from Sensi Seeds means securing cannabis genetics that have been carefully cultivated and bred by experts to ensure quality and consistency. The strains listed in this category are some of the most distinctive kinds of marijuana in the world.

The Sensi Seed Bank has over 30 years of experience in collecting and refining cannabis varieties to bring the best possible cannabis seeds to everyone. These exceptional marijuana strains are conserved in the Sensi Gene Bank, a unique repository based on cannabis seeds from around the world.

Buying Sensi Seeds cannabis seeds is an assurance to the grower that they are getting the very best seeds, from marijuana varieties to suit all tastes, budgets, cultivation conditions and medicinal applications.



9. Serious Seeds

Serious Seeds is a small firm from The Netherlands, concentrating on the production of high-quality, stable and consistent varieties of cannabis seeds. Top quality smoking cannabis for their customers is the highest priority. Independent and reliable lab tests (over 20 years experience in this field) prove that the different Serious Seeds strains produce the strongest plants – and highest in THC content – available on the market today, averaging between 18-22% THC.

Serious Seeds is the home of the classic award-winning cannabis strains AK-47, Bubble Gum, Chronic, Kali Mist, White Russian, Warlock, Double Dutch, Biddy Early, Motivation, Serious 6, Autoflowering White Russian #1, Serious Happiness, CBD-Chronic and CBD-enriched Warlock.

Until June 2016 their strains have received more than 82 awards in different Cannabis competitions around the world.

Lots of those awards were won by customers growing from their retail-seeds, which proves: EVERYBODY CAN GROW A WINNER WITH SERIOUS SEEDS!

Their philosophy is to develop easy to grow, stable and homogeneous genetics for medicinal and recreational smokers.



10. CBD Crew

The CBD-crew is a joint venture between Mr. Nice Seedbank and Resin Seeds aimed to produce 100% CBD-rich seeds for medical marijuana patients.

The CBD Crew seed collection is a selection of stable CBD-enriched cannabis strains. They were created so that people can safely grow medical cannabis from seeds at home and be sure every single seed will contain both high CBD and THC.
They have a selection of feminized ( all female seeds ) , regular and autoflower seeds.
They have also added to the collection a feminized low THC high CBD strain, CBD Therapy!