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                                                                                      Super Strength Cannabis Seeds


                                                                                      When collecting standard strength cannabis seeds just isn't enough, it's time to consider the super strength cannabis seeds we have on offer! Seed City boasts an excellent selection of high strength cannabis seeds for you to browse. As of 24th July, we stock one of the largest collections of super strength marijuana seeds available anywhere!

                                                                                      When looking for your high strength marijuana seeds, remember you can refine your search further with our revolutionary Seed Selector. Add filters on the left, and you can search for specific cannabis seed strains, for example: super strength Indica seeds, super strength Sativa seeds, or super strength high THC seeds. The possibilities are endless!

                                                                                      We stock some of the most infamous high strength marijuana strains, including AK 47 and AK 49, THC Bomb, Gorilla Bomb, and OG Kush. Browse our collection and find the best high strength cannabis seeds for you! Always delivered securely and discreetly, always at the lower prices than anywhere else online - guaranteed.


                                                                                      View all Super Strength Cannabis Seeds

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                                                                                      BCN Critical XXL Autoflower - Seed Stockers

                                                                                      One of our heaviest yielding auto varieties, BCN Critical Autoflower is also a powerful smoke with THC levels of 22%+. These legendary genetics are reliable and...

                                                                                      $1.83
                                                                                      $2.03
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                                                                                      Big Yield Auto - Phoenix Cannabis Seeds

                                                                                      This strain is well known for its amazing yields and short flowering time. It has a high amount of THC, which can reach up to 22%, and a low level of CBD. As a...

                                                                                      $6.02
                                                                                      $6.69
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                                                                                      AK 47 - Serious Seeds

                                                                                      This easy to grow plant is our most popular, because of her outstanding quality. AK-47 has been often copied or used by other seed companies for crosses....

                                                                                      $9.24
                                                                                      $10.27
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                                                                                      AK 49 Auto - Vision Seeds

                                                                                      The AK-49 Auto is the Vision Seeds auto-flowering variant of one of the most powerful strains ever. This cross between the AK-49 and Lowryder has resulted is a...

                                                                                      $4.49
                                                                                      $4.99
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                                                                                      Girl Scout Cookies - FastBuds

                                                                                      Overall, our GSC stands out as one of the brightest and most exotic varieties in recent years, a true masterpiece! Would you like a cookie?...

                                                                                      $10.66
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                                                                                      Gorilla Glue #4 - Expert Seeds

                                                                                      Gorrila Glue is one of top most potent strains reaching levels of 24% THC, this strain was originally created accidental but giving great results including a fa...

                                                                                      $6.89
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                                                                                      Big Bud Auto - Seed Stockers

                                                                                      Big Bud auto is another XXL auto from the Seed Stocker collection. The Big Bud genetics produce plants with huge growth potential, especially in optimum conditi...

                                                                                      $2.46
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                                                                                      Wild Thailand - World of Seeds

                                                                                      A pure strain from the Ko Chang archipelago in Thailand, her THC levels are among the highest in the world. She’s highly prized by Thai growers who smuggle her...

                                                                                      $7.87
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                                                                                      THC Bomb - Bomb Seeds

                                                                                      THC Bomb has very high levels of THC, well over 20% when grown under optimum conditions. When ready to harvest the plant will literally be covered in frosty whi...

                                                                                      $3.24
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                                                                                      Gorilla Glue Auto - FastBuds

                                                                                      This strain gets its nickname from the trichomes that “glue up” the scissors when trimming leaves off this giant. Our Gorilla Glue strain is a potent hybrid tha...

                                                                                      $10.65
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                                                                                      Super Lemon Haze - Green House Seeds

                                                                                      Lemon Skunk x Super Silver Haze. A very citrus-like haze, works fast and lasts long. It is a very powerful high, very balanced between a physical and a cerebra...

                                                                                      $8.99
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                                                                                      Green Crack - FastBuds

                                                                                      Green Crack is like a turbocharged mango-flavored energy drink. It's a variety of marijuana that will offer you a rush of pure fruity adrenaline. It’s quality w...

                                                                                      $10.66
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                                                                                      LSD - Barneys Farm Seeds

                                                                                      Named LSD™ by the Barneys Farm crew because of its powerful trippy effect. LSD™ is a hardy mould and disease resistant plant that responds well in all growing c...

                                                                                      $9.22
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                                                                                      LSD-25 - FastBuds

                                                                                      Crossing our autoflower genetics with the legendary strain LSD was no easy task. After years of R&D, we finally came across the perfect blend to bring to our fa...

                                                                                      $10.66
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                                                                                      Blue Cheese - Barneys Farm Seeds

                                                                                      This strain of BLUE CHEESE™ is one of the best and strongest on the market, and is guaranteed to knock your head off. This is an easy to grow strain, which crea...

                                                                                      $9.22
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                                                                                      Liberty Haze - Barneys Farm Seeds

                                                                                      Liberty Haze™ has both Indica and sativa characteristics with a fast flowering time (8 to 9 weeks). A medium tall plant with substantial girth and big fat calyx...

                                                                                      $9.42
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                                                                                      Pineapple Express - FastBuds

                                                                                      All aboard the Pineapple Express! This unique combination of spices and flavors, reminiscent of a fine Brandy, is a strain created for those who want the most o...

                                                                                      $10.66
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                                                                                      Jack Herer - Sensi Seeds

                                                                                      The cream of the crops and perhaps the most exquisite ganja you will ever encounter....

                                                                                      $22.82
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                                                                                      Critical Orange Punch - Dutch Passion Seeds

                                                                                      Critical Orange Punch is a feminized photoperiod seed variety, the first Dutch Passion strain based on outstanding Kritikal Bilbo genetics from Spain. The breed...

                                                                                      $3.38
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                                                                                      Kera California - Gorilla Glue - Kera Seeds

                                                                                      SexFeminised Genotype60% Indica / 40% Sativa Cross Chocolate Diesel x Chem Sister x Sour Dubb Suitable for Indoors and outdoors Indoor flowering 58-63 days...

                                                                                      $4.46
                                                                                      $8.93
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                                                                                      Critical Kush - Barneys Farm Seeds

                                                                                      Critical Kush™ is a blending of the famous Critical Mass with OG Kush. This is a powerful and extremely vigorous Indica plant, yielding huge amounts of beautifu...

                                                                                      $8.46
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                                                                                      Auto Critical Orange Punch - Dutch Passion Seeds

                                                                                      Auto Critical Orange Punch is a feminized Autoflower seed variety, the first Dutch Passion auto to use Critical genetics. This auto takes around 75 days to grow...

                                                                                      $4.86
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                                                                                      Bruce Banner #3 - Original Sensible Seeds

                                                                                      With outrageous THC Levels of almost 30%, if there´s one strain in your life that you must grow its Bruce Banner # 3 from Original Sensible Seeds. Bruce Banner...

                                                                                      $12.04
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                                                                                      OG Kush - Dinafem Seeds

                                                                                      OG Kush cannabis seeds by Dinafem Seeds belong to a feminized Indica-dominant cannabis strain that results from the cross between a Lemon Thai/Pakistani and a C...

                                                                                      $10.65
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                                                                                      Auto Mazar - Dutch Passion Seeds

                                                                                      AutoMazar® is a high performance AutoFem, she is robust and easy to grow. She is also a reliable producer of great quality cannabis whether grown in soil, coco...

                                                                                      $9.67
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                                                                                      Gorilla Bomb - Bomb Seeds

                                                                                      One of the most talked about and arguably strongest strains of recent years, is the Insanely sticky Gorilla Glue. Huge amounts of resin and a great sour piney a...

                                                                                      $6.18
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                                                                                      Amnesia Haze - Royal Queen Seeds

                                                                                      After the haze genetics came to Holland and several hybrids were made, an American expat would later combine one of these hybrids with a male derived from old s...

                                                                                      $8.11
                                                                                      $9.54
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                                                                                      Kera California - Cherry Grapefruit - Kera Seeds

                                                                                      Cherry Grapefruit is created by crossing the well known White Widow, Chemdawg, OG Kush and Sour Diesel and by giving it the best qualities of all these plants,...

                                                                                      $3.23
                                                                                      $6.46
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                                                                                      Dr Grinspoon - Barneys Farm Seeds

                                                                                      Named in honour of our hero, the brilliant cannabis advocate, researcher and author Dr. Lester Grinspoon, this is a pure heirloom Sativa. The plant grows thin a...

                                                                                      $10.07
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                                                                                      Gorilla Zkittlez - Barneys Farm Seeds

                                                                                      Unleash the gigantic power of West Coast genetics with an amazing fusion of GG 4 and Zkittlez. Introducing Barney’s Farm brand new GORILLA ZKITTLEZ™. An exquisi...

                                                                                      $9.42
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                                                                                      Tutankhamon - Pyramid Seeds

                                                                                      AK-47 selection, this variety has one of the highest percentages of THC in the market (Analyzed in the 2011 Barcelona Energy Spannabis control)....

                                                                                      $7.85
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                                                                                      White Widow - Seedsman Seeds

                                                                                      White Widow is one of the best-known, and still one of the most potent, cannabis strains in the world. Originally created in the early 1990s its release to the...

                                                                                      $2.29
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                                                                                      Afghan Kush - World of Seeds

                                                                                      We bring to you this Indica Kush, a lineage that has produced many champion strains, from the Hindu Kush mountain range in Northern Afghanistan. This particular...

                                                                                      $2.73
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                                                                                      Satori - Mandala Seeds

                                                                                      This famous Mandala strain is a reliable and powerful cross that will delight your connoisseur heart. Satori is an exceptionally easy to grow sativa. She has sh...

                                                                                      $6.49
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                                                                                      Purple Bud - White Label Seeds

                                                                                      This is a high-potency, heavy-yielding feminized Afghani with a hint of Sativa and a strong purple tendency. Purple Bud is easy for beginners, and will flourish...

                                                                                      $4.96
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                                                                                      Strawberry Sour Diesel - Devil's Harvest Seeds

                                                                                      Strawberry Sour Diesel Feminized (SSD) has rapidly become one of our most popular strains. Many people who require medicinal cannabis report noticeable benefits...

                                                                                      $5.78
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                                                                                      8 Ball Kush - Barneys Farm Seeds

                                                                                      The mountainous border area between Afghanistan and Pakistan is traditionally known as the source of some of the best hashish in the world. After many years of...

                                                                                      $8.14
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                                                                                      HulkBerry - Royal Queen Seeds

                                                                                      HulkBerry is the alter-ego of The Incredible Hulk. This sinsemilla superhero is here to save head stash. Somewhere in the Rocky Mountains of Colorado, the dank...

                                                                                      $10.43
                                                                                      $12.27
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                                                                                      Glookies - Barneys Farm Seeds

                                                                                      If Marvel Studios created an Avengers cannabis strain this would be it! Glookies™. Witness the power from this Indica dominant superhero of a strain, created by...

                                                                                      $10.07
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                                                                                      Original Bruce Banner - Dark Horse Genetics

                                                                                      This is the original cross that created Bruce Banner. Same female. Same male. The outstanding BB3 and BB5 phenos were found in less than a dozen of these see...

                                                                                      $12.90
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                                                                                      Snow White - Nirvana Seeds

                                                                                      Its plants bear dense sticky buds covered in trichomes. These marijuana seeds are well suited to cultivation in hydro or similar systems....

                                                                                      $2.29
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                                                                                      Lemon Haze - Royal Queen Seeds

                                                                                      Lemon Haze is a widely acclaimed marijuana strain that is sativa dominant. Popular for its characteristic fragrance, strong effects and good yield, this strain...

                                                                                      $6.50
                                                                                      $7.64
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                                                                                      Royal Thai - Spliff Seeds

                                                                                      80% Sativa. Genotype: Early Thai x Skunk no.1. Overall aroma sweetish chocolate with a hint of roasted coffee. The taste is tangy and citrusy with a wonderful...

                                                                                      $2.07
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                                                                                      BCN Critical XXL - Seed Stockers

                                                                                      BCN Critical is another multi-award winning Seed Stockers cannabis classic, most famous for the extremely strong high which has satisfied countless growers. The...

                                                                                      $2.46
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                                                                                      Blueberry - Dutch Passion Seeds

                                                                                      Dutch Passion Blueberry is the original, a famously classy and enjoyable cannabis combined with fruity flavours and blue colourations in the leaves and buds. Th...

                                                                                      $13.55
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                                                                                      Blackberry - FastBuds

                                                                                      We have created this variety for foodies who love marijuana. The mix of flavors offered by our Blackberry create a burst of sensations: spicy, sweet, fruity, wi...

                                                                                      $10.66
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                                                                                      Pineapple Chunk - Barneys Farm Seeds

                                                                                      We crossed the famous “Barney’s” Pineapple with our Cheese/Skunk #1 with the intention of breeding into this new variety the essence and flavour of these two de...

                                                                                      $8.46
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                                                                                      Fruit Punch Auto - Heavyweight Seeds

                                                                                      It’s finally here! After many requests Heavyweight have produced an autoflowering version of the legendary Fruit Punch. Being sativa dominant, Auto Fruit Punch...

                                                                                      $6.94
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                                                                                      Kali Mist - Serious Seeds

                                                                                      Kali Mist is arguably the top Sativa strain available on the market today, she is often called the Queen of Sativas. She grows into classical Sativa plants with...

                                                                                      $10.27
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                                                                                      Kera California - Gelato - Kera Seeds

                                                                                      Genetica 70% sativa/30% indica Ouders Sunset Sherbet x Thin Mint Girl Scout Cookies Bloeitijd 8 – 10 weeks THC 27% CBD Laag Opbrengst Indoor 500 to 700 gr/...

                                                                                      $4.31
                                                                                      $8.61
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                                                                                      Last Updated Was Exactly: Wednesday, 24 July 2019 08:27
                                                                                      Cannabis Seed Cart



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