Welcome to the K.C. Brains Seed Shop! Below you can select from all our Regular- Feminized, or Automatic Cannabis seeds. K.C. Brains Seeds come in packs of 5 seeds per pack. We solely send seeds in their original packaging. (not as single seeds). For wholesale prices, please contact us by email or fax.

Showing 1–24 of 57 results

Products 1 - 24 from 57. Products on page
  • KC33 Feminized

    KC 33® Feminized

    A Dutch-strain, cultivated for years, we have crossed with Thai and Brazil male plants. KC 33® Feminized is further developed for outdoor growing, but is also indoor a Number 1. The buds are compact and have a lemon-fresh taste and produce double T.H.C. And now available as a feminized variety.

    Inside flowering 6-9 weeks
    height Apr. 100 cm, yield up to 130 gram.

    Outside flowering 8-10 weeks
    height 2.5-3.75 m, yield up to 900 gram.
    Harvest end of September

     24,50
    Add to cart
  • KC33 Regular

    KC 33® Regular

    A Dutch-strain, cultivated for years, we have crossed with Thai and Brazil male plants. KC 33® is further developed for outdoor growing, but is also indoor a Number 1. The buds are compact and have a lemon-fresh taste and produce double T.H.C.

    Inside flowering 6-9 weeks
    height Aprox. 100 cm, yield up to 130 gram.

    Outside flowering 8-10 weeks
    height 2.5-3.75 m, yield up to 900 gram.
    Harvest end of September

     9,50
    Add to cart
  • Leda Uno Feminized

    Leda Uno® Feminized

    LEDA UNO® Feminized is our prize winning strain that can be used for indoor and outdoor growing. The parents of this strain are KC 33® and a secret Brazilian female, after that it was crossed with a KC 606 early flowering male crossed with Leda®. A superior plant with lemon characteristics.

    Inside flowering 6-9 weeks,
    height Apr. 120 cm, yield up to 125 gram

    Outside flowering 8-10 weeks,
    height 2.5-3.9 m, yield up to 800 gram.
    harvest end of September.

     24,50
    Add to cart
  • Leda Uno Regular

    Leda Uno® Regular

    LEDA UNO® is our prize winning strain that can be used for indoor and outdoor growing. The parents of this strain are KC 33® and a secret Brazilian female, after that it was crossed with a KC 606 early flowering male crossed with Leda Uno®. A superior plant with lemon characteristics.

    Inside flowering 6-9 weeks,
    height Aprox. 120 cm, yield up to 125 gram

    Outside flowering 8-10 weeks,
    height 2.5-3.9 m, yield up to 800 gram.
    harvest end of September.

     9,50
    Add to cart
  • KC36 Feminized

    KC 36® Feminized

    More production for every square meter! We keep the parents of this success-product as a secret. KC 36® Feminized is a short stocky plant that produces giant buds and is very productive. A true THC bomb.

    Inside flowering 6-8 weeks
    height Aprox. 75 cm, yield up to 175 gram.

    Outside flowering 6-9 weeks
    height 1.75 m, yield up to 900 gram.
    harvest end of September until half October.

     24,50
    Add to cart
  • KC 36® Regular

    KC 36® Regular

    More production for every square meter! We keep the parents of this success-product as a secret. K.C. 36® is a short stocky plant that produces giant buds and is very productive. A true THC bomb.

    Inside flowering 6-8 weeks
    height Apr. 75 cm, yield up to 175 gram.

    Outside flowering 6-9 weeks
    height 1.75 m, yield up to 900 gram.
    harvest end of September until half October.

     9,50
    Add to cart
  • K.C. Brains - Mango

    Mango®

    For the mango® also goes that it can be grown indoor as well as outdoor. The parents are a K.C. SPECIAL SELECT with a KC 33® and an Afghani-like plant. This plant has extreme big buds, a great production and an early harvest.

    Inside flowering 6-9 weeks
    height Apr. 90 cm, yield up to 150 gram.

    Outside flowering 7-10 weeks
    height 2.20-3.00 m, yield up to 800 gram.
    harvest end of September until half October.

     9,50
    Read more
  • Mango Feminized

    Mango® (Fem)

    For the Mango® Feminized also goes that it can be grown indoor as well as outdoor. The parents are a K.C. SPECIAL SELECT with a KC 33® and an Afghani-like plant. This plant has extreme big buds, a great production and an early harvest.

    Inside flowering 6-9 weeks
    height Apr. 90 cm, yield up to 150 gram.

    Outside flowering 7-10 weeks
    height 2.20-3.00 m, yield up to 800 gram.
    harvest end of September until half October.

     24,50
    Add to cart
  • Mind Bender®

    Mind Bender®

    Also for the Mind Bender® goes that it can be grown indoor and outdoor. The parents are a double K.C. 2 with a K.C. 33® and an Afghani like. This plant which could turn red, has sweet buds and a great aroma.

    Inside flowering 6-10 weeks
    height Apr. 90 cm, yield up to 130 gram.

    Outside flowering 7-10 weeks
    height 2.00-2.50 m, yield up to 750 gram.
    harvest end of September until half October.

     9,50
    Add to cart
  • Mind Bender Feminized

    Mind Bender® (Fem)

    Also for the Mind Bender® Feminized goes that it can be grown indoor and outdoor. The parents are a double K.C. 2 with a K.C. 33® and an Afghani like. This plant which could turn red, has sweet buds and a great aroma.

    Inside flowering 6-10 weeks
    height Apr. 90 cm, yield up to 130 gram.

    Outside flowering 7-10 weeks
    height 2.00-2.50 m, yield up to 750 gram.
    harvest end of September until half October.

     24,50
    Add to cart
  • Swiss-xT®

    Swiss-xT®

    This variety has been developed for indoor growing. The parents of this plant are MR. SWISS crossed with a double K.C. private project. The herb of this plant is very stoned. This sort is positively different from all the others.

    Inside flowering 7-10 weeks
    height Apr. 80 cm, yield up to 130 gram.

    Outside flowering 8-11 weeks
    height 2.00 – 2.50 m, yield up to 850 gram.
    harvest end of September, half of October.

     9,50
    Add to cart
  • Swiss xT Feminized

    Swiss-xT® (Fem)

    The Swiss-xT® Feminized variety has been developed for indoor growing. The parents of this plant are MR. SWISS crossed with a double K.C. private project. The herb of this plant is very stoned. This sort is positively different from all the others.

    Inside flowering 7-10 weeks
    height Apr. 80 cm, yield up to 130 gram.

    Outside flowering 8-11 weeks
    height 2.00 – 2.50 m, yield up to 850 gram.
    harvest end of September, half of October.

     24,50
    Add to cart
  • SPONTANICA®

    SPONTANICA®

    The SPONTANICA.® is great for outdoor cultivation. Indoor is this crossed between SECRET PROJECT NUMBER 1 and a K.C. 33® (also a success). For both indoor and outdoor, great harvests can be expected. There is no plant like it.

    Inside flowering 8-10 weeks
    height Apr. 150 cm, yield up to 150 gram.

    Outside flowering 9-11 weeks
    height 4.5 m, yield up to 900 gram.
    harvest end of September until half October.

     9,50
    Add to cart
  • Spontanica Feminized

    SPONTANICA® (Fem)

    The SPONTANICA® Feminized seed is great for outdoor cultivation. Indoor is this crossed between SECRET PROJECT NUMBER 1 and a K.C. 33® (also a success). For both indoor and outdoor, great harvests can be expected. There is no plant like it.

    Inside flowering 8-10 weeks
    height Apr. 150 cm, yield up to 150 gram.

    Outside flowering 9-11 weeks
    height 4.5 m, yield up to 900 gram.
    harvest end of September until half October.

     24,50
    Add to cart
  • Brasil x K.C.®

    Brasil x K.C.®

    A plant, well suited for the indoor cultivation with a great production. The BRASIL x K.C.® has compact buds and a strong aroma The parents of this plant are MANGO VERMELHO from PARANAIBA BRASIL and K.C. 606.

    Inside flowering 9-12 weeks
    height Apr. 90 cm, yield up to 150 gram.

    Outside flowering 9-12 weeks
    height Apr. 1,5 – 2 meters, yield up to 750 gram.
    harvest end of October.

     9,50
    Add to cart
  • Brasil X Feminized

    Brasil x K.C.® (Fem)

    A plant, well suited for the indoor cultivation with a great production. The BRASIL x K.C.® Feminized has compact buds and a strong aroma The parents of this plant are MANGO VERMELHO from PARANAIBA BRASIL and K.C. 606.

    Inside flowering 9-12 weeks
    height Apr. 90 cm, yield up to 150 gram.

    Outside flowering 9-12 weeks
    height Apr. 1,5 – 2 meters, yield up to 750 gram.
    harvest end of October.

     24,50
    Add to cart
  • T.N.R.®

    T.N.R.®

    T.N.R.® is a special outdoor plant. The parents are a Thai lady that has been growing for 28 years in Holland, crossed over with a double K.C. 2. This plant is the giant of the cannabis plants, with huge colas. The buds have a pure Thai-aroma.

    Outside flowering 9-12 weeks
    height 4 m, yield up to 1 kilo.
    harvest half October.

     9,50
    Add to cart
  • T.N.R. Feminized

    T.N.R.® (Fem)

    T.N.R.® Feminized is a special outdoor plant. The parents are a Thai lady that has been growing for 28 years in Holland, crossed over with a double K.C. 2. This plant is the giant of the cannabis plants, with huge colas. The buds have a pure Thai-aroma.

    Outside flowering 9-12 weeks
    height 4 m, yield up to 1 kilo.
    harvest half October.

     24,50
    Add to cart
  • Cyber Cristal®

    Cyber Cristal®

    The Cyber Cristal® is a plant mostly used for indoor growing. The buds of this plant are covered with a bed of THC snow. This strain is short and compact, the taste is fresh and sweet.

    Inside flowering 6-8 weeks
    height. 110-125 cm yield up to 145 gram

    Outside flowering 8-11 weeks
    height: 190-225 cm yield up to 750 gram
    harvest end of September until half October

     9,50
    Add to cart
  • Cyber Cristal Feminized

    Cyber Cristal® (Fem)

    The Cyber Cristal® Feminized is a plant mostly used for indoor growing. The buds of this plant are covered with a bed of THC snow. This strain is short and compact, the taste is fresh and sweet.

    Inside flowering 6-8 weeks
    height. 110-125 cm yield up to 145 gram

    Outside flowering 8-11 weeks
    height: 190-225 cm yield up to 750 gram
    harvest end of September until half October

     24,50
    Add to cart
  • Afghani Special Feminized

    Afghani Special Feminized®

    This Afghani Special® Feminized strain can be grown indoor as well as outdoor. Its ancestors are an old Afghani strain, crossed over with a new double Afghani. This indica has a strong sweet scent, the leaves are wide and dark green. It is a weed from the good old days.

    Inside flowering 6-9 weeks
    height. 105-135 cm yield up to 135 gram

    Outside flowering 7-10 weeks
    height: 250-300 cm yield up to 700 gram
    harvest end of September

     24,50
    Add to cart
  • Afghani Special Regular®

    Afghani Special Regular®

    This Afghani strain can be grown indoor as well as outdoor. Its ancestors are an old Afghani strain, crossed over with a new double Afghani. This indica has a strong sweet scent, the leaves are wide and dark green. It is a weed from the good old days.

    Inside flowering 6-9 weeks
    height. 105-135 cm yield up to 135 gram

    Outside flowering 7-10 weeks
    height: 250-300 cm yield up to 700 gram
    harvest end of September

     9,50
    Add to cart
  • California Special

    California Special

    This California is a strain that is suitable for indoor and outdoor cultivation. It is descended from an original American California, crossed with Skunk. This variety has a great body.

    Inside flowering 7-10 weeks
    height. 100-130 cm yield up to 130 gram

    Outside flowering 6-11 weeks
    height: 250-300 cm yield up to 700 gram
    harvest end of September until half October.

     9,50
    Add to cart
  • California Special Feminized

    California Special® (Fem)

    This California is a strain that is suitable for indoor and outdoor cultivation. It is descended from an original American California, crossed with Skunk. This variety has a great body.

    Inside flowering 7-10 weeks
    height. 100-130 cm yield up to 130 gram

    Outside flowering 6-11 weeks
    height: 250-300 cm yield up to 700 gram
    harvest end of September until half October.

     24,50
    Add to cart