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High THC Strains

High THC Strains

Germination of cannabis seeds is illegal in the UK unless you have an appropriate license issued from the home office.

However, collection and storage of cannabis genetics in seed form the UK is 100% legal. Information on cannabis seeds is for information purposes only and describes the cannabis genetics only, it is not intended to encourage anyone to cultivate cannabis or illegal and/or controlled substances. If you are from outside the UK, please check the laws in your own country before placing an order.

Maximum
Incredible
Do Not Germinate
Preserve Genetics
In High Demand

Crazy Roses Fast Version
- 27-30% THC
- 750+ grams/ m2 Yields
- 90% indica - 10% sativa
- 8 weeks Flowering
We got the mother of this strain from our friends that have been growing this strain for years.They gave us the original
We got the mother of this strain from our friends that have been growing this strain for years.They gave us the original genetics of their eleven roses and we crossed it with our famous MAF male.
OGKZ

Humboldt Seeds
- Amazing Rainbow of Tastes
- Strong, Uplifting High
- Extremely Heavy Yields
- Immense Bag Appeal
OGKB delivers exactly what you'd expect from this family tree. Both the taste and the scent are a full spectrum rai
Out of stock
OGKB delivers exactly what you'd expect from this family tree. Both the taste and the scent are a full spectrum rainbow that includes sweet, gassy notes along with strong hints of tart citrus, fresh cedar, ripe grapes, exotic cinnamon and musky
OG Kush

Humboldt Seeds
- Smashing OG Kush High
- Fabulous Fragrant Taste
- Huge Resin Production
- Uncomplicated & Easy
Once a West Coast exclusive, OG Kush is now available in feminized seed form so that you can get a piece of this fan fav
Once a West Coast exclusive, OG Kush is now available in feminized seed form so that you can get a piece of this fan favourite no matter where you live. It's a complicated mix of Lemon Thai, Pakistani Kush & Chemdawg that's simple to wo
Master Kush

Humboldt Seeds
- Solid Kush Buds
- Reliable, Easy, Proven
- Strong & Robust
- High Yields, 24% THC
This 95% Indica is so good it was one of the most demanded strains in Amsterdam coffeeshops for most of the 90s. Now, it
Out of stock
This 95% Indica is so good it was one of the most demanded strains in Amsterdam coffeeshops for most of the 90s. Now, it thrills DIYers with consistently high yields of big, resionous buds that stink of citrus and pine. The stone is strong, long-last
Mango Sapphire

Humboldt Seeds
- Mango & Coconut Taste
- Vivid Colours
- Soothing Long High
- Rapid Flowering Time
Mango Sapphire's big, colourful buds will stack & swell right before your very eyes! This incredible Indica onl
Out of stock
Mango Sapphire's big, colourful buds will stack & swell right before your very eyes! This incredible Indica only needs about 7 weeks of bloom to reach her full potential. And, she's beginner friendly. Yields are spectacular at 600 gr/m2
Lost Coast OG

Humboldt Seeds
- Sweet Lemon & Kush Flavour
- Far Eastern Genetics
- Beginner Friendly
- Physically Soothing - Very Chill
Lost Coast OG has such a strong, sedating stone that it'll erase every bit of stress & worries you may have for
Lost Coast OG has such a strong, sedating stone that it'll erase every bit of stress & worries you may have for a very restful night. This powerful Indica draws her genetics from Pakistani Kush & Lemon Thai. Flavours are a delicious cand
Lost Coast Hash Plant

Humboldt Seeds
- Fantastic Oil Production
- Beginner Friendly
- Extremely Generous Yields
- Solid, Dense Buds
The dried flowers are killer, but the name of the game with Lost Coast Hash Plant is extracts. The terpene & THC-fil
Out of stock
The dried flowers are killer, but the name of the game with Lost Coast Hash Plant is extracts. The terpene & THC-filled trichomes are large, swollen and triple stacked. Unconcentrated, THC averages a whopping 21%, and the aroma is a rich, intense
Lemon Thai Kush

Humboldt Seeds
- Exotic Cerebral High
- Fresh Aroma - Flowers, Citrus, Cedar
- Intense Lemon & Pine Taste
- 40% Indica, 60% Sativa
Lemon Thai Kush concentrates the best traits of White Widow & Haze. Covered with an abundant layer of visible crysta
Out of stock
Lemon Thai Kush concentrates the best traits of White Widow & Haze. Covered with an abundant layer of visible crystals, these dense, frosty buds are a great choice for extracts while the potent effects are a delectible mix of Hazey head high and
Lemon Kush Headband

Humboldt Seeds
- Subtle Fragrance
- More Intense Taste
- Very High Yields
- Authentic Genetics
Lemon Kush Headband is a vigorous, beginner-friendly Sativa that doesn't take forever to mature. After as little as
Lemon Kush Headband is a vigorous, beginner-friendly Sativa that doesn't take forever to mature. After as little as 63 days of bloom, these 100% feminized seeds will be a true showpiece covered in big, golden buds nestled inside purple and red f