High THC Cannabis Seeds

High THC Cannabis Seeds

This section is a collection of the most powerful and potent high THC cannabis seeds available to our team at SeedMasters.com!

We have carefully picked the very strongest strains in terms of high THC content, saving you time and providing you with some ferocious world class genetics that will seriously blow your socks off! We are excited to showcase the indisputable potency of these champion strains and to do our bit to make them more accessible as a whole.

Our High THC cannabis seeds are reserved for those with real tolerance, those who are brave, and those who are just plain irresponsible! This list is NOT for newbies!!!

These strains are perfect for the professional, long-term enthusiasts looking to put some raw horsepower behind their breeding operations, for the established home-growers looking to try something even more rewarding, or just for anyone with courage who is looking to put some hairs on their chest! Whatever your situation, it's safe to say these will not disappoint!

..and as always you can expect nothing less than 
high-quality cannabis seeds when you buy from our team here at SeedMasters.com! 
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Amnesia Lemon Kush

Amnesia Lemon Kush is the result of crossing a great Amnesia Lemon with a pure Afghan Kush. She..

From £8.95

Amnesia Lemon Pie

Amnesia Lemon Pie is a Sativa dominant strain that grows tall, so be cautious of how long you leave ..

From £8.95

Amnesia Mac Ganja !

Amnesia Mac Ganja! is a crossing between the original Amnesia and a Mexican Haze. Designed and devel..

From £6.00

Amnesia Original Auto

Original Amnesia Autoflowering cannabis seeds by Dinafem Seeds belong to a feminized autoflowering S..

From £6.50

Amnesia XXL Auto

Amnesia XXL Auto cannabis seeds by Dinafem Seeds belong to a feminized auto-flowering Sativa-dominan..

From £7.50

Anesia Scout Cookies

Anesia Scout Cookies is a cross of OG Kush and Durban Poison cannabis seeds. Girl Scout Cookies..

From £28.45


Anesthesia is a mix of two genetics (Northern Lights and Black Domina) selected to produce an overwh..

From £5.95


Anubis benefits from Wembley´s sweetness and Chronic´s yield potential. A plant that is mainly an In..

From £5.95

Apricot Oreoz

Apricot Oreoz is a hybrid strain created by crossing an extremely aromatic and very potent Apricot J..

From £27.95


We have gone Atomic with a truly superior strain that’ll blow your socks off!We combined a hand-pick..

From £26.75

Auto AirHeadz

Auto Airheadz, a delectable hybrid strain with a sweet and sour twist, is a cannabis connoisseur's d..

From £18.95

Auto Alpujarrena

Alpujarreña has been grown to over a 1000 meters; it is a strong plant, resistant to extreme conditi..

From £4.95

Auto American Pie

A Wonderful South African strain for its easy care and its good reaction in every growing system.Thi..

From £4.95

Auto Amnesia Gold

One of the varieties which has cost us most time to develop.We have crossed two Haze like Lennon and..

From £4.95

Auto Anesthesia

Anesthesia is a mix of two genetics (Northern Lights and Black Domina) selected to produce an overwh..

From £4.95

Auto Betty

Auto Betty is an Automatic of the latest generation of auto-flowering varieties. Our breeders u..

From £21.95