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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Sweet Deep Grapefruit

Sweet Deep Grapefruit cannabis seeds by Dinafem Seeds belong to an Indica-dominant, feminized cannab..

From £6.50

Sweet Russian

Sweet Russian is the result of crossing two extraordinary Indica strains, Black Domina and White Rus..

From £8.95

Sweet Tooth

Sweet Tooth cannabis seeds took the world by storm in the early 2000’s, she won the Cannabis Cup thr..

From £66.95

Sweetberry Cough Auto

Sweetberry Cough Auto has a mix of flavors from spicy, sweet, fruity, and wild berries with a butter..

From £8.95

Tahiti Vibez Auto

Tahiti Vibez Auto is Anesia's latest autoflowering cannabis strain for 2022. If you’re looking for a..

From £25.45

Tangerine Dream

Tangerine Dream cannabis seeds will produce a carefully crafted, Indica-dominant plants which are su..

From £7.95

Tangerine Sherbet

Another great creation from Growers Choice. This variety is already in the third generation and is g..

From £19.95

Tangie Punch

The mother of all high scoring genetics, the tangerine was used for this perfect blend. Fresh l..

From £19.95

Tangie'matic

Tangie’matic cannabis seeds are the result of Fast Buds latest research where they have used the ver..

From £9.95

THC Bomb

THC Bomb is Bomb Seeds original flagship strain. These signature cannabis seeds have been selectivel..

From £21.65

THC Bomb Auto

THC Bomb Auto is the all female autoflowering version of our world renowned signature strain THC Bom..

From £31.15

THC Fritters

THC Fritters: The Ultimate Hybrid for Potent Highs and Sweet, Fruity Flavors. At SeedMasters.co..

From £35.95

THC Fritters Auto

THC Fritters Auto: Perfect Balance of Flavor, Potency, and Ease of Growth. The THC Fritters Aut..

From £35.95

The BULK

The Bulk Provides very heavy yields of large flowers. The BULK boasts impressive genetics and r..

From £23.96

The Real Amnesia

Growers Choice Seeds finally suceeded in breeding the real dutch amnesia. The real amnesia that..

From £19.95

The Sin

The Sin is a slightly sativa-dominant hybrid strain created by crossing two outstanding and extremel..

From £30.95