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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Ghost Train Haze #1

Ghost Train Haze by Anesia is a Sativa cross between Ghost OG and Neville’s Wreck feminized seeds.&n..

From £29.95

Girl Scout Cookies

Girl Scout Cookies is a very popular Californian strain of marijuana with an ever-increasing reputat..

From £11.45

Girl Scout Cookies

With colossal potency levels of 22% THC and incredible flavors, it´s no wonder Girl Scout Cookies is..

From £8.00

Girl Scout Cookies

Girl Scout Cookies by Good Buzz Genetics: A Balanced Hybrid for Euphoric Relaxation. Girl Scout..

£160.00 £120.00

Girl Scout Cookies

This legend needs a little introduction. Girl Scout Cookies have spawned a whole family of crosses a..

From £23.00

Girl Scout Cookies

The reputation of this Californian super strain has spread like wildfire and now has become in great..

From £8.95

Girl Scout Cookies

Cali Weeds Girl Scout Cookies, or GSC, is an OG Kush and Durban Poison hybrid cross whose reputation..

From £15.95

Girl Scout Cookies

Introducing the irresistible and seductive Girl Scout Cookies, a strain that will awaken the senses ..

From £8.95

Girl Scout Cookies Auto

Cali Weeds Girl Scout Cookies Auto, or GSCA, is an OG Kush and Durban Poison hybrid cross whose repu..

From £15.95

Girl Scout Cookies Auto

Girl Scout Cookies Auto - Legendary Californian strain, renowned for its sweet cookiestaste and..

From £23.96

Girl Scout Cookies Auto

One of the most popular automatic strains, for all the right reasons, is the classic Girl Scout Cook..

From £23.00

Girl Scout Cookies Auto

Girl Scout Cookies Auto is different from the original in a few key ways. Girl Scout Cookies Au..

From £8.95

Girl Scout Gelato

Girl Scout Gelato: A Potent Hybrid Strain for Sweet Success. At SeedMasters.com, we’re proud to..

From £44.95

Glookie Bomb

Possibly one of the most sought-after crosses in marijuana breeding history: Glookie Bomb is crushin..

From £30.95

Godfather Bomb

Introducing Godfather Bomb, the ultimate Indica-dominant powerhouse with an impressive 30% THC conte..

From £35.95

Gold Mine

Discover the Gold Mine Strain - A Hidden Gem for Cannabis Enthusiasts Get ready to be dazzled! ..

From £23.95