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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C4-Matic

This cannabis plant is the result of multiple crosses of several selected purple strains - a polyhyb..

From £7.95

Café Racer

This crossing of two of our selected Best Sellers in Oakland, which give us a truly an amazing plant..

From £23.50

Cali Bay Dream

Cali Bay Dream was born after a cross between Granddaddy Purple, OG Kush, and Bay 11. The result was..

From £8.95

Cali Dream

Cali Weed proudly introduces the cross that you have all been waiting for. Cali Dream is a resu..

From £15.95

Cali Glue

An indica dominant strain, Cali Glue (aka Gorilla Glue #4) is known for its intense cerebral high an..

From £15.95

Cali Glue Auto

An indica dominant strain, Cali Glue Auto is known for its intense cerebral high and fast acting pai..

From £15.95

Cali Killer

Cali Killer is an indica dominant strain created by crossing Cali Glue with Star Killer. With i..

From £15.95

California Headband

By taking the famous Amherst sour diesel and crossing it with their legendary Jon Snow (THE MOST POW..

From £21.45

California Nuggets

California Nugget is a favourite amongst smokers as well as growers. It is particularly popular beca..

From £4.60

Californian Snow

This is the rarest and most daring strain created by our team of botanists. Californian Snow is a cr..

From £7.95

Calypso Sunrocks

With Calypso Sunrocks comes a new premium strain to the other legendary and unique strains of our se..

From £27.95

Canadian Cheese

Canadian Cheese is a feminized and mostly Indica-dominant marijuana strain which has been created by..

From £145.00

Candied Satsuma Auto

Candied Satsuma is a lush and tasty, high-yielding, auto-flowering strain that is a credit to her Th..

From £35.95

Candy Kush Exp. Fast V

These days, as more and more consumers are learning more and more about each particular strain of ca..

From £7.00

Candyland

Another delicious Sativa Dominant beauty, it’s no surprise that this deep purple lady has impressed ..

From £8.95

Captain Future

Captain Future is a fantastic strain and well worth adding to your collection, she reaches THC level..

From £28.95