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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Massive Midget Auto

The main advantage of this plant is its ability to fill our mouths with tropical flavors. For exquis..

From £23.95

Medi Bomb #1

Medi Bomb #2 is a Sativa dominant medical cross of a hand selected Super Silver Haze with Bomb #2, p..

From £26.75

Medi Bomb #2

Medi Bomb #1cannabis seeds are an Indica dominant cross of Bomb #1 and a selected Dutch pharmaceutic..

From £22.65

Medical Skunk

Skunk is one of the most classic cannabis strains in the world and is often used as a base for many ..

From £4.60

Medical White Widow

Medical White Widow marijuana seeds is a Dutch classic that has won numerous cannabis cups all over ..

From £4.60

Mega Bucks Auto

Mega Bucks Auto is a celebration of speed, size and flavour. Breeding the modern classic mimosa..

From £39.95

Mexican Airlines

A ticket to the fabulous beaches of Cabo and Cancun - all your worries and cares will drift away on ..

From £7.95

Midnight Mass

A mixture legendary Kashmiri / Bubble Candy. Midnight Mass is the call for all who love the grass. T..

From £23.95

Mighty Amstel Freezeland

M.A.F is short for Mighty Amstel Freezeland, a very special outdoor strain. This strain was dev..

From £19.95

Mimosa x Orange Punch

Mimosa x Orange Punch by Double Seeds. Mimosa x Orange Punch Seeds produce a fast-growing plant..

From £23.96

Mob Boss

The rare Mob Boss strain from Anesia Seeds is an extremely resinous, potent, and high-yielding canna..

From £27.45

Moby Dick

Moby Dick cannabis seeds by Dinafem Seeds belong to a feminized, Sativa-dominant cannabis strain tha..

From £11.00

Moby Dick #2

Moby Dick#2 cannabis seeds by Dinafem Seeds belong to a feminized, Sativa-dominant cannabis strain t..

From £9.50

Moby Dick Automatic

Moby Dick Autoflowering cannabis seeds by Dinafem Seeds belong to a feminized autoflowering cannabis..

From £7.50

Moby Dick XXL Auto

Moby Dick XXL Auto cannabis seeds by Dinafem Seeds belong to a feminized autoflowering Sativa/Indica..

From £7.50

Mochi Mints

Mochi Mints Feminized Seeds derive from (Thin Mint GSC x Sunset Sherbert) AKA Mochi, and Double UP M..

From £9.95