Greenhouse Cannabis Seeds

Greenhouse Cannabis Seeds

This section is a collection of cannabis seeds most adapted to greenhouse climates, all of which are available to our team at SeedMasters.com


We have grouped our best greenhouse strains into this one category, saving you time and providing you with the best possible seeds for your own greenhouse operation. Though most of these seeds can survive indoor and outdoor conditions, they thrive in a greenhouse climate and perform especially well in greenhouse conditions.

These specialized cannabis seeds flawlessly bridge the gap between the outdoors and the indoors, turning the 'no man's land' between the two into fertile soil which can yield excellent results.

Our greenhouse strains are excellent for the more specialized enthusiast who is certain of exactly what they need from a seed.

..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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Red Jack Auto

Red Jack is an average to big autoflowering plant that turns red after the fourth week bloom. H..

From £19.95

Rhino Ryder

If you need medical cannabis, this is your strain. It's an autoflowering feminized adaptation of Med..

From £7.95

Roadrunner Auto

Roadrunner Autoflowering cannabis seeds by Dinafem Seeds belong to a feminized, autoflowering, sligh..

From £4.95

Royal AK

Originally a hybrid of Columbian, Mexican, Thai and Afghani, AK47 is classic strain of cannabis. Thi..

From £7.00

Royal AK Auto

Originally a hybrid of Columbian, Mexican, Thai and Afghani, AK47 is classic strain of cannabis. Thi..

From £7.00

Royal Bluematic

This is our feminized autoflowering version of the famous Blueberry, known worldwide for its sweet b..

From £7.00

Royal Caramel Fast V

After flowering starts, it will be ready to harvest in 6 to 7 weeks, but don’t rush – let it mature ..

From £7.00

Royal Cheese Auto

Royal Cheese is one of our best selling strains, loved by many for its unique, strong aroma and tast..

From £7.00

Royal Cheese Fast V

Cheese is a legendary cannabis plant with origins based in the UK. This marijuana strain has its her..

From £7.00

Royal Cookies Auto

Royal Cookies Automatic: Dank Cookies In A HurryDank ingredients and deluxe sizeRoyal Cookies Automa..

From £10.00

Royal Creamatic

The newest member of the Royal Queen Seeds Autoflowering seed collection. The Royal Creamatic brings..

From £7.00

Royal Critical Auto

Critical is one of our most popular strains. A winner of many awards in Spain and loved by commercia..

From £7.00

Royal Dwarf

With a similar genetic background to our Easy Bud but crossed with Skunk to create a new autofloweri..

From £5.00

Royal Gorilla Auto

Royal Gorilla Automatic: The Next Level Of Autoflowering EvolutionMeet the new heir to the autoflowe..

From £10.00

Royal Highness

Another new feminized cannabis strain from Royal Queen Seeds' selection of Medicinal Cannabis Seeds...

From £6.00

Royal Jack Auto

Jack Herer is a great strain named after a great man. He was a tireless Cannabis legalisation activi..

From £8.00