Critical Mass is a cannabis strain famed for its massive yields, huge power and vigorous growth and the Critical Mass Collective set about creating the very best reworked versions of Critical Mass the world has ever seen. 

Using the revered Monster Mass strain within their breeding programs drove their efforts into pursuing the production of the ultimate Mass genetics all of which undergo the CMC's strict grading regime. 

Critical Mass Collective have created a fantastic range of the biggest Mass hybrids.