Greenstone Holdings is a cannabis cultivation facility located in Denver, Colorado focused on growing premium genetics with care and attention to detail. No shortcuts. No bullshit.So what does that mean?- Attention to detail from genetic selection to harvest- Anal retentive plant monitoring- Sleepless nights in research and development- Years spent perfecting our soils and nutrients- Expert farmers managing every aspect of the grow. - A deep concern for consumption safety and complying with all state regulations- A great relationship with customers that's fun, reliable and profitable for both sides.