Real McCoy Strain. This 60/40 Sativa dominant strain is spawned from the crossing of a Hawaiian strain and Skunk#1. The Real McCoy is a great all around strain pleasing patients on all levels. With its smooth sweet & spicy taste and uplifting cerebral effect, The Real McCoy has managed to set itself apart from most other Sativa hybrids. This is a great strain for patients looking for relief for a variety of ailments in one shot. It is definitely a good strain for taking care pain relief without burning you out. The flowering time for this strain is around 10-12weeks and has a yield that makes The Real McCoy worth the wait. Growing Real McCoy Marijuana Has Medical Benefits.