"What it is: Master Kush is an indica strain crossed from two landrace strains from different parts of the Hindu Kush region. A Bit About The Brand: Heirbloom is grown and cultivated by the team at Cannabiotix and is focused on producing classic cannabis varieties or ""heirloom"" strains at top level quality. An ""heirloom"" is defined as: something of special value handed down from one generation to another. "