Black Diamond, which is otherwise referred to as ‘Black Diamond OG’ and sometimes as ‘Black Diamond OG Kush’, is the medical marijuana strain which is bred in the Northern California region as clone-only strain. This is an indica-dominant strain and is considered as a rare strain. The THC levels of this strain range between 18 and 24%. The taste would be similar to the smell and the taste of strong indica will be left in the user’s throat for some time. This strain is recommended to be used as a nighttime smoke by insomnia patients as this highly sedative.