Holy Grail Kush Strain is available for Cannabis Delivery in West Hollywood, Los Angeles, North Hollywood, Studio City, and Sherman Oaks. Holly Grail Kush strain has purple and violet colored buds and tests at 18%-22% THC. Holy Grail Kush strain is an Indica-dominant hybrid that has won a number of awards, including first place at 2011 HIGH Cannabis Cup. It is highly regarded for its distinct OG Kush aroma and flavor. Some find it very similar to the original Purple Kush strain.