Purple Alien OG potency is higher THC than average. Purple Alien OG was created after crossing a male of Alien Kush with the heavy effects of Tahoe OG. Known for having beautiful purple/green leaves and being covered in trichomes, Purple Alien OG produces thick cone-shaped buds. Tones of pine, cream, and citrus notes combine to create a pungent flavor with powerful relaxing effects that are often recommended to those with symptoms of insomnia, nausea, and chronic pain.