Primus is an indica strain , This strain's genetics include: and Trainwreck.It originates from: United States. It may taste chemical, piney, pungent, and skunk. Primus may be very helpful for conditions such as: anxiety, ptsd, add/adhd, epilepsy, and fibromyalgia. If you are experiencing insomnia, muscle spasms, pain, stress, or depression, Primus may be a good choice for you. When smoked, this strain can make you feel euphoric, happy, uplifted, hungry, and creative.