Old School Haze is a pure sativa strain with an astounding 25% THC content. It is well known for offering an everlasting high and produces incredibly dense buds. Each nugget is considerably larger than any other strain you may have medicated with before and is light green in color. However, you will notice small traces of brown hairs seeping through the trichomes as well. As for the smell and taste, it is hazy and very Kush like. Even though it is seems to be nothing out of the ordinary, it will keep you coming back for more after the first hit. As mentioned earlier, the high is everlasting, the effects can easily last you for hours. In fact it is one of the few strains that last for hours on without breaking a sweat. Moreover, it is incredibly potent, a few hits or so are more than enough to leave you euphoric, happy, relaxed and hungrier than ever before. You may exhibit symptoms of couch-lock as well, which is why it would be wise to use it as an evening time smoke. Considering its effects, the strain is incredibly useful for patients with medical conditions like depression, PTSD, muscle spasms and loss of appetite.