Purple Elephant strain is a marijuana strain best for insomnia. The purple elephant cannabis strain is a hybrid of Purple Urkel. The mmj strain gets it name because of the strong purple colors and the grape smell that comes with it, plus it hits you like an elephant making you want to sleep. The strain takes about 9 weeks to flower and has a average THC value of 16%. The purple elephant strain was created by the breeder Clone Only and also helps well with stress. Buy now in Seattle.