How does cannabis get its color? Here’s why some strains turn purple What gives cannabis its purple, blue, and red hues? The answer is anthocyanin, a family of flavonoids that gives cannabis… By hempcbdtimes , in black-cherry-soda Cannabis 101 flavonoids GENETICS granddaddy-purple GROWING growing tips mendocino-purps purple-kush purple-urkle science strains , at July 22, 2020