Khalifa Kush, also known as “KK,” “Wiz Khalifa” “Kalifa Kush,” and “Wiz Khalifa OG,” is a hybrid weed strain that was bred specifically for the rap artist Wiz Khalifa. Khalifa Kush is 21% THC, making it an ideal weed strain for experienced consumers. Khalifa Kush is believed to descend from an unknown OG strain.