Cotton Candy Kush is a name used to describe two apparently distinct strains -- one is an indica-heavy hybrid from breeders Delicious Seeds; the other is an older, more mysterious hybrid that has circulated in Canada for decades. Delicious Seeds? Cotton Candy Kush is a popular indica-leaning plant with memorable flavors and an enduring sedative high. It is a cross between the incredibly aromatic Lavender strain and Power Plant, which is derived from sativa landraces indigenous to South Africa. This strain?s THC content is purported to be 20%.