About Purple Rainbow Purple Rainbow is an Indica-dominant flower bred from Wedding Cake, Rainbow Belts, and Alien Tech. Dense, conical olive-green buds display vibrant purple undertones, bright reddish-orange pistils, and a thick coating of chunky, purple-tinted white crystal trichomes. Aromas release citrusy lemon-lime notes accented by creamy vanilla and floral Kush when broken apart. Species Indica-Dominant Lineage Wedding Cake x Rainbow Belts x Alien Tech