Cytokinins Posted on September 13, 2016November 10, 2022 by PlumeriaDB ALL0-9ABCDEFGHIJKLMNOPQRSTUVWXYZ Share This Tweet Share A class of plant growth substances (phytohormones) that promote cell division, or cytokinesis, in plant roots and shoots and they promote the growth of buds. Related Images:Related Articles: Gibberellic Acid for Fruit Set and Seed GerminationUnderstanding Plumeria DormancyGlossary: CallusBranching Inducers on Plumeria