ALL0-9ABCDEFGHIJKLMNOPQRSTUVWXYZ Share This Tweet Share Resting or not growing. A deciduous tree is dormant in the winter. Related Images:Related Articles: Scales – PestHow to Root Plumeria CuttingsGibberellins (GAs) and Gibberellic acid (GA3)Growing Plumeria from Seed – IntroductionUnderstanding Plumeria Dormancy