Rooting Process The series of steps a plant cutting takes to develop new roots; Plumeria requires a warm, humid environment for effective rooting. Synonyms: Root FormationRelated Articles: How to Root a Plumeria Cutting Course GuideGlossary: Indoleacetic acidUsing IAA for Plumeria propagation and root development.Glossary: Hormone Rooting GelUsing rooting gel to stimulate root growth in Plumeria cuttings.