Plumeria (frangipani) are tropical, deciduous shrubs or small trees, hardy in USDA Zones 10-12, known for their, fragrant,,5-petaled,summer-blooming flowers and thick, succulent branches. They require full sun, well-drained soil, and regular watering during the growing season, but need to remain dry during winter dormancy. Propagated easily from cuttings, they thrive in pots or landscapes in warm climates.