Plant Identifier
Plumeria Tree (Plumeria rubra)
tree

Plumeria Tree

Plumeria rubra

A small tropical tree beloved for its intensely fragrant, waxy flowers used in Hawaiian leis. Plumeria blooms in shades of white, yellow, pink, and red atop thick, sculptural branches.

Light
Full sun
Water
Moderate in growth; dry in dormancy
Difficulty
Moderate

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Overview

Plumeria, commonly called frangipani, is a small deciduous tropical tree in the dogbane family (Apocynaceae). It is prized worldwide for its five-petaled, pinwheel-shaped flowers and their rich, sweet perfume that intensifies in the evening.

The plant has a distinctive open, candelabra-like branching structure with thick, blunt stems that exude a milky latex when cut. Trees typically reach 10-25 ft (3-7.5 m).

Flowers come in a wide range of colors and bicolors, and the tree is closely associated with tropical gardens, temples, and Hawaiian lei-making.

How to identify it

  • Flowers: Waxy, five-petaled, pinwheel-shaped blooms in white, yellow, pink, red, or blends, usually with a yellow center; strongly fragrant
  • Leaves: Large, leathery, lance-shaped leaves clustered at branch tips; deciduous in dry or cool seasons
  • Branches: Thick, blunt, succulent-looking gray-green stems with an open, forking habit
  • Sap: Milky white latex released when stems or leaves are broken
  • Size: Small tree or large shrub, 10-25 ft tall

Care & growing

Light: Needs at least 6 hours of full sun daily for good flowering.

Water: Water moderately during active growth and let soil dry between waterings; keep nearly dry during winter dormancy to prevent rot.

Soil: Requires fast-draining soil; a cactus or sandy mix works well in containers.

Temperature: Tropical; hardy in USDA zones 10-12 and best kept above 40 F (4 C).

Feeding: Use a high-phosphorus bloom fertilizer during the growing season to encourage flowers.

Propagation: Very easy from stem cuttings; allow the cut end to callus for a week before planting in dry soil.

Habitat & origin

Plumeria rubra is native to Mexico, Central America, and parts of South America and the Caribbean, where it grows in seasonally dry tropical forests and rocky terrain.

It has been carried throughout the tropics and is now iconic in Hawaii, Southeast Asia, India, and the Pacific Islands. In cooler climates it is grown as a container plant that overwinters indoors.

Uses & benefits

Ornamental: A signature flower of tropical gardens, grown for its color and fragrance.

Cultural: Plumeria flowers are the classic blossom used in Hawaiian leis and are placed as offerings at temples across South and Southeast Asia.

Practical: The fragrance is used in perfumery. Note that all parts contain a milky sap that is toxic if ingested and can irritate the skin and eyes.

Frequently asked questions

Why won't my plumeria bloom?

Insufficient sunlight is the most common reason. Plumeria need full sun and a high-phosphorus fertilizer; container plants also bloom better when slightly root-bound.

How do I propagate plumeria?

Take a stem cutting, let the cut end dry and callus for about a week, then plant it in dry, well-draining soil and water sparingly until roots form.

Is plumeria toxic?

Yes. The milky sap is toxic if eaten and can irritate skin and eyes, so handle cuttings with care and keep away from pets and children.

Why did my plumeria drop all its leaves?

This is normal. Plumeria is deciduous and naturally drops its leaves during cool or dry dormancy, regrowing them in spring.