About Ceiba insignis

  • Common Names: White Floss Silk Tree, Drunken Tree, Drunken Stick, Palo Borracho

  • Family: Malvaceae (formerly Bombacaceae)

  • Native Region: South America – mainly Argentina, Bolivia, and Peru

  • Related Species: Closely related to Ceiba speciosa (Pink Silk Floss Tree), but Ceiba insignis generally has paler flowers (white or cream).


Key Features

  1. Size: Medium-sized deciduous tree, usually 9–18 meters (30–60 feet) tall.

  2. Trunk: Swollen or bottle-shaped base, often covered with large conical spines.

  3. Leaves: Palmately compound, bright green, shed during the dry or cool season.

  4. Flowers:

    • Large, showy, white to pale yellow, sometimes with a pinkish blush.

    • Appear in autumn or early winter after the leaves drop, making them very noticeable.

    • Pollinated by insects and occasionally bats.

  5. Fruit/Seeds: Large woody pods that split open to release seeds surrounded by silky floss, historically used for stuffing pillows and mattresses.

Growth and Cultivation

  • Soil: Prefers well-drained sandy to loamy soil.

  • Sunlight: Requires full sun.

  • Water: Drought-tolerant once established; does not thrive in waterlogged soil.

  • Climate: Best suited for tropical and subtropical regions; can tolerate temperatures down to about -6°C (20–25°F).

  • Growth Rate: Fast-growing in warm climates.


Ecological and Cultural Importance

  • Ecology: Provides nectar for pollinators such as bees and butterflies.

  • Ornamental Use: Popular in parks, gardens, and along avenues for its dramatic flowers and distinctive trunk.

  • Traditional Uses:

    • Seed floss used for bedding and padding.

    • Soft wood occasionally used for light carpentry.

    • Bark and seeds have been applied in traditional medicine in native areas.