Sabal domingensis - Hispaniola Palmetto - (20-30 cm) plant - 20º F (-6.6 ºC)

Plant Description

Name: Sabal domingensis
Common Name: Hispaniola Palmetto, Dominican Palmetto

Sabal domingensis, commonly known as the Hispaniola Palmetto or Dominican Palmetto, is a tall and robust species of palm native to the Caribbean islands of Hispaniola (shared by Haiti and the Dominican Republic) and Cuba. This majestic palm is known for its towering height, broad fan-shaped leaves, and resilience in tropical and subtropical environments.

The Hispaniola Palmetto can grow up to 20 meters (66 feet) in height, with a thick, sturdy trunk that can reach up to 60 cm (2 feet) in diameter. The trunk is typically gray to brown, marked with the scars of old leaves that have fallen off. The crown consists of large, fan-shaped fronds that can span up to 2.5 meters (8 feet) across, creating a dense, rounded canopy. The fronds are a deep green color, and the leaf stalks (petioles) are smooth, without spines.

This palm is well-suited to hot, humid climates and is often found in coastal regions and savannas. It is highly tolerant of saline conditions and can withstand periods of drought once established, making it a popular choice for landscaping in tropical and coastal regions.

Cultivation of Sabal domingensis

Conditions:

1. Light: Sabal domingensis thrives in full sun. It requires at least 6-8 hours of direct sunlight each day for optimal growth and health.
2. Temperature: This palm is hardy in USDA zones 9b-11. It can tolerate brief periods of cold, but it is best suited to warm, tropical, or subtropical climates.
3. Soil: Sabal domingensis prefers well-draining soils, including sandy, loamy, or rocky soils. It is highly tolerant of saline soils, making it ideal for coastal areas. Good drainage is essential to prevent root rot.
4. Water: This palm is drought-tolerant once established but benefits from regular watering during its early growth stages. Allow the soil to dry out between waterings, especially in cooler months.

Planting and Care:

1. Planting: Choose a sunny location with well-draining soil. When planting, dig a hole twice the width of the root ball and plant the palm at the same depth as it was in its container. Water thoroughly after planting. This palm is ideal for large gardens, parks, and coastal landscapes.
2. Fertilization: Fertilize Sabal domingensis with a balanced, slow-release fertilizer specifically formulated for palms, applying it in the spring and summer. Reduce or stop fertilization during the fall and winter to prevent overfeeding.
3. Maintenance: This palm requires minimal maintenance. Prune dead or damaged fronds to maintain a neat appearance. The Hispaniola Palmetto is resistant to most pests and diseases, making it a low-maintenance option for tropical landscapes. Due to its height and size, ensure it has ample space to grow.

Propagation

1. Seed: Sabal domingensis is typically propagated from seeds. The seeds should be collected from ripe fruit, cleaned, and sown in a well-draining potting mix. Keep the seeds warm and moist for germination, which may take several months.
2. Transplanting: Young palms can be successfully transplanted, though care should be taken not to disturb the roots excessively.