5 Seeds Portia Tree Thespesia populnea Tropical Coastal Ornamental Shade Tree

The Portia Tree is a tropical, evergreen to semi-evergreen tree known for its dense, rounded canopy and large, bell-shaped flowers that open bright yellow and age to a deep pinkish-maroon. Its glossy, heart-shaped leaves and salt-tolerant nature make it a striking ornamental for warm coastal and tropical landscapes. This listing offers 5 seeds for growers seeking a versatile shade or specimen tree.

The Portia Tree works well as a shade tree, windbreak, or accent in coastal gardens, and its rot-resistant wood is traditionally valued for carving. It grows at a moderate rate, tolerates poor and sandy soils, and responds well to regular watering during establishment. The flowers attract pollinators, and the tree provides a lush, tropical look with minimal fuss once settled.
Species: Thespesia populnea
Type: Tropical evergreen to semi-evergreen tree
Plant_Habit: Upright tree with a dense, rounded canopy
Sun: Full sun
Soil: Well-draining, sandy to loamy; tolerates poor and coastal soils
Zones: 10-11
Germination: Scarify or soak seeds, then sow in warm, moist, well-draining medium
Sowing: Surface sow and lightly cover; keep consistently moist and warm
Spacing: 20-30 feet between trees
Notes: Salt and wind tolerant once established; ideal for coastal plantings