Overview
Silver Trumpet Tree (Tabebuia aurea, formerly Tabebuia caraiba) is a small subtropical tree prized for golden trumpet blooms, silvery foliage, and gray bark. It is nonnative to Florida but makes a dramatic specimen.
Mature Size and Habit
Expect about 15 to 25 feet tall and 10 to 15 feet wide. The open, rounded crown grows at a moderate rate on a contorted trunk and may shed most leaves before flowering.
Best Landscape Uses
Use it as a lawn specimen, flowering accent, small shade tree, or tropical focal point. Give the canopy open viewing space and avoid sites where fallen flowers and pods would be unwelcome.
Sunlight
Full sun produces the best structure and bloom. Light partial shade is tolerated, but dense shade reduces flowering and can weaken growth.
Soil, Drainage, and Irrigation
Plant in well-drained soil and water regularly during establishment. Once rooted, it handles seasonal dryness better than saturation; avoid low spots that stay wet after storms.
Best Planting Season for Tampa and Central Florida
Plant in spring after frost risk, or in early fall while soil is warm. Around Tampa, favor a warm, wind-protected microclimate over an exposed northern edge.
Pruning and Maintenance
Train one trunk and well-spaced scaffold branches while young. Remove crossing or weak growth after flowering and never top. Mature wood can be brittle, so inspect structure before hurricane season.
Wildlife Value
Flowers can provide nectar and pollen to insects, but this imported tree offers less food-web value than a Florida native. Pair it with native canopy and understory plants for broader habitat.
Cold and Heat Sensitivity
Florida heat suits it, but frost can injure leaves, twigs, or young trunks. Protected siting matters near the colder inland edge of Central Florida.
Safety, Roots, and Placement Warnings
It has no thorns, but flowers and long pods create seasonal litter. Allow clearance from roofs, walks, pools, pavement, and utilities. Do not treat any part as edible.
Invasive Concerns
This tree is not native to Florida and is not commonly listed as invasive in state landscapes. Still, remove unwanted seedlings and avoid intact natural areas.
Helpful Resources
Review the UF/IFAS Trumpet Trees guide for Florida performance and the Kew Plants of the World Online record for accepted taxonomy and native range.