PlantFun
Plant Needs
Sunlight
Requires full daily direct sunlight for abundant flowering; tolerates partial shade but may produce fewer blooms
Watering
Water deeply when the top 5–10 cm of soil dries out; avoid overwatering to prevent root rot
Temperature
Thrives in warm temperate to tropical climates; tolerates light frost (down to 5°C) but may drop leaves during cold snaps
Characteristics
- Leaf: Fern-like bipinnate compound leaves with small oval leaflets; bright green, turning yellow in autumn
- Flower: Dense panicles of trumpet-shaped lavender-blue blooms; lightly fragrant
- Stem/Bark: Smooth grey-brown bark on young trees; becomes fissured and rough with age
Care Guide
Watering
Keep soil consistently moist during active growth; apply mulch to retain moisture
Fertilization
Apply balanced slow-release fertilizer once at the start of growth. Avoid high-nitrogen fertilizers to prevent excessive leaf growth over flowering
Banana peel tea：Soak chopped banana peels in water for 3 days; dilute 1:10 for root drench; discard solids to avoid pest infestationsPruning
- Prune dead or damaged branches in late winter to maintain canopy shape
- Thin crowded inner branches to improve airflow and light penetration
- Remove suckers growing from the base to direct energy to the main trunk
Toxicity
Warning: this plant may be toxic.
Pets & Humans
Pets: ASPCA: Non-toxic to cats; no reported adverse effects
Humans: No known toxic effects on humans
Garden Uses & Culture
Culture: Symbolizes renewal and seasonal beauty in subtropical urban landscapes
Usage: Ornamental shade tree for parks, streets, and large residential gardens
