PlantFun
Plant Needs
Sunlight
Full sun to partial shade; thrives in dry, sunny open habitats
Watering
Water deeply when top 5 cm of soil is dry; drought-tolerant once established
Temperature
Thrives in warm tropical to subtropical climates; tolerates brief light frosts above 10°C
Characteristics
- Leaf: Pinnately compound with small oval leaflets, bright green foliage turning yellow in autumn
- Flower: Clusters of small, fragrant yellow pea-like blooms
- Stem/Bark: Dark brown rough bark; dense, deep reddish-purple heartwood
Care Guide
Watering
Keep soil slightly moist during active growth; avoid waterlogging
Fertilization
Diluted balanced fertilizer once monthly. Use low-nitrogen fertilizer to promote wood and flower development
Eggshell powder topdress：Crush dried eggshells to fine powder; sprinkle 1 tsp per square foot around the base; water in to release nutrients graduallyPruning
- Remove dead, damaged, or crossing branches in late winter before new growth
- Thin dense inner foliage to improve airflow and light penetration
- Trim suckers at the base to encourage a single main trunk shape
Toxicity
Warning: this plant may be toxic.
Pets & Humans
Pets: ASPCA: No documented toxicity to cats
Humans: No known acute toxic effects from ingestion or skin contact
Garden Uses & Culture
Culture: Heartwood used for natural purple dye production since the 16th century; symbolizes sustainable natural resources
Usage: Natural textile dye, ornamental landscaping, traditional medicinal uses for anti-inflammatory properties
