West Indian Lilac (Tetrazygia bicolor)

West Indian Lilac

Tetrazygia bicolor

Lustrous evergreen foliage blooms with soft purple clusters. Broadleaf evergreen shrub; common name: West Indian Lilac.

Full sun
1–2/week
Moderate
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Plant Needs

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Sunlight Full to partial sun; tolerates light shade but produces the most blooms in direct sunlight
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Watering Water deeply when the top 2–3 cm of soil is completely dry; avoid standing water to prevent root rot
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Temperature Thrives in warm tropical to subtropical temperatures; protect from frost and temperatures below 10°C
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Characteristics

  • Leaf: Opposite, elliptical leaves with glossy dark green upper surfaces and pale undersides, 5–12 cm long
  • Flower: Clustered purple or lavender star-shaped blooms, 1–2 cm in diameter
  • Stem: Woody, branching stems with smooth brown bark
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Care Guide

Watering

Keep soil consistently moist but not waterlogged

Fertilization

Feed with diluted balanced fertilizer every 4 weeks. Use a fertilizer formulated for acid-loving plants to support foliage and bloom health

Banana peel compost tea:Compost banana peels for 2–3 months, steep in water for 24 hours, and dilute 1:20 for root drenching; avoid using raw peels to prevent pest infestations
Pruning
  • Prune immediately after flowering to shape the shrub and encourage new growth for the next bloom cycle
  • Remove dead, diseased, or crossing branches to improve airflow and reduce disease risk
  • Thin crowded inner stems to promote better light penetration and even bloom production
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: No listed toxicity to cats

Humans: No documented toxicity to humans

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental garden shrub; provides nectar for bees and butterflies