Myrtle-of-the-River (Calyptranthes zuzygium)

Myrtle-of-the-River

Calyptranthes zuzygium

Resilient evergreen of the Myrtaceae family, valued for its attractive foliage and small clustered blooms.

Full sun
2/week
Moderate
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Plant Needs

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Sunlight Prefers full sun to partial shade for best growth
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Watering Likes evenly moist but well-drained soil
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Temperature Thrives in warm, tropical to subtropical climates
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Characteristics

  • Leaves: Opposite, leathery, lanceolate, 5–10 cm long, entire margins, glossy green;
  • Flowers: Small, white, borne in clusters, with conspicuous stamens;
  • Fruit: Small berry, initially green, maturing to red or purple;
  • Bark: Smooth to slightly fissured, light brown to grayish.
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Care Guide

Watering

Moderate regular watering to keep soil moist but not waterlogged

Fertilization

Feed with balanced organic compost. Fertilize moderately to encourage healthy foliage and blooms

Banana peel tea:Soak chopped banana peels in water for 2–3 days; strain and use to water base; avoid spoilage by keeping covered
Pruning
  • Prune lightly after flowering to maintain shape;
  • Remove any weak or crossing branches;
  • Thin interior growth for better airflow;
  • Avoid heavy pruning during flowering season.
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: No ASPCA listing; considered non-toxic to cats

Humans: No known toxicity under normal handling or ingestion of small quantities

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Garden Uses & Culture

Culture: N/A

Usage: - Ornamental shrub/tree for gardens and landscapes; - Potential wildlife food source through its berries.