Watery Rose Apple (Syzygium aqueum)

Watery Rose Apple

Syzygium aqueum

Its crisp, watery fruits taste like sweet rose-infused water. Evergreen tropical tree; common name: Watery Rose Apple.

Full sun
2–3/week
Moderate
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Plant Needs

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Sunlight Full sun to partial shade; tolerates dappled sunlight in intense tropical midday heat
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Watering Water deeply when the top 2–3 cm of soil is dry; avoid prolonged waterlogging to prevent root rot
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Temperature Thrives in 20–30°C; sensitive to frost and temperatures below 10°C, which may cause leaf drop
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Characteristics

  • Leaf: Glossy, elliptical to lanceolate leaves, 5–12 cm long, dark green with paler undersides
  • Flower: Clusters of fluffy white staminate flowers with prominent stamens, lightly fragrant
  • Fruit: Ovoid to pear-shaped, waxy-skinned fruits, pale green to white when ripe, with crisp, juicy flesh
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Care Guide

Watering

Keep soil consistently moist during active growth and fruiting seasons to support fruit development

Fertilization

Apply balanced, slow-release fertilizer every 2 weeks to support flowering. Avoid over-fertilizing with nitrogen, which may reduce fruiting and promote excessive leaf growth

Banana peel compost tea:Compost banana peels for 4–6 weeks, steep in water for 24 hours, dilute 1:20 for root drench to enhance fruit production and plant health
Pruning
  • Remove dead, diseased, or crossing branches to improve airflow and reduce disease risk
  • Thin overcrowded growth to allow light penetration, which supports uniform fruiting
  • Trim to maintain desired shape and size immediately after the fruiting season
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats; no reported adverse effects from ingestion

Humans: No known toxicity to humans; fruits are safely edible when ripe

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Garden Uses & Culture

Culture: Fruits are used in traditional Southeast Asian desserts and refreshing drinks; symbolizes freshness and tropical vitality

Usage: Edible ripe fruits, ornamental shade tree, leaf infusions used in mild traditional remedies for sore throats