Santa Maria Tree (Calophyllum calaba)

Santa Maria Tree

Calophyllum calaba

Its glossy evergreen foliage exudes tropical calm. Large evergreen tree; common name: Calaba.

Full sun
1–2/week
Moderate
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Plant Needs

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Sunlight Full sun to partial shade; tolerates dappled shade in intense tropical heat
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Watering Water deeply when the top 15 cm of soil dries out; drought-tolerant once fully established
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Temperature Thrives in warm tropical to subtropical temperatures; avoid frost below 10°C
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Characteristics

  • Leaf: Opposite, leathery elliptical leaves with prominent midrib; glossy dark green upper surface
  • Flower: Small, fragrant white/cream clusters with five petals per bloom
  • Stem/Bark: Smooth gray-brown bark; branching forms a broad, rounded canopy
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Care Guide

Watering

Keep soil consistently moist during active growth periods

Fertilization

Apply balanced slow-release fertilizer once. Avoid high-nitrogen fertilizers to prevent excessive foliage growth at the expense of flowering

Composted banana peel tea:Soak fully composted banana peels in water for 24 hours; dilute 1:20 for root drench; discard solid peels to avoid pest infestations
Pruning
  • Remove dead, damaged, or crossing branches in late winter to maintain canopy shape
  • Thin dense inner growth to improve airflow and light penetration
  • Limit heavy pruning; only trim to control size or remove problematic branches
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: No listed toxicity to cats

Humans: No documented toxic effects to humans from typical exposure

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental shade tree; durable wood for construction; traditional medicinal uses of resin extracts