Geiger Tree (Cordia sebestena)

Geiger Tree

Cordia sebestena

Vibrant tangerine blooms glow like tropical lanterns against leathery leaves. Evergreen flowering tree; common name: Geiger Tree.

Full sun
1–2/week
Moderate
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Plant Needs

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Sunlight Thrives in full direct sunlight; tolerates partial shade but may produce fewer blooms
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Watering Water deeply when the top 5 cm of soil dries out; tolerate short drought periods once established
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Temperature Prefers warm tropical to subtropical temperatures; protect from frost below 10°C
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Characteristics

  • Leaf: Thick, leathery ovate leaves with fuzzy pale undersides; dark glossy green upper surface
  • Flower: Clusters of bright orange-tangerine trumpet-shaped blooms; lightly fragrant
  • Fruit: Round yellow-brown drupes; edible when fully ripe (mildly astringent)
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Care Guide

Watering

Keep soil consistently moist but not waterlogged to support blooming

Fertilization

Apply balanced slow-release fertilizer once monthly. Avoid high-nitrogen fertilizers to prevent excessive foliage growth over flowering

Eggshell powder top dressing:Crush dried, clean eggshells into fine powder; sprinkle lightly on soil surface to boost calcium levels and reduce blossom end rot risk
Pruning
  • Prune in late winter to shape the canopy and remove dead or damaged branches
  • Thin overcrowded inner growth to improve air circulation and sunlight penetration
  • Trim spent flower clusters to encourage repeat blooming in late summer
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA confirmed non-toxic to cats; no adverse effects reported

Humans: No known toxic effects to humans; ripe fruits are edible when prepared properly

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental landscape tree; ripe fruits can be used to make jams or jellies