Three-flowered Pancratium (Pancratium trianthum)

Three-flowered Pancratium

Pancratium trianthum

Fragrant trumpet blooms glow in arid sun, a delicate contrast to harsh landscapes. Bulbous flowering perennial; common name: Three-flowered Pancratium.

Full sun
1–2/week
Moderate
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Plant Needs

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Sunlight Requires bright direct sunlight for optimal flowering; tolerate partial shade in extreme heat to prevent leaf scorch
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Watering Water deeply when the top 2–3 cm of soil is dry; avoid overwatering to prevent bulb rot
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Temperature Thrives in warm arid conditions; tolerate mild frost down to 10°C but require protection from hard freezes
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Characteristics

  • Leaf: Linear, fleshy dark green leaves forming a basal rosette
  • Flower: Fragrant white trumpet-shaped blooms, 8–10 cm long, in clusters of 2–3
  • Bulb: Underground tunicate bulb for water and nutrient storage
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Care Guide

Watering

Keep soil consistently moist during active growth and flowering period

Fertilization

Diluted balanced liquid fertilizer every 2 weeks. Discontinue feeding once foliage begins to yellow for dormancy

Crushed eggshell powder:Crush dried eggshells into fine powder; sprinkle lightly on soil surface 2–3 times per growing season; avoid direct contact with the bulb
Pruning
  • Remove spent flower stalks after blooming to redirect energy to bulb development
  • Trim yellowing foliage only after it has fully died back naturally during dormancy
  • Thin overcrowded bulbs every 3–4 years in early spring to improve airflow and growth
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Amaryllidaceae family plants are toxic; ingestion may cause vomiting, diarrhea, and abdominal pain

Humans: Contains lycorine alkaloids; ingestion causes gastrointestinal irritation and nausea

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental bulb for rock gardens, xeriscapes, and container displays