Devil's Trumpet (Datura metel)

Devil's Trumpet

Datura metel

Its large trumpets bloom under moonlight, a haunting beauty with hidden danger. Toxic ornamental flowering shrub; common name: Devil's Trumpet.

Full sun
1–2/week
Moderate
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Plant Needs

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Sunlight Requires full sun to partial shade; tolerates intense afternoon sun in arid regions but benefits from light shade in humid climates
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Watering Water deeply when the top 5 cm of soil is completely dry; avoid overwatering to prevent root rot
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Temperature Thrives in warm, tropical to subtropical temperatures; cannot tolerate frost; move indoors if temperatures drop below 10°C
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Characteristics

  • Leaf: Large, ovate to heart-shaped leaves with serrated margins; soft, velvety green texture
  • Flower: Fragrant, trumpet-shaped blooms (15–20 cm long) in white, pink, or purple; open nocturnally and wilt by midday
  • Stem: Erect, branching green stems covered in fine, fuzzy hairs
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Care Guide

Watering

Maintain evenly moist soil during active growth; increase watering frequency during prolonged heatwaves

Fertilization

Apply diluted balanced liquid fertilizer every 2 weeks. Discontinue fertilization in autumn to prepare the plant for dormancy

Eggshell powder topdress:Grind dried, clean eggshells into a fine powder; sprinkle 1 teaspoon per pot around the base of the plant to boost soil calcium levels and prevent blossom end rot
Pruning
  • Pinch back young stem tips to encourage bushy, compact growth
  • Remove spent flowers promptly to promote continuous blooming throughout the growing season
  • Cut back leggy or overgrown stems by one-third in mid-summer to maintain plant shape
  • Dispose of all pruned material carefully, as all plant parts remain toxic
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA confirmed toxic; ingestion causes vomiting, diarrhea, lethargy, hallucinations, and potentially fatal neurological distress

Humans: All plant parts contain tropane alkaloids; ingestion can cause hallucinations, delirium, seizures, or fatal respiratory failure

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Garden Uses & Culture

Culture: Historically used in traditional South Asian spiritual rituals due to its hallucinogenic properties; now widely grown as an ornamental with strict safety warnings

Usage: Ornamental flowering plant for garden borders or large indoor containers; never planted in areas accessible to children or pets