Queen Victoria's Dendrobium (Dendrobium victoriae-reginae)

Queen Victoria's Dendrobium

Dendrobium victoriae-reginae

Its blooms carry regal elegance, a crown of white and purple in tropical shade. Epiphytic orchid; common name: Queen Victoria's Dendrobium.

Partial sun
2–3/week
Moderate
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Plant Needs

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Sunlight Bright indirect shade; avoid direct midday sun that can scorch delicate leaves
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Watering Water thoroughly when potting medium is nearly dry; avoid standing water around roots to prevent rot
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Temperature Thrives in 18–25℃; tolerate brief drops to 12℃ in winter but avoid frost exposure
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Characteristics

  • Leaf: Narrow, leathery, dark green leaves arranged alternately along pseudobulbs
  • Flower: Fragrant, waxy blooms with white sepals/petals and deep purple lip; clustered at pseudobulb tips
  • Pseudobulb: Thick, cylindrical green stems storing water and nutrients
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Care Guide

Watering

Keep medium evenly moist; increase misting to maintain 50–70% humidity

Fertilization

Diluted balanced orchid fertilizer every 2 weeks. Cease fertilizing during winter dormancy to prevent nutrient buildup

Banana peel compost tea:Soak fully composted banana peels in water for 3 days; dilute 1:20 for root drench; discard solids to avoid odor and pest issues
Pruning
  • Trim spent flower spikes at the base to redirect energy to new pseudobulb growth
  • Remove yellowing or dead pseudobulbs to prevent fungal or bacterial growth
  • Thin overcrowded roots during spring repotting to improve air circulation
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA-verified non-toxic; no adverse effects from ingestion or contact

Humans: No known toxicity to humans; safe for handling and proximity

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental potted orchid; cut flower arrangement for formal displays