Mayer's Coelogyne (Coelogyne mayeriana)

Mayer's Coelogyne

Coelogyne mayeriana

Its waxy white blooms carry a delicate citrus scent. Epiphytic orchid; common name: Mayer's Coelogyne.

Partial sun
1–2/week
Moderate
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Plant Needs

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Sunlight Bright indirect light; avoid direct midday sun to prevent leaf scorch
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Watering Water thoroughly when potting medium is nearly dry; avoid standing water in saucers to prevent root rot
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Temperature Thrives in 18–25°C; tolerate brief 12°C drops during winter dormancy
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Characteristics

  • Leaf: Linear-lanceolate, leathery, dark green, 20–40 cm long, arranged in pairs atop pseudobulbs
  • Flower: Raceme of 3–8 waxy white blooms with yellow lip markings; 5–7 cm diameter
  • Pseudobulb: Ovoid, green, stores water and nutrients for dry periods
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Care Guide

Watering

Keep medium slightly moist; increase humidity via misting

Fertilization

Diluted orchid fertilizer every 2 weeks. Avoid fertilizing during winter dormancy to prevent root burn

Banana peel 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
  • Remove spent flower spikes after blooming to redirect energy to pseudobulb growth
  • Trim dead or yellowing leaves at the base of the pseudobulb to maintain plant health
  • Divide overcrowded pseudobulbs during spring repotting to promote new growth
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA confirmed non-toxic to cats; no harmful compounds present

Humans: Non-toxic to humans; no reported adverse effects from ingestion or contact

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental houseplant; cut flower for small floral arrangements