How to Grow Masdevallia 'Buntglow'
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Masdevallia 'Buntglow'
Masdevallia × 'Buntglow'
flowerMasdevallia 'Buntglow' is a compact hybrid orchid prized for its striking, vibrant red flowers with distinctive tail-like sepals. This miniature orchid blooms nearly year-round and is highly rewarding for intermediate orchid growers. It requires cool to intermediate temperatures and high humidity to thrive.
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Example Masdevallia 'Buntglow' timeline · Pittsburgh, PA (Zone 6b)
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Plant Masdevallia 'Buntglow'
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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First Masdevallia 'Buntglow' blooms
Mid-to-late summerBefore the first fall frost (≈ Nov 8)
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Growing Conditions
Soil
Growing Zones
Find your zone →Zones 10b-11; typically grown indoors in temperate climates
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Establishment
4-6 weeksNewly potted divisions show minimal growth as roots acclimate to the medium
Maintain high humidity (60-80%), keep medium consistently moist, avoid disturbing roots, provide bright indirect light
Vegetative Growth
8-12 weeksNew shoots emerge from the rhizome base; multiple inflorescences begin to develop
Maintain temperatures 55-70°F, increase humidity to 70-80%, fertilize biweekly with dilute balanced orchid fertilizer, ensure air circulation
Bud Development
4-8 weeksProminent flower spikes emerge from leaf axils, swelling buds visible along inflorescences
Continue cool temperatures (60-65°F nights ideal), maintain high humidity, reduce nitrogen-heavy fertilizer, avoid moving the plant during bud set
Flowering
6-12 weeks per flush (multiple flushes annually)Distinctive red flowers with characteristic thread-like tail sepals open sequentially, blooms appear nearly year-round with multiple flushes
Maintain 55-70°F days and 50-60°F nights, support stems with stakes if needed, mist regularly to maintain 70-80% humidity, continue light watering and fertilizing
Maintenance & Repeat Bloom
Ongoing cyclePlant enters semi-dormant rest period; old flower spikes are removed and new growth continues
Cut spent inflorescences above the base, reduce watering slightly, maintain cool nights (50-60°F), resume vigorous watering as new shoots emerge
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Increase humidity to 75-80%, spray with water to dislodge, apply neem oil weekly if severe, ensure good air circulation
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Remove with alcohol-soaked cotton swab, isolate affected plants, spray with insecticidal soap, repeat every 7-10 days
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Manual removal with soft brush, apply horticultural oil, repeat treatments every 2 weeks until resolved
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Allow potting mix to dry slightly between waterings, use sand layer on surface, apply yellow sticky traps, use Bacillus thuringiensis subsp. israelensis (Bti) drench if needed
Uses
No culinary use
CulinaryThis orchid is not edible and is grown exclusively as an ornamental flowering plant. [source]
Cut flower arrangements and displays
CraftThe striking red flowers with distinctive tail-like sepals are highly valued for exotic floral arrangements and orchid shows. The long-lasting blooms remain fresh in water for 4-8 weeks. [source]
Indoor specimen plant and tabletop display
HouseholdMasdevallia 'Buntglow' is ideal for windowsill cultivation indoors, providing year-round blooms in cool interior conditions. Its compact size (6-10 inches tall) makes it suitable for desks, shelves, and plant collections. [source]
Pollinator attraction in cool greenhouses
WildlifeWhile primarily self-fertile, the red flowers can attract specialized orchid bee species in greenhouse or conservatory settings, supporting pollinator diversity. [source]
Traditional ornamental in ethnobotanical contexts
MedicinalIn its native cloud forest habitat, Masdevallia species have historical significance in Andean plant traditions, though 'Buntglow' is a modern hybrid with no documented medicinal applications. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
Cut flower spikes at the base using clean, sharp scissors once blooms fully open and last sepals have unfurled. Flowers last 4-8 weeks individually. Leave spent spikes on the plant if new buds are present along the same inflorescence. Masdevallia blooms nearly continuously; expect multiple flushes per year.
Fun Facts
- 🌱 Masdevallia 'Buntglow' produces flowers nearly year-round, with multiple synchronized blooming flushes that can yield 20-30+ flowers per plant annually when growing conditions are optimal.
- 🌱 The distinctive thread-like tail sepals evolved in Masdevallia species to mimic small insects, a convergent evolution trait that attracts their native pollinators in Colombian cloud forests.
- 🌱 This hybrid was bred specifically for compact size and color intensity, making it more manageable than wild Masdevallia species while maintaining the dramatic flowering characteristic of the genus.
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