How to Grow Butterfly Orchid

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Butterfly Orchid

Oncidium papilio

flower

Oncidium papilio is a striking epiphytic orchid native to South America, named for its butterfly-like flowers with elongated sepals and petals. The plant produces fragrant blooms in shades of brown, yellow, and red that can reach 3-4 inches across and bloom sequentially over several months. It is a popular choice for experienced orchid growers seeking a dramatic, long-lasting display.

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Example Butterfly Orchid timeline · Pittsburgh, PA (Zone 6b)

Plant Butterfly Orchid
Around Apr 17

Near Pittsburgh's average last spring frost.
Tend & protect
Late spring–summer

Watering, feeding, and pest-watch reminders.
First Butterfly Orchid blooms
Mid-to-late summer

Before the first fall frost (≈ Nov 8)

Sample dates for Pittsburgh, PA. Sign up to get exact Butterfly Orchid dates for your own zip code.

Growing Conditions

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Sun: Bright, indirect light; 3,000-5,000 foot-candles; morning sun with afternoon shade ideal

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Water: Keep media lightly moist during growing season; reduce water in winter during dormancy. Water every 5-7 days in growing season; use distilled or rainwater to avoid mineral buildup

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Spacing: inches

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Days to maturity: 2-3 years to first bloom from seedling

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Planting depth: Plant so pseudobulbs sit at media surface; do not bury

Soil

Type: Orchid bark mix, coarse and well-draining

pH: 5.5-6.5

Amendments:

Sphagnum moss Perlite Charcoal Cork pieces

Growing Zones

Find your zone →

Thrives in warm climates (zones 10b-11); best grown indoors in cooler regions at 65-75°F

10b 11a 11b

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Growth Stages

Dormancy/Rest Period

4-8 weeks

Plant appears inactive with mature pseudobulbs; may lose older leaves. Minimal new growth is visible.

Reduce watering significantly; provide cooler temperatures (60-65°F nights) and lower humidity to trigger blooming. Maintain bright light but minimal feeding.

Growth/Vegetative

3-4 months

New pseudobulbs and leaves emerge. Plant shows active growth with fresh green shoots developing from the base.

Water regularly and maintain humidity above 50%. Resume monthly feeding with dilute orchid fertilizer (1/4 strength). Ensure bright, indirect light and good air circulation.

Bud Development

6-8 weeks

Flower spikes emerge from the base of new pseudobulbs, gradually lengthening and showing visible buds at the spike tips.

Maintain consistent warm temperatures (70-75°F daytime, 60-65°F nighttime). Continue regular watering and feeding. Support spikes with orchid clips or ties as they elongate. Avoid moving the plant.

Flowering

8-12 weeks or longer

Distinctive butterfly-shaped flowers open sequentially along the spike, displaying brown, yellow, and red coloration with fragrance.

Maintain 60-65°F nights to extend bloom longevity. Continue light watering and humidity. Reduce fertilizer; apply blooming orchid food (higher phosphorus). Do not move plant; position away from ethylene sources like ripening fruit.

Post-Bloom/Decline

2-4 weeks

Flowers fade and drop; spikes may remain green or turn brown. Plant transitions back toward rest period.

Remove dried flower spikes at their base. Gradually reduce watering and begin cool night temperatures (60-65°F) to induce next cycle. Transition toward dormancy period over 2-4 weeks.

Companion Planting

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Plant with:

Other Oncidium species Phalaenopsis orchids Cattleya orchids Epidendrum orchids Pothos (for vertical growing arrangements)

Avoid planting near:

Ripening fruit (ethylene production causes bud drop) Plants requiring frequent overhead watering (fungal issues) Heaters or air conditioning vents (temperature extremes)

Common Pests

Increase humidity to above 60%; mist foliage regularly. Spray with dilute neem oil or insecticidal soap weekly until resolved. Ensure good air circulation.
Dab directly with rubbing alcohol on a cotton swab. Spray with insecticidal soap every 7-10 days. Isolate plant to prevent spread.
Remove by hand with alcohol-soaked cloth. Apply horticultural oil or insecticidal soap. Repeat treatments every 10-14 days as needed.
Maintain high humidity and good air circulation. Use blue sticky traps to monitor. Spray with neem oil or insecticidal soap if infestation occurs.
Improve drainage and air circulation. Reduce watering frequency. Repot in fresh orchid bark if roots are mushy. Remove affected roots with sterile tools.

Uses

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Floral Display & Fragrance

Culinary

Oncidium papilio flowers are prized for their distinctive fragrance and stunning appearance in fresh floral arrangements and displays. The butterfly-like blooms serve as a sophisticated centerpiece for special occasions. [source]

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Indoor Ornamental Plant

Household

As a potted houseplant, Oncidium papilio provides long-lasting aesthetic appeal and air-purifying benefits, thriving indoors on bright windowsills or under grow lights. It is a centerpiece-quality houseplant for dedicated orchid enthusiasts. [source]

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Pollinator Support

Wildlife

In natural habitats, Oncidium papilio attracts bees and other pollinators through its distinctive flower shape and fragrance. Growing the orchid indoors supports biodiversity appreciation and ecological awareness. [source]

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Floral Arrangement & Wedding Decoration

Craft

Oncidium papilio flowers are highly valued by florists and event designers for their exotic, long-lasting blooms that add elegance to bridal bouquets, corsages, and high-end floral installations. The butterfly appearance makes them a distinctive statement flower. [source]

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Traditional Ethnobotany

Medicinal

Some Oncidium species have been used in traditional South American medicine, though scientific evidence is limited. The plant is primarily valued ornamentally rather than medicinally in modern practice. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Orchids are cut flowers, not harvested for growth. Cut mature flower spikes with sterile shears once all buds have opened if desired for arrangements; this does not harm the plant. Allow spikes to bloom naturally on the plant for maximum visual impact (8-12+ weeks). After flowering ends, cut spent spikes at their base to encourage new growth cycles.

Fun Facts

🌱 The name 'papilio' means 'butterfly' in Latin, referring to the remarkable resemblance of the flower's sepals and petals to the wings and body of a butterfly in flight.
🌱 Oncidium papilio is an epiphytic orchid that naturally grows attached to tree branches in the cloud forests of Peru and Ecuador, obtaining nutrients and water from the air and rain rather than soil.
🌱 Unlike many orchids, Oncidium papilio blooms sequentially—flowers open one at a time along the spike—allowing a single inflorescence to provide blooms for 8-12 weeks or longer, making it exceptionally rewarding for patient growers.

Gardening Terms

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