How to Grow Oncidium 'Volcano Queen'
Wikimedia Commons
Oncidium 'Volcano Queen'
Oncidium 'Volcano Queen'
flowerOncidium 'Volcano Queen' is a hybrid orchid prized for its dramatic dark red and yellow flowers that resemble dancing figures. This epiphytic orchid produces long, arching inflorescences with numerous small, intricately patterned blooms. It is a popular choice for intermediate to advanced orchid growers seeking vibrant, long-lasting flower displays.
When should you plant Oncidium 'Volcano Queen' in your zone?
Get a personalized planting timeline — when to start seeds, transplant, and harvest — based on your USDA zone and local frost dates. Free to start.
Example Oncidium 'Volcano Queen' timeline · Pittsburgh, PA (Zone 6b)
-
Plant Oncidium 'Volcano Queen'
Around Apr 17Near Pittsburgh's average last spring frost.
-
Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
-
First Oncidium 'Volcano Queen' blooms
Mid-to-late summerBefore the first fall frost (≈ Nov 8)
Sample dates for Pittsburgh, PA. Sign up to get exact Oncidium 'Volcano Queen' dates for your own zip code.
Growing Conditions
Soil
Growth Stages
Dormancy/Rest
2-3 monthsThe plant rests after flowering cycle with minimal new growth and lower metabolic activity.
Reduce watering and fertilizer. Maintain cooler temperatures (60-65°F at night) to trigger blooming. Continue moderate watering—do not allow plant to dry completely.
Growth Phase
4-6 monthsNew shoots and leaves emerge; pseudobulbs develop. Active vegetative growth occurs.
Water regularly and fertilize bi-weekly with diluted orchid fertilizer (1/4 to 1/2 strength). Ensure bright light and good air circulation. Monitor for dehydration.
Inflorescence Emergence
2-4 weeksFlower spikes emerge from the base of pseudobulbs. Initial spike develops with buds forming along the length.
Support spikes with stakes if needed. Continue regular watering and feeding. Maintain consistent temperature (no sudden drops). Do not move plant frequently.
Flowering
8-12 weeksDark red and yellow blooms open sequentially along the spike. Flowers are small, intricately patterned, and highly ornamental.
Reduce fertilizer (lower nitrogen). Maintain consistent watering and high humidity. Avoid temperatures below 55°F. Flowers last 2-4 weeks per bloom; entire spike can bloom for 2-3 months.
Post-Bloom
2-4 weeksFlowers drop gradually; new growth may emerge from spike base or main plant.
You may remove the spike above a node to encourage branching and more flowers, or remove entirely. Return to regular feeding and standard care. Gradually transition to cooler temperatures for rest phase.
Companion Planting
Plan your garden →Common Pests
-
Increase humidity, mist foliage regularly, isolate affected plant. Use miticide if severe; neem oil spray (½ teaspoon per quart water) applied every 7-10 days.
-
Remove with alcohol-dampened cotton swab on affected areas. Spray with insecticidal soap or neem oil every 7-10 days. Improve air circulation.
-
Hand-remove with gentle brushing. Treat with horticultural oil spray or neem oil on 7-10 day cycles. Isolate plant to prevent spread.
-
Improve drainage in potting medium. Reduce watering frequency. Repot in fresh orchid bark if rot is evident. Ensure adequate air circulation around roots.
Uses
Edible garnish (flower petals)
CulinaryOrchid petals of Oncidium 'Volcano Queen' can be used as decorative, edible garnishes for gourmet dishes and desserts. They add visual impact and are safe for human consumption (pesticide-free plants only). [source]
Cut flower arrangements and floral design
HouseholdThe striking dark red and yellow blooms are highly valued in the floristry industry for wedding bouquets, special events, and premium floral arrangements. The long-lasting spikes make them economical and visually stunning. [source]
Orchid growing hobby and horticulture
CraftOncidium 'Volcano Queen' is a cultivar that appeals to serious orchid enthusiasts and collectors, fostering interest in tropical plant propagation, hybridization, and controlled-environment horticulture. [source]
Pollinator attraction (in natural habitat context)
WildlifeIn its native tropical habitat, Oncidium orchids evolved to attract specific pollinators through their distinctive flower morphology and patterning. Home growers appreciate this evolutionary adaptation. [source]
Harvest Tips
Cut flower spikes for use in floral arrangements once multiple blooms have opened; they last 1-2 weeks in a vase of water (change water every 3 days). For the plant itself, allow spikes to bloom naturally on the plant for maximum longevity and visual impact. Leave spike on plant until it naturally dries and drops, or cut above a node to encourage branching.
Fun Facts
- 🌱 The genus Oncidium is commonly called 'Dancing Lady Orchid' because the labellum (lip) resembles a woman's skirts in motion; 'Volcano Queen' exemplifies this characteristic with its dramatic form.
- 🌱 Oncidium orchids are epiphytes in nature, meaning they grow on tree branches in tropical rainforests without harming the host tree—their aerial root systems absorb moisture and nutrients from the environment.
- 🌱 'Volcano Queen' likely derived its name from its deep red and golden-yellow coloration, reminiscent of volcanic rock and lava. Modern hybrid Oncidiums are the result of decades of careful breeding for superior flower quality and color intensity.
Join 30,000 gardeners planning their gardens with LizPlants.
Get your personalized Oncidium 'Volcano Queen' planting timeline
Tell us your zip code and we'll calculate exactly when to start Oncidium 'Volcano Queen' seeds, transplant seedlings, and harvest — based on your USDA zone and local frost dates. Includes calendar reminders and printable task lists. Free to start.
Get my Oncidium 'Volcano Queen' timeline →