How to Grow Ground Orchid / Purple Orchid
Ground Orchid / Purple Orchid
Spathoglottis species
flowerSpathoglottis is a genus of tropical terrestrial orchids native to Southeast Asia, Australia, and the Pacific islands. These hardy, warm-growing orchids are prized for their vibrant purple, pink, or white flowers and ease of cultivation compared to many orchid species. They are excellent choices for warm gardens, greenhouses, and indoor tropical settings.
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Example Ground Orchid / Purple Orchid timeline · Pittsburgh, PA (Zone 6b)
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Plant Ground Orchid / Purple Orchid
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 Ground Orchid / Purple Orchid blooms
Mid-to-late summerBefore the first fall frost (≈ Nov 8)
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Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 10-11; can be grown outdoors year-round in warm climates
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Get my Ground Orchid / Purple Orchid timeline →Growth Stages
Dormancy/Rest
2-3 months (winter)Plant appears to rest with minimal visible growth, existing pseudobulbs may lose some leaves
Reduce watering and fertilizing; provide cooler temperatures (55-65°F at night) to encourage flowering
Vegetative Growth
3-4 months (spring)New shoots and leaves emerge from pseudobulbs; plant develops multiple growth points and new tubers form
Increase watering and fertilize every 2 weeks with balanced orchid fertilizer (10-10-10); maintain warm temperatures (65-75°F minimum)
Inflorescence Development
4-6 weeksFlower spikes emerge from base of pseudobulbs or leaf axils; buds form and begin to swell
Maintain consistent moisture and warmth; apply bloom-boosting fertilizer (higher phosphorus); ensure 12+ hours of bright light daily
Flowering
6-12 weeks (can repeat bloom cycles)Vibrant purple, pink, white, or bicolored flowers open sequentially on spike; multiple flowers bloom simultaneously and over time
Maintain humidity (50-70%), air circulation, and consistent moisture; avoid moving plant; flowers last 3-4 weeks per bloom
Post-Flowering/Maturation
4-6 weeksFlowers drop; plant directs energy to developing mature pseudobulbs and foliage for next season
Continue regular watering and feeding; support new growth; gradually reduce inputs as plant enters rest period
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Increase humidity to 60-70%, spray with water, apply neem oil or horticultural miticide if severe
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Remove with alcohol-soaked cotton swab; spray with insecticidal soap or neem oil; isolate plant
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Scrape off manually; treat with horticultural oil or systemic insecticide
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Allow soil surface to dry slightly between waterings; use sticky traps; apply sand layer on top of media
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and
Handpick, especially at night; use copper barriers or organic slug pellets; reduce excessive moisture
Uses
Edible Orchid Petals
CulinarySpathoglottis flowers are occasionally used as delicate, ornamental garnishes in high-end cuisine and specialty desserts. The petals have a slightly sweet, neutral flavor and add visual appeal to plated dishes. [source]
Cut Flower Arrangements
HouseholdThe long-lasting flower spikes are excellent for fresh cut arrangements, both alone and mixed with tropical foliage or complementary flowers. Their vibrant colors add tropical elegance to indoor décor. [source]
Floral Design & Events
CraftPopular in tropical and Hawaiian-themed floral arrangements, wedding bouquets, and special event décor. The consistent blooming provides reliable flowers for florists and event designers. [source]
Pollinator Garden Attraction
WildlifeSpathoglottis flowers attract bees, butterflies, and other pollinators in tropical and subtropical gardens, supporting local pollinator populations while providing beautiful display flowers. [source]
Traditional Asian Medicine
MedicinalSome Spathoglottis species are used in traditional Chinese and Southeast Asian medicine as tonics and for various health applications, though scientific validation is limited. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
Spathoglottis are ornamental flowers grown for display, not harvest. Enjoy blooms on the plant or cut individual flower spikes when fully open using sterile scissors; place in water to extend vase life (7-14 days). Cut spikes can be used in floral arrangements.
Fun Facts
- 🌱 Spathoglottis is one of the few orchid genera that thrives as a terrestrial plant (growing in ground soil) rather than as an epiphyte, making it more forgiving for home gardeners than many orchids.
- 🌱 The name 'Spathoglottis' comes from Greek words meaning 'spathe' (a bract) and 'glottis' (tongue), referring to the distinctive lip structure of the flower.
- 🌱 Spathoglottis can bloom multiple times per year in ideal warm conditions, producing successive flower spikes and providing nearly year-round color in tropical gardens.
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