Bulbophyllum cominsii var. immaculatum Plant Care
Bulbophyllum cominsii Rolfe
Updated · Sources · How we source care data
With its intricate and elongated petals resembling a spider, this unique orchid species hails from Papua New Guinea's lush rainforests. Plant collectors are drawn to Bulbophyllum cominsii for its visually striking flowers that have a distinctively vibrant coloration, making it a prized addition to any botanical collection.
Every 7–10 days
Bright indirect to dappled shade
65–80°F
60–80%
At a glance
How do you care for Bulbophyllum cominsii var. immaculatum?
Water Bulbophyllum cominsii var. immaculatum every 7–10 days, letting the top layer of soil dry out between waterings, and give it bright indirect to dappled shade. It prefers temperatures of 65–80°F (18–27°C) and 60–80% humidity. Fertilize it every 2 months during the growing season.
Where Is the Bulbophyllum cominsii var. immaculatum Native To?
What Is the Bulbophyllum cominsii var. immaculatum?
Bulbophyllum cominsii var. immaculatum (Bulbophyllum cominsii) belongs to the Orchidaceae family within the Bulbophyllum genus. Bulbophyllum cominsii var. immaculatum is native to the Solomon Islands and Papua New Guinea. Bulbophyllum cominsii var. immaculatum is also known as Cirrhopetalum cominsii.
Bulbophyllum cominsii var. immaculatum displays an epiphytic, clumping orchid growth habit, reaching up to 1 ft tall with a spread of approximately . Bulbophyllum cominsii var. immaculatum produces unique, intricate flowers often with complex shapes and patterns.
Leaf size: approximately 4 inches.
How Often Should You Water a Bulbophyllum cominsii var. immaculatum?
Bulbophyllum cominsii requires watering every 7–10 days. Allow the top layer of soil to dry between waterings to prevent root rot. Reduce watering frequency during winter when growth slows.
Watering Frequency
Every 7–10 days
Let soil partially dry between waterings
What Light Does the Bulbophyllum cominsii var. immaculatum Need?
Bulbophyllum cominsii var. immaculatum thrives in bright indirect to dappled shade. Avoid placing Bulbophyllum cominsii var. immaculatum in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Bright indirect to dappled shade
What Temperature and Humidity Does the Bulbophyllum cominsii var. immaculatum Prefer?
Bulbophyllum cominsii grows best at temperatures of 65–80°F. Bulbophyllum cominsii var. immaculatum prefers humidity levels of 60–80%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
65–80°F
Humidity
60–80%
What Soil Mix Works Best for a Bulbophyllum cominsii var. immaculatum?
Loose, well-draining orchid mix with bark and sphagnum moss. Good drainage is essential for Bulbophyllum cominsii var. immaculatum to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Bulbophyllum cominsii var. immaculatum?
Feed Bulbophyllum cominsii var. immaculatum every 2 months during the growing season (spring and summer) with a balanced fertilizer diluted to the strength on the label.
Pause feeding in autumn and winter, when growth slows, and never fertilize dry soil — water first.
Fertilizing
Every 2 months
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
How Do You Repot a Bulbophyllum cominsii var. immaculatum?
Repot every 1-2 years after flowering. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.
How Do You Propagate a Bulbophyllum cominsii var. immaculatum?
Bulbophyllum cominsii var. immaculatum can be propagated through division, back bulbs, keiki propagation. Similar propagation techniques also apply to bulbophyllum acuminatum plant care, which shares the same genus.
Is the Bulbophyllum cominsii var. immaculatum Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Bulbophyllum cominsii var. immaculatum, so we can't confirm whether it is safe for cats and dogs. Keep pets from chewing it as a precaution.
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the Bulbophyllum cominsii var. immaculatum?
Bulbophyllum cominsii var. immaculatum is susceptible to aphids, scale insects, spider mites. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.
What USDA Hardiness Zone Does the Bulbophyllum cominsii var. immaculatum Need?
Bulbophyllum cominsii var. immaculatum grows outdoors in USDA Zone 11a – 12b. It survives winters down to planting zone 11a. Bulbophyllum cominsii var. immaculatum is native to the Solomon Islands and Papua New Guinea. In cooler regions, grow Bulbophyllum cominsii var. immaculatum as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 11a – 12b
Keep exploring plants
Bulbophyllum cominsii var. immaculatum is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Bulbophyllum genus — compare its care with other Bulbophyllum species on PlantoScan.
Bulbophyllum is part of the Orchidaceae plant family — browse all Orchidaceae genera and species.
Bulbophyllum cominsii var. immaculatum thrives in bright light and direct sun — see other bright-light plants.
More Bulbophyllum Species
Other Bulbophyllum species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Bulbophyllum cominsii Rolfe, family Orchidaceae (first published in Bull. Misc. Inform. Kew 1895: 138 (1895)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Bulbophyllum cominsii var. immaculatum, so we can't confirm whether it is safe for cats and dogs. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Hardiness zone: USDA Zone 11a – 12b, estimated from the plant's typical growing conditions.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
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