Photo: Adrianh M. OrozcoCC BY 4.0via iNaturalistresized / cropped
Pleurothallis circumplexa Plant Care
Acianthera circumplexa (Lindl.) Pridgeon & M.W.Chase
Updated · Sources · How we source care data
Acianthera circumplexa is a small orchid known for its uniquely circular leaves that grow in a compact rosette. Originating from the cloud forests of Brazil, this plant thrives in high humidity and cool temperatures. Plant enthusiasts love it for its charming appearance and ease of care.
Every 4–7 days
Bright indirect light
60–75°F
60–80%
At a glance
How do you care for Pleurothallis circumplexa?
Water Pleurothallis circumplexa every 4–7 days, letting the top layer of soil dry out between waterings, and give it bright indirect light. It prefers temperatures of 60–75°F (16–24°C) and 60–80% humidity. Fertilize it every month during the growing season.
Where Is the Pleurothallis circumplexa Native To?
What Is the Pleurothallis circumplexa?
Pleurothallis circumplexa (Acianthera circumplexa) belongs to the Orchidaceae family within the Acianthera genus. Pleurothallis circumplexa is native to Guatemala. Pleurothallis circumplexa is also known as Acianthera johannensis.
Pleurothallis circumplexa displays a compact, epiphytic orchid growth habit, reaching up to tall with a spread of approximately . Pleurothallis circumplexa produces small, colorful orchid blooms in various hues.
Leaf size: approximately 2 inches.
How Often Should You Water a Pleurothallis circumplexa?
Acianthera circumplexa requires watering every 4–7 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 4–7 days
Let soil partially dry between waterings
What Light Does the Pleurothallis circumplexa Need?
Pleurothallis circumplexa thrives in bright indirect light. Avoid placing Pleurothallis circumplexa in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Bright indirect light
What Temperature and Humidity Does the Pleurothallis circumplexa Prefer?
Acianthera circumplexa grows best at temperatures of 60–75°F. Pleurothallis circumplexa prefers humidity levels of 60–80%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
60–75°F
Humidity
60–80%
What Soil Mix Works Best for a Pleurothallis circumplexa?
Loose, well-draining orchid mix with bark and perlite. Good drainage is essential for Pleurothallis circumplexa to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Pleurothallis circumplexa?
Feed Pleurothallis circumplexa every month 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 month
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
How Do You Repot a Pleurothallis circumplexa?
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 Pleurothallis circumplexa?
Pleurothallis circumplexa can be propagated through division, back bulbs, keiki propagation. Similar propagation techniques also apply to acianthera aberrans plant care, which shares the same genus.
Is the Pleurothallis circumplexa Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Pleurothallis circumplexa, 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 Pleurothallis circumplexa?
Pleurothallis circumplexa is susceptible to aphids, spider mites, scale insects. 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 Pleurothallis circumplexa Need?
Pleurothallis circumplexa grows outdoors in USDA Zone 10b – 11b. It survives winters down to planting zone 10b. Pleurothallis circumplexa is native to Guatemala. In cooler regions, grow Pleurothallis circumplexa as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 10b – 11b
Keep exploring plants
Pleurothallis circumplexa 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 Acianthera genus — compare its care with other Acianthera species on PlantoScan.
Acianthera is part of the Orchidaceae plant family — browse all Orchidaceae genera and species.
Pleurothallis circumplexa thrives in bright light and direct sun — see other bright-light plants.
More Acianthera Species
Other Acianthera species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Acianthera circumplexa (Lindl.) Pridgeon & M.W.Chase, family Orchidaceae (first published in Lindleyana 16(4): 243 (2001).) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Pleurothallis circumplexa, 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.
- Photo: Adrianh M. Orozco, CC BY 4.0, iNaturalist — original.
- Hardiness zone: USDA Zone 10b – 11b, 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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