Orchid Cactus Plant Care
Epiphyllum laui Kimnach
Updated · Sources · How we source care data
Epiphyllum laui is a cactus species native to Mexico and grown as an ornamental.
Every 10–14 days
Bright indirect light
60–80°F
40–60%
At a glance
How do you care for Orchid Cactus?
Water Orchid Cactus every 10–14 days, letting the top layer of soil dry out between waterings, and give it bright indirect light. It prefers temperatures of 60–80°F (16–27°C) and 40–60% humidity. Fertilize it every 6 months during the growing season.
Where Is the Orchid Cactus Native To?
What Is the Orchid Cactus?
Orchid Cactus (Epiphyllum laui) belongs to the Cactaceae family within the Epiphyllum genus. Orchid Cactus is native to Mexico and grown as an ornamental.
Orchid Cactus displays an epiphytic, sprawling cactus growth habit, reaching up to 2 ft tall with a spread of approximately 3 ft. Orchid Cactus produces large, showy blooms in various colors like red, pink, orange, and white.
Leaf size: approximately 6 inches.
How Often Should You Water a Orchid Cactus?
Epiphyllum laui requires watering every 10–14 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 10–14 days
Let soil partially dry between waterings
What Light Does the Orchid Cactus Need?
Orchid Cactus thrives in bright indirect light. Avoid placing Orchid Cactus in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Bright indirect light
What Temperature and Humidity Does the Orchid Cactus Prefer?
Epiphyllum laui grows best at temperatures of 60–80°F. Orchid Cactus prefers humidity levels of 40–60%.
Temperature
60–80°F
Humidity
40–60%
What Soil Mix Works Best for a Orchid Cactus?
Well-draining cactus mix with added organic matter. Good drainage is essential for Orchid Cactus to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Orchid Cactus?
Feed Orchid Cactus every 6 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 6 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 Orchid Cactus?
Repot every 2-3 years in early spring. 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 Orchid Cactus?
Orchid Cactus can be propagated through stem cuttings, grafting. Similar propagation techniques also apply to queen of the night cactus plant care, which shares the same genus.
Is the Orchid Cactus Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Orchid Cactus, 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 Orchid Cactus?
Orchid Cactus is susceptible to spider mites, scale insects, mealybugs. 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 Orchid Cactus Need?
Orchid Cactus grows outdoors in USDA Zone 13a. It survives winters down to planting zone 13a. Orchid Cactus is native to Mexico and grown as an ornamental. In cooler regions, grow Orchid Cactus as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13a
Keep exploring plants
Orchid Cactus 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 Epiphyllum genus — compare its care with other Epiphyllum species on PlantoScan.
Epiphyllum is part of the Cactaceae plant family — browse all Cactaceae genera and species.
Orchid Cactus thrives in bright light and direct sun — see other bright-light plants.
Related Plant Care Guides
Closely related plants with similar care requirements:
Sources
- Scientific name & taxonomy: Epiphyllum laui Kimnach, family Cactaceae (first published in in Cact. Succ. J. (Los Angeles) 62(3): 149. 1990.) — World Flora Online record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Orchid Cactus, 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 13a, calculated from the plant's minimum temperature.
- 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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