Moon Dewplant Plant Care
Oscularia lunata (Willd.) H.E.K.Hartmann
Updated · Sources · How we source care data
Oscularia lunata is a species of succulent flowering plant in the genus Oscularia. It is endemic to the Fynbos region in the Western Cape.
Every 14–21 days
Full sun to partial shade
50–85°F
10–40%
At a glance
How do you care for Moon Dewplant?
Water Moon Dewplant every 14–21 days, letting the top layer of soil dry out between waterings, and give it full sun to partial shade. It prefers temperatures of 50–85°F (10–29°C) and 10–40% humidity. Fertilize it every 6 months during the growing season.
Where Is the Moon Dewplant Native To?
What Is the Moon Dewplant?
Moon Dewplant (Oscularia lunata) belongs to the Aizoaceae family within the Oscularia genus. Moon Dewplant is native to the Fynbos region in the Western Cape.
Moon Dewplant displays a low spreading succulent growth habit, reaching up to 0.5 ft tall with a spread of approximately 1.5 ft. Moon Dewplant produces small, star-shaped pink or purple flowers.
Leaf size: approximately 1 inches.
How Often Should You Water a Moon Dewplant?
Oscularia lunata requires watering every 14–21 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 14–21 days
Let soil partially dry between waterings
What Light Does the Moon Dewplant Need?
Moon Dewplant thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Moon Dewplant Prefer?
Oscularia lunata grows best at temperatures of 50–85°F. Moon Dewplant prefers humidity levels of 10–40%.
Temperature
50–85°F
Humidity
10–40%
What Soil Mix Works Best for a Moon Dewplant?
Sandy, well-draining soil mix with added perlite and coarse sand for optimal drainage. Good drainage is essential for Moon Dewplant to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Moon Dewplant?
Feed Moon Dewplant 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 Moon Dewplant?
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 Moon Dewplant?
Moon Dewplant can be propagated through oscularia can be propagated through stem cuttings or by division of offsets. Similar propagation techniques also apply to pink dewplant plant care, which shares the same genus.
Is the Moon Dewplant Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Moon Dewplant, 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 Moon Dewplant?
Moon Dewplant is susceptible to mealybugs, aphids. 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 Moon Dewplant Need?
Moon Dewplant grows outdoors in USDA Zone 12a. It survives winters down to planting zone 12a. Moon Dewplant is native to the Fynbos region in the Western Cape. In cooler regions, grow Moon Dewplant as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 12a
Keep exploring plants
Moon Dewplant 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 Oscularia genus (family Aizoaceae) — search all Oscularia species in the plant lookup.
Moon Dewplant 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: Oscularia lunata (Willd.) H.E.K.Hartmann, family Aizoaceae (first published in in Bradleya 16: 77. 1998.) — World Flora Online record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Moon Dewplant, 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 12a, 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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