Melittacanthus divaricatus Plant Care
Melittacanthus divaricatus S.Moore
Updated · Sources · How we source care data
Melittacanthus divaricatus is a species of flowering plant belonging to the family Acanthaceae. It is a subshrub native to central and east-central Madagascar.
Every 7–10 days
Bright indirect light
65–80°F
50–70%
At a glance
How do you care for Melittacanthus divaricatus?
Water Melittacanthus divaricatus every 7–10 days, letting the top layer of soil dry out between waterings, and give it bright indirect light. It prefers temperatures of 65–80°F (18–27°C) and 50–70% humidity. Fertilize it every 6 months during the growing season.
Where Is the Melittacanthus divaricatus Native To?
What Is the Melittacanthus divaricatus?
Melittacanthus divaricatus (Melittacanthus divaricatus) belongs to the Acanthaceae family within the Melittacanthus genus. Melittacanthus divaricatus is native to central and east-central Madagascar.
Melittacanthus divaricatus displays a compact, clumping perennial growth habit, reaching up to 1.5 ft tall with a spread of approximately 1.5 ft. Melittacanthus divaricatus produces tubular flowers in shades of pink, purple, or white.
Leaf size: approximately 6 inches.
How Often Should You Water a Melittacanthus divaricatus?
Melittacanthus divaricatus 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 Melittacanthus divaricatus Need?
Melittacanthus divaricatus thrives in bright indirect light. Avoid placing Melittacanthus divaricatus in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Bright indirect light
What Temperature and Humidity Does the Melittacanthus divaricatus Prefer?
Melittacanthus divaricatus grows best at temperatures of 65–80°F. Melittacanthus divaricatus prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
65–80°F
Humidity
50–70%
What Soil Mix Works Best for a Melittacanthus divaricatus?
Well-draining, rich potting mix with added perlite for aeration. Good drainage is essential for Melittacanthus divaricatus to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Melittacanthus divaricatus?
Feed Melittacanthus divaricatus 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 Melittacanthus divaricatus?
Repot every 1-2 years in 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 Melittacanthus divaricatus?
Melittacanthus divaricatus can be propagated through stem cuttings, division, air layering.
Is the Melittacanthus divaricatus Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Melittacanthus divaricatus, 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 Melittacanthus divaricatus?
Melittacanthus divaricatus is susceptible to spider mites, aphids, whiteflies. 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 Melittacanthus divaricatus Need?
Melittacanthus divaricatus grows outdoors in USDA Zone 13b. It survives winters down to planting zone 13b. Melittacanthus divaricatus is native to central and east-central Madagascar. In cooler regions, grow Melittacanthus divaricatus as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13b
Keep exploring plants
Melittacanthus divaricatus 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 Melittacanthus genus — compare its care with other Melittacanthus species on PlantoScan.
Melittacanthus is part of the Acanthaceae plant family — browse all Acanthaceae genera and species.
Melittacanthus divaricatus 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: Melittacanthus divaricatus S.Moore, family Acanthaceae (first published in J. Bot. 44: 218 (1906)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Melittacanthus divaricatus, 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 13b, 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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