Red Cobra Lily Plant Care
Arisaema erubescens Schott
Updated · Sources · How we source care data
Arisaema erubescens is a flowering plant species in the genus Arisaema, endemic to Nepal.
Every 7–10 days
Filtered sunlight or partial shade
60–75°F
50–70%
At a glance
How do you care for Red Cobra Lily?
Water Red Cobra Lily every 7–10 days, letting the top layer of soil dry out between waterings, and give it filtered sunlight or partial shade. It prefers temperatures of 60–75°F (16–24°C) and 50–70% humidity. Fertilize it every 6 months during the growing season. It is reported as toxic to pets, so keep it out of reach of pets.
Where Is the Red Cobra Lily Native To?
What Is the Red Cobra Lily?
Red Cobra Lily (Arisaema erubescens) belongs to the Araceae family within the Arisaema genus. Red Cobra Lily is native to Nepal. Red Cobra Lily is also known as Red Jack-in-the-pulpit, Chinese Cobra Lily.
Red Cobra Lily displays a clump-forming perennial growth habit, reaching up to 2 ft tall with a spread of approximately 1 ft. Red Cobra Lily produces unique hooded spathes with a spadix, varying in colors.
Leaf size: approximately 12 inches.
How Often Should You Water a Red Cobra Lily?
Arisaema erubescens 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 Red Cobra Lily Need?
Red Cobra Lily thrives in filtered sunlight or partial shade. Avoid placing Red Cobra Lily in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Filtered sunlight or partial shade
What Temperature and Humidity Does the Red Cobra Lily Prefer?
Arisaema erubescens grows best at temperatures of 60–75°F. Red Cobra Lily prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
60–75°F
Humidity
50–70%
What Soil Mix Works Best for a Red Cobra Lily?
Well-draining, rich organic soil with added perlite for aeration. Good drainage is essential for Red Cobra Lily to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Red Cobra Lily?
Feed Red Cobra Lily 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 Red Cobra Lily?
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 Red Cobra Lily?
Red Cobra Lily can be propagated through division of offsets, tuber division, seeds. Similar propagation techniques also apply to amur jack-in-the-pulpit plant care, which shares the same genus.
Is the Red Cobra Lily Toxic to Pets and Children?
Toxic (caution)
Reported as toxic in our plant data. Not verified by the ASPCA.
Toxic if ingested, may cause skin irritation
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 Red Cobra Lily?
Red Cobra Lily is susceptible to spider mites, aphids, 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 Red Cobra Lily Need?
Red Cobra Lily grows outdoors in USDA Zone 13a. It survives winters down to planting zone 13a. Red Cobra Lily is native to Nepal. In cooler regions, grow Red Cobra Lily as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13a
Keep exploring plants
Red Cobra Lily 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 Arisaema genus — compare its care with other Arisaema species on PlantoScan.
Arisaema is part of the Araceae plant family — browse all Araceae genera and species.
Red Cobra Lily contains compounds toxic to pets — learn which other species to keep from pet-toxic plants.
More Arisaema Species
Other Arisaema species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Arisaema erubescens Schott, family Araceae (first published in Melet. Bot. : 17 (1832)) — World Flora Online record, IPNI name record.
- Pet toxicity: Red Cobra Lily is reported as toxic to pets in our plant data (not verified by the ASPCA), so treat it with caution. 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.
Identify Plants Like the
Red Cobra Lily Instantly
Scan any plant with your phone camera and get instant ID, care tips, water and fertilizer reminders, and health checks — all in one app.
Free
to download
iOS & Android
platforms
Light & dark
mode
100,000+
species