Grand Beaumontia Plant Care
Beaumontia grandiflora Wall.
Updated · Sources · How we source care data
Beaumontia grandiflora, the Easter lily vine, herald's trumpet, or Nepal trumpet flower, is a species of flowering plant in the family Apocynaceae. It is native to the eastern Indian Subcontinent, southern China, and mainland Southeast Asia, and has been introduced to a number of locales in Central America.
Every 7–10 days
Bright indirect to partial shade
60–80°F
50–70%
At a glance
How do you care for Grand Beaumontia?
Water Grand Beaumontia every 7–10 days, letting the top layer of soil dry out between waterings, and give it bright indirect to partial shade. It prefers temperatures of 60–80°F (16–27°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 Grand Beaumontia Native To?
What Is the Grand Beaumontia?
Grand Beaumontia (Beaumontia grandiflora) belongs to the Apocynaceae family within the Beaumontia genus. Grand Beaumontia is native to the eastern Indian Subcontinent, southern China, and mainland Southeast Asia, and has been introduced to a number of locales in Central America. Grand Beaumontia is also known as Easter Lily Vine, Himalayan Jasmine.
Grand Beaumontia displays a climbing vine growth habit, reaching up to 20 ft tall with a spread of approximately 5 ft. Grand Beaumontia produces large, fragrant white trumpet-shaped flowers.
Leaf size: approximately 6 inches.
How Often Should You Water a Grand Beaumontia?
Beaumontia grandiflora 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 Grand Beaumontia Need?
Grand Beaumontia thrives in bright indirect to partial shade. Avoid placing Grand Beaumontia in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Bright indirect to partial shade
What Temperature and Humidity Does the Grand Beaumontia Prefer?
Beaumontia grandiflora grows best at temperatures of 60–80°F. Grand Beaumontia prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
60–80°F
Humidity
50–70%
What Soil Mix Works Best for a Grand Beaumontia?
Well-draining, fertile soil with added perlite for extra drainage. Good drainage is essential for Grand Beaumontia to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Grand Beaumontia?
Feed Grand Beaumontia 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 Grand Beaumontia?
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 Grand Beaumontia?
Grand Beaumontia can be propagated through stem cuttings, air layering.
Is the Grand Beaumontia Toxic to Pets and Children?
Toxic (caution)
Reported as toxic in our plant data. Not verified by the ASPCA.
Toxic to humans and pets if ingested
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 Grand Beaumontia?
Grand Beaumontia is susceptible to aphids, mealybugs, spider mites. 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 Grand Beaumontia Need?
Grand Beaumontia grows outdoors in USDA Zone 13a. It survives winters down to planting zone 13a. Grand Beaumontia is native to the eastern Indian Subcontinent, southern China, and mainland Southeast Asia, and has been introduced to a number of locales in Central America. In cooler regions, grow Grand Beaumontia as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13a
Keep exploring plants
Grand Beaumontia 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 Beaumontia genus — compare its care with other Beaumontia species on PlantoScan.
Beaumontia is part of the Apocynaceae plant family — browse all Apocynaceae genera and species.
Grand Beaumontia 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: Beaumontia grandiflora Wall., family Apocynaceae (first published in Tent. Fl. Napal. : 15, t. 7. (1824)) — World Flora Online record, IPNI name record.
- Pet toxicity: Grand Beaumontia 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.
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