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Alsophila henryi Plant Care
Alsophila henryi Baker
Updated · Sources · How we source care data
This plant's distinctive feature is its large, glossy, bipinnate fronds that can reach up to 10 feet in length. Hailing from the rainforests of New Guinea, Alsophila henryi is highly sought after by plant collectors for its striking appearance and rarity in cultivation. Its elegant, cascading foliage makes it a prized addition to any tropical garden or indoor plant collection.
Every 7–14 days
Bright indirect to low light
60–80°F
60–80%
At a glance
How do you care for Alsophila henryi?
Water Alsophila henryi every 7–14 days, letting the top layer of soil dry out between waterings, and give it bright indirect to low light. It prefers temperatures of 60–80°F (16–27°C) and 60–80% humidity. Fertilize it every 6 months during the growing season.
Where Is the Alsophila henryi Native To?
What Is the Alsophila henryi?
Alsophila henryi (Alsophila henryi) belongs to the Cyatheaceae family within the Alsophila genus. Alsophila henryi is native to eastern India and the Himalayas, Indochina, and southern China.
Alsophila henryi displays a large, tree-like fern growth habit, reaching up to 10 ft tall with a spread of approximately 5 ft. Alsophila henryi produces non-flowering.
Leaf size: approximately 36 inches.
How Often Should You Water a Alsophila henryi?
Alsophila henryi requires watering every 7–14 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 7–14 days
Let soil partially dry between waterings
What Light Does the Alsophila henryi Need?
Alsophila henryi thrives in bright indirect to low light. Avoid placing Alsophila henryi in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Bright indirect to low light
What Temperature and Humidity Does the Alsophila henryi Prefer?
Alsophila henryi grows best at temperatures of 60–80°F. Alsophila henryi prefers humidity levels of 60–80%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
60–80°F
Humidity
60–80%
What Soil Mix Works Best for a Alsophila henryi?
Rich, well-draining soil with high organic content. Good drainage is essential for Alsophila henryi to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Alsophila henryi?
Feed Alsophila henryi 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 Alsophila henryi?
Repot every 2-3 years. 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 Alsophila henryi?
Alsophila henryi can be propagated through spores. Similar propagation techniques also apply to tree fern plant care, which shares the same genus.
Is the Alsophila henryi Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Alsophila henryi, 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 Alsophila henryi?
Alsophila henryi is susceptible to spider mites, 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 Alsophila henryi Need?
Alsophila henryi grows outdoors in USDA Zone 10a – 11b. It survives winters down to planting zone 10a. Alsophila henryi is native to eastern India and the Himalayas, Indochina, and southern China. In cooler regions, grow Alsophila henryi as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 10a – 11b
Keep exploring plants
Alsophila henryi 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 Alsophila genus — compare its care with other Alsophila species on PlantoScan.
Alsophila is part of the Cyatheaceae plant family — browse all Cyatheaceae genera and species.
Alsophila henryi copes with lower light than most plants — browse the full list of low-light plants.
More Alsophila Species
Other Alsophila species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Alsophila henryi Baker, family Cyatheaceae (first published in Bull. Misc. Inform. Kew 1898: 229 (1898)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Alsophila henryi, 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.
- Photo: AI-generated illustration (labelled on the image).
- Hardiness zone: USDA Zone 10a – 11b, estimated from the plant's typical growing conditions.
- 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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