Tall Thatch Palm Plant Care
Coccothrinax alta (O.F.Cook) Becc.
Updated · Sources · How we source care data
Coccothrinax alta is a palm which is native to Puerto Rico and the Virgin Islands.
Every 7–14 days
Full sun to partial shade
60–90°F
50–70%
At a glance
How do you care for Tall Thatch Palm?
Water Tall Thatch Palm every 7–14 days, letting the top layer of soil dry out between waterings, and give it full sun to partial shade. It prefers temperatures of 60–90°F (16–32°C) and 50–70% humidity. Fertilize it every 6 months during the growing season.
Where Is the Tall Thatch Palm Native To?
What Is the Tall Thatch Palm?
Tall Thatch Palm (Coccothrinax alta) belongs to the Arecaceae family within the Coccothrinax genus. Tall Thatch Palm is native to Puerto Rico and the Virgin Islands.
Tall Thatch Palm displays a single trunk palm growth habit, reaching up to 20 ft tall with a spread of approximately 10 ft. Tall Thatch Palm produces creamy white flowers in clusters.
Leaf size: approximately 18 inches.
How Often Should You Water a Tall Thatch Palm?
Coccothrinax alta 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 Tall Thatch Palm Need?
Tall Thatch Palm thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Tall Thatch Palm Prefer?
Coccothrinax alta grows best at temperatures of 60–90°F. Tall Thatch Palm prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
60–90°F
Humidity
50–70%
What Soil Mix Works Best for a Tall Thatch Palm?
Well-draining sandy soil mix with added organic matter. Good drainage is essential for Tall Thatch Palm to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Tall Thatch Palm?
Feed Tall Thatch Palm 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 Tall Thatch Palm?
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 Tall Thatch Palm?
Tall Thatch Palm can be propagated through seeds. Similar propagation techniques also apply to acuna thatch palm plant care, which shares the same genus.
Is the Tall Thatch Palm Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Tall Thatch Palm, 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 Tall Thatch Palm?
Tall Thatch Palm is susceptible to spider mites, mealybugs, 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 Tall Thatch Palm Need?
Tall Thatch Palm grows outdoors in USDA Zone 13a. It survives winters down to planting zone 13a. Tall Thatch Palm is native to Puerto Rico and the Virgin Islands. In cooler regions, grow Tall Thatch Palm as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13a
Keep exploring plants
Tall Thatch Palm 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 Coccothrinax genus — compare its care with other Coccothrinax species on PlantoScan.
Coccothrinax is part of the Arecaceae plant family — browse all Arecaceae genera and species.
Tall Thatch Palm thrives in bright light and direct sun — see other bright-light plants.
More Coccothrinax Species
Other Coccothrinax species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Coccothrinax alta (O.F.Cook) Becc., family Arecaceae (first published in Webbia 2: 331 (1908)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Tall Thatch Palm, 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 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
Tall Thatch Palm 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