Image: AI generated
Stromanthe Triostar Plant Care
Stromanthe sanguinea Sond.
Updated · Sources · How we source care data
Stromanthe thalia is a plant species in the arrowroot family Marantaceae, native to the Brazilian rainforest. It is also known by the synonym Stromanthe sanguinea.
Every 7–10 days
Bright indirect light
65–80°F
50–80%
At a glance
How do you care for Stromanthe Triostar?
Water Stromanthe Triostar 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 50–80% humidity. Fertilize it every 6 months during the growing season.
What Is the Stromanthe Triostar?
Stromanthe Triostar (Stromanthe sanguinea) belongs to the Marantaceae family within the Stromanthe genus. Stromanthe Triostar is native to the Brazilian rainforest. Stromanthe Triostar is also known as Red Stromanthe.
Stromanthe Triostar displays a clumping, upright perennial growth habit, reaching up to 2 ft tall with a spread of approximately 2 ft. Stromanthe Triostar produces showy, colorful bracts with small white flowers.
Leaf size: approximately 12 inches.
How Often Should You Water a Stromanthe Triostar?
Stromanthe sanguinea 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 Stromanthe Triostar Need?
Stromanthe Triostar thrives in bright indirect light. Avoid placing Stromanthe Triostar in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Bright indirect light
What Temperature and Humidity Does the Stromanthe Triostar Prefer?
Stromanthe sanguinea grows best at temperatures of 65–80°F. Stromanthe Triostar prefers humidity levels of 50–80%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
65–80°F
Humidity
50–80%
What Soil Mix Works Best for a Stromanthe Triostar?
Well-draining, peat-based potting mix with added perlite for aeration. Good drainage is essential for Stromanthe Triostar to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Stromanthe Triostar?
Feed Stromanthe Triostar 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 Stromanthe Triostar?
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 Stromanthe Triostar?
Stromanthe Triostar can be propagated through division, rhizome cuttings.
Is the Stromanthe Triostar Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Stromanthe Triostar, 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 Stromanthe Triostar?
Stromanthe Triostar is susceptible to spider mites, aphids, mealybugs. 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 Stromanthe Triostar Need?
Stromanthe Triostar grows outdoors in USDA Zone 10a – 12b. It survives winters down to planting zone 10a. Stromanthe Triostar is native to the Brazilian rainforest. In cooler regions, grow Stromanthe Triostar as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 10a – 12b
Keep exploring plants
Stromanthe Triostar 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 Stromanthe genus — compare its care with other Stromanthe species on PlantoScan.
Stromanthe is part of the Marantaceae plant family — browse all Marantaceae genera and species.
Stromanthe Triostar 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: Stromanthe sanguinea Sond., family Marantaceae (first published in Neue Allg. Deutsche Garten- Blumenzeitung 5: 225 (1849)) — World Flora Online record, IPNI name record, Wikidata.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Stromanthe Triostar, 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 – 12b, 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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