How To Grow & Care For Stromanthe Triostar

The Stromanthe Triostar is a strikingly beautiful plant that is renowned for its multicolored leaves, each painted with shades of pink, green, and creamy white. It’s part of the Marantaceae family and is related to prayer plants, so named because the leaves often fold up at night as if in prayer.

Native to the rainforests of Brazil, the Stromanthe Triostar thrives in a humid, indirect light environment. Its striking appearance makes it a popular choice among houseplant enthusiasts, adding a tropical touch to any interior space.

But the Stromanthe Triostar is not just about looks. It’s also a symbol of creative inspiration and a testament to the remarkable diversity and ingenuity found in nature. Its unique blend of colors and patterns make it a captivating addition to any plant collection.

Common NamesStromanthe Triostar, Tricolor Stromanthe
Botanical NameStromanthe sanguinea ‘Triostar’
Plant TypeTropical, perennial plant
Mature SizeUp to 2-3 feet in height
Sun ExposureBright, indirect light
Soil TypeWell-draining, peat-based soil
Hardiness Zones9-11
Native AreaBrazil

Stromanthe Triostar Care

Caring for the Stromanthe Triostar requires an understanding of its native tropical environment. Mimicking its natural habitat is key to its well-being. This involves providing bright but indirect sunlight, maintaining a humid atmosphere, and using well-draining soil that retains some moisture.

The Triostar is not particularly difficult to care for but does require consistent attention. Regular monitoring of soil moisture, adequate feeding, and protection from extreme temperatures are necessary for this plant to thrive and exhibit its stunning coloration.

Light Requirement for Stromanthe Triostar

The Stromanthe Triostar prefers bright but indirect sunlight. A position near a north or east-facing window is ideal. Direct sunlight can scorch the leaves, causing discoloration, while insufficient light may lead to a loss of vibrancy in its distinctive coloring.

Soil Requirements for Stromanthe Triostar

A well-draining but moisture-retaining soil is suitable for the Stromanthe Triostar. A peat-based mix with added perlite or sand to ensure proper drainage works well. The soil should be kept lightly moist, but never soggy.

Water Requirements for Stromanthe Triostar

Watering the Stromanthe Triostar requires a balanced approach. It likes consistent moisture but should not be left standing in water. Water thoroughly when the top inch of soil is dry to the touch, and reduce watering during the winter months.

Temperature and Humidity

The Stromanthe Triostar enjoys a temperature range of 65-80°F (18-27°C) and appreciates higher humidity levels. Mist the leaves or use a humidity tray if the air becomes too dry. Avoid drafts and sudden temperature changes.


Fertilize with a balanced liquid fertilizer diluted to half strength every 2-4 weeks during the growing season. Avoid over-fertilizing, as this can lead to salt build-up and potential damage to the plant.

Pruning Stromanthe Triostar

Occasional pruning can keep the plant looking its best. Remove any yellow or damaged leaves to encourage new growth and maintain its attractive appearance.

Propagating Stromanthe Triostar

Propagation is typically done through division. Gently separate the plant into smaller sections, ensuring that each has a healthy root system, and plant them in the appropriate soil mix.

How To Grow Stromanthe Triostar From Seed

Growing from seed is possible but rarely done. It’s a slow process and requires carefully controlled conditions to germinate and grow successfully.

Common Pests & Plant Diseases

Spider Mites

Small spider-like insects that can be treated with insecticidal soap.


Cottony white insects, often managed with neem oil or alcohol-soaked cotton swabs.

Common Problems With Stromanthe Triostar

Brown Leaf Tips

Often due to low humidity or over-fertilization. Adjust humidity levels and reduce fertilizing.

Leaf Curling

May indicate under-watering or low humidity. Check soil moisture and increase humidity as needed.

Fading Leaf Color

Lack of sunlight can cause loss of color. Move to a brighter location but avoid direct sun.

Pro Tips

  1. Keep away from direct heat sources like radiators or heating vents.
  2. Use filtered or de-chlorinated water to avoid build-up of minerals in the soil.
  3. Rotate the plant periodically for even growth and exposure to light.
  4. Provide support if the plant becomes top-heavy as it grows.
  5. Repot every 2-3 years to refresh the soil and allow for growth.