Updated: July 3, 2023

Tricolor plants, also known as tricolor prayer plants or Calathea tricolor, are beautiful and vibrant houseplants that can bring a touch of color to any room. With their striking foliage and unique patterns, they are a popular choice for plant enthusiasts. While they may require a bit more care and attention compared to other houseplants, growing tricolor plants indoors is definitely worth the effort. In this article, we will discuss the steps and tips to successfully grow tricolor plants indoors.

Choosing the Right Location

Before you start growing tricolor plants indoors, it is important to choose the right location for them. Tricolor plants thrive in bright, indirect light, so placing them near a window with filtered sunlight is ideal. Avoid direct sunlight as it can scorch the leaves. If your home doesn’t receive enough natural light, you can supplement with artificial grow lights placed a few feet above the plant.

Providing Optimal Temperature and Humidity

Tricolor plants prefer warm and humid conditions similar to their native tropical habitats. The ideal temperature range for these plants is between 65-75°F (18-24°C). Avoid placing them in areas with cold drafts or temperature fluctuations.

To maintain the required humidity levels, you can mist the plant regularly or place a tray of water near it. Another effective method is to use a humidifier in the room. Remember to keep the humidity level around 50-60% for optimal growth.

Watering Routine

Proper watering is crucial for tricolor plants. Overwatering or letting the soil dry out completely can be detrimental to their health. The key is to keep the soil consistently moist but not soggy.

Check the moisture level of the soil by inserting your finger about an inch into the pot. If it feels dry, it’s time to water. Use room temperature water and pour it into the soil until it drains out from the bottom of the pot. Empty the excess water from the saucer to prevent the roots from sitting in standing water.

Soil and Potting

Tricolor plants prefer well-draining soil that retains moisture without becoming waterlogged. A mixture of peat moss, perlite, and potting soil works well for these plants. The peat moss provides moisture retention, while perlite ensures good drainage.

Choose a pot with drainage holes to prevent waterlogging. Tricolor plants don’t like to be rootbound, so select a pot that allows room for growth. Repotting every year or two will help maintain their health and vigor.

Fertilizing Routine

Tricolor plants benefit from regular fertilization during the growing season (spring and summer). Use a balanced liquid fertilizer diluted to half strength and apply it every 2-4 weeks. Avoid fertilizing during winter when the plant goes into dormancy.

Pruning and Propagation

Pruning is essential to maintain the shape and appearance of tricolor plants. Remove any yellow or brown leaves to keep the plant looking healthy. You can also trim leggy stems to encourage bushier growth.

Propagation of tricolor plants can be done through stem cuttings. Select a healthy stem with at least two leaves and make a clean cut just below a node. Place the cutting in a glass of water or moist soil until roots develop. Once rooted, transfer it to a pot with well-draining soil.

Dealing with Common Issues

Tricolor plants are susceptible to certain problems that can hinder their growth. Here are some common issues and how to address them:

  • Brown leaf tips: This is often caused by dry air or underwatering. Increase humidity levels, mist the plant, or use a humidifier. Ensure you are watering adequately.
  • Yellowing leaves: Yellow leaves can be a sign of overwatering or poor drainage. Adjust your watering routine and ensure the pot has proper drainage.
  • Pests: Tricolor plants can be prone to mealybugs and spider mites. Regularly inspect the leaves and treat with insecticidal soap or neem oil if infestations occur.

Conclusion

Growing tricolor plants indoors requires attention to their specific needs, but the effort is rewarded with stunning foliage and a touch of color in your living space. By providing the right lighting, temperature, humidity, and watering routine, you can successfully cultivate these beautiful houseplants. Remember to prune regularly, fertilize during the growing season, and address common issues promptly. With a little care and patience, your tricolor plant will thrive and add a vibrant touch to your indoor garden.