Updated: July 13, 2023

Introduction

Triostar plants, also known as Stromanthe sanguinea triostar or Calathea triostar, are stunning houseplants that can add a pop of color and vibrancy to any indoor space. With their unique foliage featuring shades of green, white, pink, and purple, these plants have become increasingly popular among plant enthusiasts. However, you may find yourself puzzled if your Triostar plant starts growing sideways instead of the upright growth you expect. In this article, we will explore some common reasons why your Triostar plant may be exhibiting this behavior and provide solutions to help it grow in a more vertical manner.

Insufficient Light

One of the primary reasons why your Triostar plant may be growing sideways is due to insufficient light. These plants require bright, indirect light to thrive. If they do not receive enough light, they may start leaning towards the nearest light source in an attempt to maximize their exposure. This can result in uneven growth and a sideways appearance.

To remedy this issue, try relocating your Triostar plant to a spot that receives more indirect sunlight throughout the day. Avoid placing it in direct sunlight as this can scorch the delicate foliage. A few feet away from a north or east-facing window could provide the ideal lighting conditions for your plant.

Uneven Watering

Inconsistent watering practices can also contribute to the sideways growth of your Triostar plant. Overwatering or underwatering can stress the roots and lead to imbalanced growth. When the roots are not provided with an adequate water supply, they may struggle to support upright growth, causing the plant to lean or grow sideways.

To ensure proper watering, establish a consistent routine for your Triostar plant. Water the plant when the top inch of soil feels dry to the touch but avoid letting it sit in standing water. Using a well-draining potting mix and a pot with drainage holes can also help prevent waterlogging and promote healthier root growth.

Lack of Humidity

Triostar plants are native to tropical regions and thrive in high humidity environments. If the air in your home is too dry, your plant may struggle to maintain its health and upright growth. Dry air can cause the plant’s leaves to curl or droop, leading to an overall sideways appearance.

To increase humidity levels around your Triostar plant, there are several simple solutions you can try. Grouping plants together can create a microclimate with higher humidity levels. Placing a tray filled with water near the plant or using a humidifier in the room can also help elevate moisture levels. Another effective method is misting the leaves of the plant regularly, especially during dry seasons or in rooms with low humidity.

Nutrient Deficiencies

A lack of essential nutrients can negatively impact the growth and development of your Triostar plant. Insufficient nutrients can weaken the plant’s structure, causing it to lean or grow sideways. Pay attention to the overall health of your plant, as nutrient deficiencies often manifest through yellowing or browning of leaves, stunted growth, and poor posture.

To address this issue, consider fertilizing your Triostar plant regularly during the growing season. Choose a balanced houseplant fertilizer and follow the package instructions for proper dosage and application. Additionally, periodically inspect the soil pH level to ensure it remains within the optimal range for Triostar plants, which is slightly acidic (around 5.5 to 6.5).

Pests or Diseases

Pests and diseases can weaken your Triostar plant, causing it to grow sideways as it struggles to maintain upright growth. Common culprits include spider mites, mealybugs, and fungal infections such as root rot.

Regularly inspect your plant for signs of pests or diseases, such as yellowing leaves, webbing, or wilting. If you spot any issues, take immediate action to treat the problem. Use insecticidal soap or a natural alternative to eliminate pests, and adjust your watering practices if root rot is suspected. Removing affected leaves or parts of the plant can also help prevent the spread of disease and promote new growth.

Conclusion

If your Triostar plant is growing sideways instead of upright, it’s essential to identify the underlying cause and take appropriate action. Insufficient light, uneven watering, low humidity levels, nutrient deficiencies, and pests or diseases can all contribute to this issue. By adjusting environmental conditions, improving care practices, and addressing any problems promptly, you can encourage your Triostar plant to grow in a more vertical manner. With a little attention and care, your Triostar plant will regain its natural beauty and become a stunning addition to your indoor space once again.