Updated: July 16, 2023

Thyme is a popular herb known for its aromatic fragrance and culinary uses. However, if you have noticed your thyme plant growing sideways instead of upright, it may be a cause for concern. In this article, we will explore the reasons behind this peculiar growth habit and provide solutions to help your thyme plant thrive.

Understanding Thyme Growth Patterns

Before diving into the possible reasons for sideways growth, it is important to understand the natural growth patterns of thyme plants. Thyme (Thymus spp.) is a low-growing perennial herb that typically reaches a height of 6 to 12 inches. It has woody stems and small, narrow leaves arranged in pairs along the stem.

Normally, thyme plants have an upright growth habit, forming mounds or spreading out in a trailing manner. However, certain factors can cause them to grow sideways or become floppy.

Insufficient Sunlight

One of the most common reasons for thyme plants growing sideways is insufficient sunlight. Thyme thrives in full sun and requires at least six hours of direct sunlight per day to grow properly. When grown in partial shade or low-light conditions, thyme plants may stretch towards the available light source, resulting in sideways growth.

To rectify this issue, ensure that your thyme plant is receiving adequate sunlight. If it is planted in a location with limited sun exposure, consider transplanting it to a sunnier spot. Additionally, pruning nearby plants or removing obstacles that might be blocking sunlight can also help promote upright growth.

Improper Watering Techniques

Overwatering or underwatering your thyme plant can also lead to sideways growth. Thyme prefers well-draining soil and should not be kept constantly wet. Waterlogged soil can cause the roots to rot, leading to weak stems and floppy growth.

On the other hand, underwatering can result in stressed plants that struggle to maintain an upright posture. When water is scarce, thyme plants may redirect their energy towards survival rather than upward growth.

To prevent sideways growth caused by improper watering, ensure that you are providing your thyme plant with the right amount of water. Allow the soil to dry out slightly between waterings, but do not let it become bone dry. Additionally, consider using a well-draining potting mix if you are growing thyme in a container.

Nutrient Deficiencies

Thyme plants require certain nutrients for healthy growth. Lack of essential nutrients can cause weak stems and sideways growth. Two common nutrient deficiencies that can affect thyme plants are nitrogen and phosphorus deficiencies.

Nitrogen is crucial for leaf and stem development, while phosphorus is essential for root growth and overall plant vigor. If your thyme plant is not receiving enough of these nutrients, it may exhibit stunted growth and grow sideways instead of upwards.

To address nutrient deficiencies, apply a balanced organic fertilizer specifically formulated for herbs. Follow the instructions on the package for proper application rates. Regular feeding every few weeks during the growing season can help promote upright growth and overall plant health.

Pests and Diseases

Pest infestations or diseases can also cause thyme plants to grow sideways or become weak. Common pests that attack thyme include aphids, spider mites, and thrips. These pests feed on the plant sap, weakening the stems and causing them to bend or droop.

Similarly, fungal diseases such as root rot or powdery mildew can affect the overall health of thyme plants, resulting in abnormal growth patterns.

To prevent pest infestations, regularly inspect your plants for any signs of pests and take appropriate measures such as using organic insecticidal soap or introducing beneficial insects. Proper sanitation practices, adequate air circulation, and avoiding overwatering can help prevent fungal diseases.

Pruning and Training Techniques

Lastly, improper pruning and training techniques can contribute to sideways growth in thyme plants. Pruning is essential for maintaining the shape and vigor of the plant. However, if pruning is done incorrectly or at the wrong time, it can lead to unbalanced growth and floppy stems.

When pruning thyme, avoid cutting back more than one-third of the plant at a time. This allows the plant to maintain its form and encourages upward growth. Regularly pinching back the tips of the stems can also help promote bushier growth and prevent sideways sprawl.

Conclusion

If you notice your thyme plant growing sideways instead of upright, it is important to identify and address the underlying cause. Insufficient sunlight, improper watering techniques, nutrient deficiencies, pests and diseases, and incorrect pruning practices can all contribute to this issue. By understanding these factors and implementing appropriate solutions, you can help your thyme plant regain its upright growth habit and thrive in your garden or kitchen.