Updated: July 4, 2023

Vinca plants, also known as periwinkle or myrtle, are popular choices for gardens due to their vibrant flowers and ability to thrive in various conditions. However, if you notice that your vinca plant is growing sideways instead of upright, it can be a cause for concern. In this article, we will explore the reasons behind this phenomenon and provide solutions to help your vinca plant grow in the right direction.

Lack of Sunlight

One of the primary reasons why vinca plants may grow sideways is a lack of sunlight. Vinca plants require at least six hours of direct sunlight daily to develop strong stems and grow upright. Insufficient sunlight can lead to weak growth and cause the plant to lean or bend towards the available light source.

To remedy this issue, consider relocating your vinca plant to a spot in your garden that offers more exposure to sunlight. Ensure that there are no tall trees or structures blocking the sun’s rays. If moving the plant is not an option, trimming nearby foliage or branches that obstruct sunlight can help improve the lighting conditions.

Improper Watering Techniques

Overwatering or underwatering your vinca plant can also contribute to its sideways growth. Both these extremes affect the plant’s root system and overall health, leading to weak stems and improper growth patterns.

If you have been overwatering your vinca, allow the soil to dry out between watering sessions. Vinca plants prefer well-draining soil, so ensure that the pot or garden bed has adequate drainage holes. On the other hand, if you have been underwatering your vinca, increase the frequency of watering sessions while ensuring that you do not saturate the soil.

Consistency is key when it comes to watering vinca plants. Maintain a regular watering schedule, and monitor the soil moisture levels by inserting your finger into the soil up to an inch. If the soil feels dry at this depth, it’s time to water the plant.

Insufficient Nutrients

Vinca plants require proper nutrition to grow healthy and upright. Lack of essential nutrients can weaken the stems and make the plant more prone to bending or growing sideways.

To ensure your vinca plant receives adequate nutrients, incorporate a balanced fertilizer into the soil during planting or apply a slow-release fertilizer once every few months. Additionally, mulching around the base of the plant can help retain moisture and provide a steady supply of nutrients as the organic matter breaks down.

Pests and Diseases

Pest infestations or diseases can also affect the growth and posture of your vinca plant. Some common culprits include aphids, spider mites, and fungal infections like root rot.

Regularly inspect your vinca plant for signs of pests such as tiny insects, webs, or yellowing leaves. If you detect any pests, treat them promptly with an appropriate insecticide. For fungal infections, adjust your watering practices to prevent overwatering and promote better drainage.

Lack of Support

Sometimes, vinca plants may grow sideways simply because they lack support. As the stems lengthen and produce more foliage, they may become too heavy for their own strength, causing them to lean or bend.

To address this issue, consider providing support to your vinca plant. Use stakes or trellises to prop up the stems and guide their growth in an upright direction. You can gently tie the stems to the support using soft twine or plant ties, taking care not to constrict their growth.

Conclusion

While vinca plants are generally easy to grow and maintain, sideways growth can indicate underlying issues that need attention. By addressing the factors discussed in this article – ensuring adequate sunlight, proper watering techniques, nutrient supplementation, pest control, and providing support – you can help your vinca plant grow upright and flourish in your garden. Remember to monitor your plant’s progress and make adjustments as needed, and soon you’ll have a beautiful and healthy vinca plant gracing your outdoor space.