Updated: July 2, 2023

If you have noticed that your Nephthytis plant is growing sideways instead of upright, you may be wondering what could be causing this issue. Nephthytis, also known as Arrowhead plant or Syngonium podophyllum, is a popular houseplant known for its attractive foliage and easy care requirements. However, when it starts to exhibit unusual growth patterns, it is important to identify the underlying causes in order to rectify the problem and restore the plant’s health.

Lack of Adequate Light

One of the most common reasons why a Nephthytis plant may be growing sideways is due to insufficient light. Nephthytis plants thrive in bright indirect light conditions, and when they do not receive enough light, they tend to stretch towards the nearest light source. As a result, the stems become elongated and weak, causing the plant to lean or grow sideways.

To address this issue, consider relocating your Nephthytis plant to a spot that receives more natural light. Place it near a south-facing window or provide supplemental artificial lighting if necessary. By providing adequate light, you can promote more upright growth and prevent your Nephthytis plant from growing sideways.

Improper Watering Practices

Overwatering or underwatering can also contribute to the sideways growth of your Nephthytis plant. When the roots are constantly saturated with water, they can become weak and unable to support the weight of the plant. This can cause the stems to bend or droop, resulting in a sideways growth pattern.

On the other hand, if your Nephthytis plant is consistently underwatered, it may start to wilt and develop weak stems. As a survival mechanism, the plant may start growing sideways in an attempt to reach out for more water and resources.

To prevent these watering-related issues, it is important to establish a proper watering routine for your Nephthytis plant. Ensure that you are watering it thoroughly but allowing the soil to dry out slightly between waterings. It is also beneficial to use well-draining soil and a pot with drainage holes to prevent water from sitting in the roots.

Lack of Support

Another possible reason for the sideways growth of your Nephthytis plant could be the lack of support. As the plant grows and develops new leaves, it may become top-heavy and require some form of support to stay upright. Without proper support, the plant may start to lean or grow sideways.

Consider providing a stake or a trellis for your Nephthytis plant to grow against. This will help give it the necessary support and encourage more upright growth. You can gently tie the stems to the stake using soft plant ties or twine, being careful not to damage the stems or restrict their growth.

Nutrient Deficiency

A nutrient deficiency can also contribute to the sideways growth of your Nephthytis plant. If the plant does not have access to essential nutrients like nitrogen, phosphorus, and potassium, it may struggle to grow upright and develop strong stems.

To address this issue, consider fertilizing your Nephthytis plant regularly with a balanced houseplant fertilizer. Follow the manufacturer’s instructions for application rates and frequency. Additionally, ensure that the soil you are using is rich in organic matter and provides a good nutrient base for your plant.

Pests or Disease

Lastly, if you have ruled out other potential causes, it is important to consider the possibility of pests or disease affecting your Nephthytis plant. Some pests, such as spider mites or aphids, can weaken the plant and cause it to grow sideways as a result. Diseases like root rot can also affect the health of the roots and lead to weak stems and sideways growth.

Inspect your plant regularly for any signs of pests or disease. If you notice any, take appropriate measures to treat the issue. This may include using organic or chemical insecticides, adjusting watering practices, or repotting the plant in fresh, disease-free soil.

In conclusion, if your Nephthytis plant is growing sideways instead of upright, there are several potential reasons for this issue. Lack of adequate light, improper watering practices, lack of support, nutrient deficiency, and pests or disease can all contribute to the sideways growth pattern. By addressing these underlying causes and providing the necessary care, you can help your Nephthytis plant regain its upright growth habit and thrive once again.