Updated: July 7, 2023

The staghorn fern (Platycerium spp.) is a unique and intriguing plant that can add an exotic touch to any garden or indoor space. Its distinctive fronds resemble the antlers of a stag, hence its name, and its epiphytic nature allows it to grow on trees or even mounted on walls. However, if you notice that your staghorn plant is growing sideways instead of its characteristic upright position, there may be some underlying issues that need to be addressed. In this article, we will explore the possible reasons why your staghorn plant is growing sideways and provide some tips on how to rectify the situation.

Lack of Adequate Light

One of the most common reasons why staghorn plants grow sideways is a lack of adequate light. Staghorns require bright, indirect light to thrive, and if they do not receive enough light, they may start growing in unusual directions in search of more light. This can result in sideways growth as the plant tries to orient itself towards the available light source.

To address this issue, try moving your staghorn plant to a brighter location. If it is currently indoors, consider placing it near a north-facing window or using artificial grow lights to supplement the natural light. Outdoors, make sure the plant is not shaded by other taller plants or structures. Providing your staghorn with the right amount of light will encourage it to grow upright and maintain its characteristic form.

Improper Mounting or Potting

Another reason for sideways growth in staghorn plants is improper mounting or potting. Staghorns are typically mounted on a piece of wood or bark, allowing their roots to attach and grow around it. If the mounting is not secure or if the plant is potted in a container that restricts root growth, it can lead to sideways growth as the plant tries to find a stable position.

If your staghorn is mounted, check to ensure that it is securely attached to the mounting material. If necessary, reattach it using wire or plant ties to provide additional support. If your staghorn is potted, make sure the container is large enough to accommodate its roots and allow for proper growth. Consider repotting the plant in a larger container if necessary, ensuring that the roots have enough space to spread out and anchor the plant.

Improper Watering

Watering plays a crucial role in the health and growth of staghorn plants. Overwatering or underwatering can both contribute to sideways growth. When a staghorn plant is overwatered, the excessive moisture can lead to root rot, weakening the plant’s anchoring system and causing it to grow sideways. On the other hand, underwatering can result in dehydration and stress, causing the plant to become weak and lose its upright growth habit.

To prevent overwatering, make sure the mounting material or potting mix drains well and does not retain excess moisture. Water your staghorn plant thoroughly but allow the top layer of the mounting material or soil to dry out before watering again. Use your fingers to check the moisture level in the soil or mounting material, and adjust your watering schedule accordingly.

Nutrient Deficiency

A nutrient deficiency can also contribute to sideways growth in staghorn plants. Staghorns require regular feeding with a balanced fertilizer to maintain their health and vigor. A lack of essential nutrients can weaken the plant and cause it to grow in unusual directions.

To address this issue, use a specialized fern or orchid fertilizer that contains a balanced blend of macro and micronutrients. Follow the recommended dosage instructions on the fertilizer packaging, and apply it regularly during the growing season. This will ensure that your staghorn receives all the necessary nutrients for healthy growth and development.

Lack of Air Circulation

Stagnant air can hinder the growth of staghorn plants and lead to sideways growth. Staghorns thrive in environments with good air circulation, as it helps prevent the growth of fungi and other pathogens that can harm the plant. If your staghorn is growing sideways, it could be a sign that the surrounding air is not circulating properly.

To improve air circulation around your staghorn, consider moving it to a location with better airflow. Outdoors, this can mean placing it in an area with natural breezes or using a fan to create gentle airflow. Indoors, you can open windows or use fans to increase air movement. This will not only promote healthier growth but also help prevent the development of diseases or pests.

In conclusion, if you notice that your staghorn plant is growing sideways instead of its characteristic upright position, it is essential to identify and address the underlying issues. Lack of adequate light, improper mounting or potting, improper watering, nutrient deficiency, and lack of air circulation are all potential causes of sideways growth in staghorn plants. By providing the right conditions and addressing these issues promptly, you can encourage your staghorn to grow upright and showcase its unique beauty.