Updated: July 21, 2023

If you have noticed your sweetheart plant (Philodendron scandens) leaning or falling over, it can be concerning. After all, you want your beloved houseplant to thrive and stand tall. However, there are several reasons why your sweetheart plant may be falling over, and understanding these factors can help you rectify the issue and ensure your plant’s health.

Insufficient light

One common reason for a sweetheart plant to fall over is insufficient light. Sweetheart plants are native to the tropical rainforests of Central and South America, where they grow under the dense canopy of trees. As such, they thrive in bright, indirect light. If your sweetheart plant is not receiving enough light, it will start reaching towards the nearest light source, causing it to become leggy and eventually fall over.

To prevent this, make sure your sweetheart plant is placed in a well-lit area away from direct sunlight. Consider rotating the plant every few weeks to ensure even growth on all sides and prevent it from leaning towards one direction.

Improper watering

Overwatering or underwatering can also lead to a sweetheart plant falling over. Sweetheart plants prefer slightly moist soil but are susceptible to root rot if left sitting in waterlogged conditions. On the other hand, if the soil becomes too dry, the roots may weaken, causing the plant to become unstable.

To avoid overwatering, ensure that your sweetheart plant is potted in well-draining soil and that the pot has drainage holes. Water the plant thoroughly but allow the top inch of soil to dry out before watering again. Use your finger to check the moisture level in the soil. If it feels too wet or too dry, adjust your watering routine accordingly.

Lack of support

Sweetheart plants tend to have trailing vines that can become heavy over time. Without proper support, these vines may droop or fall over. Providing support for your sweetheart plant can help it grow upright and prevent leaning or falling.

There are several ways to provide support to your sweetheart plant. One option is to use a moss pole or a stake placed in the pot. As the plant grows, you can train the vines to climb up the support structure, helping it maintain an upright position. Alternatively, you can use plant clips or ties to gently secure the vines to a trellis or wall-mounted support.

Nutrient deficiencies

Nutrient deficiencies can also contribute to a sweetheart plant falling over. Sweetheart plants require regular fertilization to ensure healthy growth. If your plant is not receiving enough essential nutrients, it may become weak and prone to falling over.

To avoid nutrient deficiencies, feed your sweetheart plant with a balanced houseplant fertilizer once every four to six weeks during the growing season. Follow the instructions on the fertilizer packaging for proper application rates. Additionally, consider using a slow-release fertilizer that gradually releases nutrients over time, providing a steady supply of essential elements for your plant.

Pests or diseases

Pests or diseases can weaken a sweetheart plant, making it more susceptible to falling over. Common pests that can affect sweetheart plants include spider mites, mealybugs, and aphids. These pests feed on the plant’s sap and can cause damage to the foliage and overall health of the plant.

Regularly inspect your sweetheart plant for any signs of pest infestations, such as webbing, sticky residue, or distorted leaves. If you notice any pests, treat them immediately using appropriate methods like insecticidal soap or neem oil. Additionally, ensure good air circulation around your plants to prevent the spread of diseases.

Repotting needs

Lastly, if your sweetheart plant has outgrown its current pot, it may start falling over due to lack of space for root growth. Sweetheart plants should be repotted every one to two years, or when the roots start to become pot-bound.

When repotting, choose a slightly larger pot with drainage holes and fresh, well-draining soil. Gently remove the plant from its old pot, loosen the roots, and place it in the new pot. Fill in the gaps with fresh soil, ensuring that the plant is planted at the same depth as before. Water thoroughly after repotting to help settle the soil.

Conclusion

If your sweetheart plant is falling over, it’s essential to identify the underlying cause and take appropriate action. Whether it’s providing sufficient light, proper watering, support, nutrients, or addressing pests and diseases, understanding your plant’s needs is crucial for its overall health and well-being. By taking proactive steps and providing the necessary care, you can help your sweetheart plant regain its upright posture and continue to thrive in your home.