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Why Are My Lipstick Plant Leaves Turning Yellow?

Updated: July 8, 2023

The Lipstick Plant, also known as Aeschynanthus radicans, is a popular houseplant known for its vibrant red flowers and glossy green leaves. However, if you notice that the leaves of your Lipstick Plant are turning yellow, it could be a sign of an underlying issue. In this article, we will explore the possible reasons why your Lipstick Plant leaves are turning yellow and discuss how to address these problems to keep your plant healthy and thriving.

Lack of Light

One common reason for yellowing leaves in Lipstick Plants is inadequate light. These plants require bright, indirect light to thrive. If your plant is placed in a location that receives too little light, the leaves may start to turn yellow.

To remedy this issue, consider moving your Lipstick Plant to a spot where it can receive more sunlight. However, avoid placing it in direct sunlight as this can lead to leaf scorch. Instead, choose a location near a window with filtered light or use artificial grow lights to provide the necessary light intensity.

Overwatering

Overwatering is another common cause of yellowing leaves in Lipstick Plants. These plants prefer slightly moist soil but can suffer from root rot if kept in excessively wet conditions. When the roots are constantly saturated, they cannot access oxygen properly, leading to yellowing and wilting of the leaves.

To prevent overwatering, make sure you are following the proper watering technique for your Lipstick Plant. Allow the top inch or two of soil to dry out before watering again. Ensure that the pot has drainage holes to allow excess water to escape. Additionally, check the roots for signs of rot and trim off any affected areas before repotting in fresh soil.

Underwatering

On the opposite end of the spectrum, underwatering can also cause yellowing leaves in Lipstick Plants. If the plant does not receive sufficient water, the leaves may start to turn yellow and eventually dry out.

To address underwatering, check the soil regularly and water your Lipstick Plant when the top inch of soil feels dry. Be sure to water thoroughly, allowing the excess water to drain out from the bottom of the pot. However, avoid leaving the plant sitting in standing water as this can lead to root rot.

Nutrient Deficiency

Yellowing leaves can also be a sign of nutrient deficiency in Lipstick Plants. These plants require regular feeding with a balanced fertilizer to stay healthy. A lack of essential nutrients such as nitrogen, iron, or magnesium can cause the leaves to turn yellow.

To address nutrient deficiencies, consider fertilizing your Lipstick Plant regularly. Choose a balanced fertilizer specifically formulated for houseplants and follow the instructions on the packaging for proper application. Be careful not to overfertilize, as this can lead to fertilizer burn and damage the plant.

Pests

Pests can also contribute to yellowing leaves in Lipstick Plants. Common culprits include mealybugs, aphids, and spider mites. These pests feed on the sap of the plant, causing damage that manifests as yellowing or wilting leaves.

To combat pests, inspect your Lipstick Plant regularly for any signs of infestation. If you notice pests, isolate the affected plant to prevent further spread and treat it with an appropriate insecticide or homemade remedy such as neem oil or insecticidal soap. Additionally, gently wipe down the leaves with a damp cloth to remove any pests or eggs.

Environmental Stress

Environmental stress factors such as extreme temperatures, drafts, or sudden changes in humidity can also cause yellowing leaves in Lipstick Plants. These plants prefer stable conditions and can react negatively to strong fluctuations in their environment.

To minimize environmental stress, place your Lipstick Plant away from drafts or air conditioning vents that can cause rapid temperature changes. Maintain a consistent temperature and humidity level, avoiding extremes. If necessary, use a humidifier or pebble tray to increase humidity around the plant.

Conclusion

If you notice that the leaves of your Lipstick Plant are turning yellow, it is essential to identify the underlying cause and take appropriate action. Whether it is due to lack of light, overwatering, underwatering, nutrient deficiency, pests, or environmental stress, addressing the issue promptly can help restore the health and vibrancy of your Lipstick Plant. By providing the proper care and attention, you can enjoy the beauty of its red flowers and lush green foliage for years to come.