Why Are My Anthurium Leaves Curling? Top Causes Explained

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Anthurium plants are well-loved for their vibrant, heart-shaped flowers and lush foliage, making them a popular choice for many indoor gardeners. However, it’s not uncommon for anthurium owners to encounter the issue of curling leaves, which can be a cause for concern. Several factors can contribute to this problem, and pinpointing the cause is essential in order to provide the best care for your plant.

One common reason for anthurium leaves to curl is inadequate water supply, either due to underwatering or low humidity in the air around the plant. These tropical plants thrive in environments with high humidity, so properly maintaining moisture levels is crucial for their overall health. Additionally, factors such as temperature stress, diseases, and insect infestation can also lead to curling leaves.

Another major cause of anthurium leaf curling is related to environmental conditions, as the plant requires the right soil, light exposure, and adequate temperature to flourish. Issues such as root rot from overwatering, the wrong type of soil, and incorrect light exposure can lead to the plant’s leaves curling. Being mindful of these factors and adjusting your plant care routine accordingly is key to reviving your anthurium and ensuring its healthy growth.

Common Causes of Anthurium Leaves Curling

Improper Watering

One common cause of Anthurium leaves curling is improper watering. Overwatering or underwatering can lead to curling leaves and other issues with the plant. Overwatering may result in root rot, whereas underwatering can cause the plant to dry out. It’s essential to find the right balance, as Anthurium plants thrive in soil that is consistently moist but not waterlogged. Keep an eye on the soil moisture, ensuring it never becomes completely dry.

Insufficient Humidity

Another reason for curling leaves in Anthurium plants is insufficient humidity. These plants are native to tropical environments, which means they require a certain level of humidity to thrive. Low humidity can lead to leaf curling and other problems. To maintain healthy humidity levels, consider using a humidifier, placing a tray with water beneath the plant, or misting the leaves regularly.

Inappropriate Temperature

Lastly, Anthurium leaves may curl due to inappropriate temperature. These plants are sensitive to temperature changes and prefer a stable range of 65-80°F (18-27°C). Exposure to extreme temperatures, whether too hot or too cold, can stress the plant and lead to leaf curling. To avoid this issue, ensure your Anthurium plant is situated in an area with stable temperatures away from drafts, heating vents, or air conditioners.

Anthurium Plant Care Tips

Anthurium plants, known for their exotic and colorful flowers, require specific care to thrive. In this section, we’ll discuss essential care tips, including watering techniques, creating favorable humidity, temperature control, and soil requirements.

Watering Techniques

Proper watering is crucial for a healthy anthurium. It’s essential to strike a balance between overwatering and underwatering to prevent root rot and curling leaves. Water the plant when the top 1-2 inches of soil feel dry, but avoid letting the plant sit in standing water. Using a well-draining pot with drainage holes can also help prevent overwatering.

Creating Favorable Humidity

Anthuriums thrive in a high humidity environment, which can help prevent leaf curling due to low moisture levels. To maintain the right humidity, you can:

  • Place a tray of water with pebbles under the pot, ensuring the pot is not sitting directly in the water.
  • Regularly mist the leaves with distilled or filtered water.
  • Use a humidifier to maintain constant humidity in the room where the plant is situated.

Temperature Control

Temperature plays a vital role in the overall health of anthurium plants. The ideal temperature range is between 65-80°F (18-27°C). Keep the plant away from drafts, air conditioning vents, and direct heat sources to avoid temperature fluctuations that can cause leaf curling.

Soil Requirements

Anthuriums need well-draining soil to avoid root rot and other issues that lead to leaf curling. An ideal soil mix for anthuriums includes orchid bark, perlite, coco coir or peat moss, and charcoal. This mixture ensures proper drainage and aeration while providing the necessary nutrients for the plant.

By following these care tips, you can help your anthurium plant thrive and prevent leaves from curling. Remember to keep a consistent watering schedule, maintain adequate humidity and temperature, and use a well-suited soil mix to ensure the overall well-being of your anthurium plant.

Identifying and Treating Pests and Diseases

Common Pests

Anthurium plants can face various pests that affect their health and appearance, such as aphids, brown scales, thrips, and white mealybugs. These pests can be treated by shooting them off the leaves with water or scrubbing them gently using a soft brush and horticultural soap1. Additionally, preventing your anthurium plants from sitting in water can minimize the risk of pest infestations1.

Disease Symptoms

Being aware of the symptoms of some common diseases is essential in maintaining your anthurium plants in optimal conditions. Some symptoms include:

  • Yellow or brown leaves,
  • Root rot,
  • Leaf curling2.


To address different disease symptoms, consider implementing the following treatments:

  1. Maintaining Humidity: Low humidity levels can cause issues in anthurium plants; therefore, maintaining the optimal humidity is a useful way to prevent leaf curl2.
  2. Proper Watering: Avoid overwatering your anthurium plant, as it might result in root rot. Ensure that you provide your plants with an appropriate amount of water2.
  3. Adjusting Light Conditions: Ensure your anthurium plant receives adequate lighting, avoiding direct sunlight or excessively low light conditions2.
  4. Temperature Management: Preventing temperature stress by placing your plants in a stable environment can contribute to avoiding leaf curl2.
  5. Fertilizer Application: Be cautious about overfeeding or underfeeding your anthurium plants with fertilizer, as improper application may lead to diseases and curling leaves2.
  6. Water Quality: Using water suitable for your anthurium plants can prevent issues related to poor water quality2.
  7. Managing Insect Infestations: Checking your plants regularly for insect infestations and taking immediate remedial measures, such as using insecticidal soaps, helps keep diseases at bay3.

Implementing these treatments will help you address common diseases and maintain the overall health of your anthurium plant2. Remember to always monitor your plant’s health and take proper care of it to prevent diseases and pests1.

Reviving a Curled Anthurium

Assessing the Situation

Determining the cause behind your curled anthurium leaves is the first step in reviving your plant. Several factors can lead to curling leaves, such as insufficient light, improper watering habits, temperature stress, or pest infestations. It’s important to carefully observe your plant’s environment and overall health to pinpoint the issue.

First, take note of your anthurium’s light exposure. These plants prefer a few hours of indirect sunlight daily to thrive. Inadequate lighting can lead to curling leaves.

Next, assess your watering routine. Both overwatering and underwatering can cause leaves to curl. Stick to a consistent watering schedule to ensure the plant does not dry out or become waterlogged.

Temperature stress could also be causing leaf curling. Anthuriums thrive in the ideal temperature range is between 65-80°F (18-27°C), so make sure their environment adheres to this range.

Lastly, inspect your plant for pests, as insects like aphids, mealybugs, or spider mites can cause leaf curling. Check your plant’s leaves and stems for any signs of pest activity.

Taking Corrective Measures

Once you’ve identified the problem, take appropriate action to revive your anthurium. Here are some steps to resolve common issues:

  • Light: If your plant receives insufficient light, move it to a brighter location with indirect sunlight, or use a grow light if necessary.
  • Water: If overwatering or underwatering is the cause, adjust your watering schedule. Water your anthurium when the top inch of soil feels dry and ensure proper drainage to avoid root rot.
  • Temperature: If temperature stress is an issue, relocate your plant to a suitable spot, away from drafts, air conditioning units, or excessive heat sources.
  • Pests: If pests are the culprit, treat your anthurium with neem oil, insecticidal soap, or an appropriate pesticide. Remove any affected plant parts if necessary.

By following these steps and making necessary adjustments, you can help your anthurium recover and continue to enjoy its beauty for years to come.

Frequently Asked Questions

Lack of water?

Anthurium leaves can curl due to underwatering. These plants require a consistent watering schedule to thrive. Make sure the soil stays moist but not soggy, and allow the top inch to dry out between waterings. It’s essential to keep an eye on the plant’s water needs, especially during warmer months, to prevent leaf curl.

Too much sun?

Anthuriums can suffer from leaf curl when exposed to too much direct sunlight. They thrive in bright but indirect light. If your anthurium is placed in a spot that receives direct sunlight for extended periods, consider relocating it to a shadier location where it can still receive adequate light without the risk of sun damage.

Pest issues?

Pests can cause anthurium leaves to curl. Common pests that target these plants include mealybugs, aphids, and spider mites. Inspect your anthurium for signs of infestation, and if found, treat the plant with either insecticidal soap or a mild solution of neem oil to eliminate these pests.

Unsuitable temperature?

Temperature stress may lead to curling leaves in anthurium plants. They prefer temperatures between 60-85°F (16-29°C). Rapid temperature fluctuations or exposure to extremely high or low temperatures can cause anthurium leaves to curl. Make sure your plant is placed in a location with consistent room temperature, away from drafty areas or heating/cooling vents.

Poor soil quality?

Anthuriums require a well-draining soil mix for optimal growth. A poor-quality soil that doesn’t drain well can lead to root rot and eventually cause the leaves to curl. A suitable soil mixture consists of orchid bark, perlite, coco coir or peat moss, and charcoal. Repot the plant in a better soil mix if you suspect your current soil quality is causing leaf curling.

Overwatering issues?

Overwatering is a common cause of anthurium leaf curl. When the plant receives too much water, it can develop root rot and lead to leaf curling. Make sure not to overwater your anthurium – a thorough watering every week or two should suffice. Ensure proper drainage by using a well-draining soil mix and a pot with drainage holes to prevent waterlogging and root rot.


  1. (https://www.petalrepublic.com/anthurium-pests-and-diseases/) 2 3
  2. (https://gardenforindoor.com/anthurium-leaves-curling/) 2 3 4 5 6 7 8
  3. (https://gardenerspath.com/plants/houseplants/anthurium-pests/)

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