Updated: July 5, 2023

Air plants, also known as Tillandsia, have gained popularity in recent years due to their unique ability to survive without soil. They are a great addition to any indoor space, as they require minimal care and can thrive in various environments. However, like any other living organism, air plants can still experience issues that may cause them to wither and die. If you’re finding that your Harrisii air plant is struggling, there could be a few possible causes to consider.

Lack of Water or Overwatering

Watering is one of the most crucial aspects of air plant care. While air plants don’t need soil, they do require regular moisture to survive. In the case of the Harrisii air plant, it is important to strike a balance between underwatering and overwatering.

Underwatering can lead to dehydration and eventual death. Air plants typically need to be misted or dunked in water at least once or twice a week. If you live in a particularly dry climate or have your air plant situated near a heat source, you may need to increase the frequency of watering.

On the other hand, overwatering can be just as detrimental. When air plants are constantly exposed to moisture without enough time to dry out, they become susceptible to rot and fungal infections. Signs of overwatering include browning or blackening of the leaves, a foul odor, and a soft or mushy texture.

To prevent overwatering, make sure your Harrisii air plant has enough airflow and that excess water is able to drain away. After watering, allow the plant to thoroughly dry before placing it back in its display.

Insufficient Light

Light is another crucial factor for the health and survival of air plants. Harrisii air plants prefer bright but indirect light. Placing them in direct sunlight for extended periods can cause sunburn and leaf damage. On the other hand, insufficient light can hinder their growth and lead to a weakened state.

If you notice your Harrisii air plant becoming pale or its leaves losing their vibrant coloration, it may be an indication that it’s not receiving enough light. Consider moving it to a brighter location, such as near a window with filtered light or under artificial grow lights if natural light is limited.

Incorrect Temperature and Humidity Levels

Harrisii air plants thrive in temperatures ranging from 50 to 90 degrees Fahrenheit (10 to 32 degrees Celsius). Extreme cold or heat can cause stress and ultimately lead to the death of the plant. Additionally, sudden temperature fluctuations can be detrimental, so it’s important to avoid placing air plants near drafty windows or vents.

Humidity is also crucial for air plant health. Air plants are native to tropical regions and require humidity levels between 50% and 70%. If the air in your home is too dry, especially during winter months when heating systems are running, consider using a humidifier or regularly misting your air plant to increase humidity levels.

Lack of Nutrients

Unlike traditional potted plants, air plants do not receive nutrients from soil. Instead, they absorb moisture and nutrients through their leaves. While air plants can survive on air alone, they will benefit from occasional fertilization.

To provide your Harrisii air plant with the necessary nutrients, you can use a specialized air plant fertilizer. These fertilizers are formulated specifically for air plants and contain the essential nutrients they need to thrive. Be sure to follow the instructions on the fertilizer package and avoid overfertilizing, as this can lead to salt buildup and damage the plant.

Pests

Although relatively resistant to pests, air plants can still fall victim to certain insects such as aphids or mealybugs. These pests can cause damage by sucking the sap from the leaves or introducing diseases.

Inspect your Harrisii air plant regularly for signs of pests, including small crawling insects, sticky residue, or yellowing and distorted leaves. If you detect any pests, remove them manually using a cotton swab dipped in rubbing alcohol or a mixture of water and mild dish soap. For more severe infestations, you may need to use a natural insecticide specifically formulated for air plants.

In conclusion, there are several potential causes for a Harrisii air plant to die. It’s important to assess the watering routine, light exposure, temperature and humidity levels, nutrient availability, and the presence of pests. By addressing these factors and providing proper care, you can increase the chances of your Harrisii air plant thriving and bringing beauty to your indoor space.