Updated: July 1, 2023

Morning glory plants are known for their beautiful flowers and vigorous growth. However, like any other plant, they can be susceptible to various pests and diseases. One common problem faced by morning glory plant owners is the presence of scales. Scales are small insects that attach themselves to the plant and feed on its sap, causing damage to the leaves and stems. If not controlled in time, scales can weaken the plant and even lead to its death. In this article, we will discuss some effective methods to get rid of scales on morning glory plants.

Identifying Scales:

Before we delve into the methods of controlling scales, it is important to be able to identify them. Scales are tiny insects that usually have a hard, shell-like covering that protects their soft bodies. They can be found on the stems, leaves, and even flowers of morning glory plants. Scales can vary in color and size, ranging from white or yellowish to brown or black. They often appear as small bumps or raised areas on the surface of the plant.

Natural Methods of Control:

When dealing with scales on morning glory plants, it is always best to start with natural methods of control before resorting to chemical pesticides. Here are some effective natural methods you can try:

1. Manual Removal:

The first step in getting rid of scales is to manually remove them from the plant. You can use a soft brush or cloth dipped in warm soapy water to gently scrub off the scales from the affected areas. Make sure to be thorough and remove as many scales as possible. This method may not completely eliminate all scales but can significantly reduce their population.

2. Pruning:

If scales have infested a particular branch or stem, it is best to prune it off completely. This will not only remove the scales but also prevent them from spreading to other parts of the plant. Make sure to sanitize your pruning tools before and after each cut to avoid spreading any potential diseases.

3. Natural Predators:

Introducing natural predators of scales can help control their population. Ladybugs and lacewings are known to feed on scales and can be attracted to your garden by planting flowers such as dill, fennel, or yarrow. These beneficial insects can help keep the scale population in check.

4. Neem Oil:

Neem oil is a natural insecticide derived from the neem tree. It is effective in controlling scales as well as other pests like aphids and mites. Dilute neem oil according to the instructions on the package and spray it on the affected areas of the morning glory plant. Repeat this process every few days until the scales are eliminated.

Chemical Methods of Control:

If natural methods do not provide satisfactory results, you may need to resort to chemical pesticides. However, it is important to use these chemicals responsibly and with caution. Here are some chemical methods you can consider:

1. Insecticidal Soap:

Insecticidal soap is a safe and effective option for controlling scales on morning glory plants. It works by suffocating the scales and disrupting their feeding habits. Follow the instructions on the package and spray the insecticidal soap on the affected areas of the plant. Repeat this process as necessary, usually every 7-10 days, until the scales are eliminated.

2. Systemic Insecticides:

Systemic insecticides are absorbed by the plant and provide long-term control of scales. These insecticides are usually applied as soil drenches or injected into the plant’s stem. However, it is important to follow the instructions carefully and avoid using systemic insecticides if you plan to consume parts of the morning glory plant, as they can remain in the plant tissues.

3. Horticultural Oil:

Horticultural oil is another option for controlling scales on morning glory plants. It works by suffocating the scales and disrupting their feeding habits. Dilute the horticultural oil according to the instructions on the package and spray it on the affected areas of the plant. Repeat this process as necessary until the scales are eliminated.

Preventing Scale Infestations:

Prevention is always better than cure, and the same applies to scale infestations on morning glory plants. Here are some preventive measures you can take to reduce the chances of scale infestations:

  • Regular Inspections: Regularly inspect your morning glory plants for any signs of scales or other pests. Early detection can help prevent a small infestation from becoming a major problem.

  • Good Cultural Practices: Maintain proper plant hygiene by removing fallen leaves and debris from around the plants. This will eliminate potential hiding places for scales and other pests.

  • Proper Watering: Avoid overwatering your morning glory plants, as excess moisture can attract pests. Water the plants at their base rather than overhead to prevent water from pooling on the leaves.

  • Crop Rotation: If you grow morning glory plants in containers, consider rotating them with other plants every year. This can help disrupt any potential lifecycle of scales or other pests specific to morning glory plants.

By following these preventive measures and using appropriate control methods, you can effectively manage scales on your morning glory plants. Remember to always read and follow the instructions on any pesticides or insecticides you use, and use them responsibly and safely. With proper care and attention, your morning glory plants will flourish and remain free from scale infestations.