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How to Get Rid of Scales on Fatsia Plant

Updated: September 24, 2022

Fatsia Japonica, commonly known as the Japanese aralia plant, is a popular indoor and outdoor ornamental plant. However, like any other plant, it can be susceptible to pests and diseases. One of the most common problems that affect Fatsia plants is scale infestation. Scales are tiny insects that attach themselves to the leaves and stems of the plant, sucking out the sap and causing damage to the foliage. If you notice scales on your Fatsia plant, here are some tips on how to get rid of them.

Identify the Scale Insect

Before you can effectively treat scale infestation on your Fatsia plant, you need to identify the type of scale insect that has infested your plant. There are two main types of scales: armored scales and soft scales. Armored scales have a hard shell-like covering that protects them from predators and pesticides. Soft scales, on the other hand, have a softer covering that is easily penetrated by pesticides.

To identify the type of scale insect on your Fatsia plant, look for small bumps or lumps on the leaves or stems. If the bump has a hard outer shell, it is most likely an armored scale insect. If the bump is soft and pliable, it is likely a soft scale insect.

Remove Scales Manually

If you only have a few scales on your Fatsia plant, you can remove them manually using a soft-bristled brush or cloth dipped in rubbing alcohol or soapy water. Gently rub the affected areas to remove the scales and then rinse with clean water.

Use Insecticidal Soap

For larger infestations, you can use insecticidal soap to control scale insects on your Fatsia plant. Insecticidal soap works by suffocating the insects and disrupting their cell membranes. To use insecticidal soap, mix the soap according to the instructions on the label and spray it directly onto the affected areas of your Fatsia plant. Repeat this process every 7-10 days until the scales are gone.

Use Horticultural Oil

Horticultural oil is another effective way to control scale insects on your Fatsia plant. Horticultural oil works by suffocating the insects and disrupting their cell membranes. To use horticultural oil, mix it according to the instructions on the label and spray it directly onto the affected areas of your Fatsia plant. Repeat this process every 14-28 days until the scales are gone.

Use Systemic Insecticides

Systemic insecticides are another option for controlling scale insects on your Fatsia plant. Systemic insecticides are absorbed by the plant and transported throughout the plant’s tissues, making them toxic to insects that feed on the plant. To use systemic insecticides, mix them according to the instructions on the label and apply them to the soil around your Fatsia plant. The plant will absorb the insecticide through its roots and transport it throughout its tissues. Repeat this process every 4-6 weeks until the scales are gone.

Maintain Healthy Plant Conditions

Prevention is always better than cure when it comes to pest control. To prevent scale infestation on your Fatsia plant, make sure you maintain healthy plant conditions. Water your plant regularly, but avoid overwatering as this can create a damp environment that is conducive to pests and diseases. Also, make sure your Fatsia plant is getting enough sunlight and nutrients to keep it healthy and strong.

FAQ

What are scales?

Scales are tiny insects that attach themselves to leaves and stems of plants, sucking out sap and causing damage to foliage.

How do I identify scales on my Fatsia plant?

Look for small bumps or lumps on the leaves or stems. If the bump has a hard outer shell, it is most likely an armored scale insect. If the bump is soft and pliable, it is likely a soft scale insect.

Can I remove scales manually?

Yes, if you only have a few scales on your Fatsia plant, you can remove them manually using a soft-bristled brush or cloth dipped in rubbing alcohol or soapy water.

What is insecticidal soap?

Insecticidal soap is a type of pesticide that works by suffocating insects and disrupting their cell membranes.

What is horticultural oil?

Horticultural oil is a type of pesticide that works by suffocating insects and disrupting their cell membranes.

What are systemic insecticides?

Systemic insecticides are a type of pesticide that are absorbed by the plant and transported throughout its tissues, making them toxic to insects that feed on the plant.