Updated: July 25, 2023

Introduction

Purple kale is a beautiful and nutritious vegetable that is popular among home gardeners. However, like any plant, it can be susceptible to pests and diseases. One common problem that can affect purple kale plants is the presence of scales. Scales are small insects that attach themselves to the leaves and stems of plants, sucking out their sap and causing damage. If you notice scales on your purple kale plant, it is important to take action quickly to prevent further infestation and protect the health of your plant. In this article, we will discuss how to get rid of scales on a purple kale plant.

Identifying Scales

Before we discuss how to eliminate scales, it is essential to properly identify them. Scales are tiny, oval-shaped insects that have a protective covering resembling a scale or shell. They come in a range of colors, including brown, black, and white. Scales can often be mistaken for part of the plant or even a disease, so it is crucial to closely examine your purple kale plant to confirm their presence.

To check for scales, take a close look at the undersides of the leaves and along the stems. Look for small bumps or raised areas that are attached firmly to the plant’s surface. If you gently scrape one of these bumps with your fingernail and it comes off easily, it is likely a scale insect.

Natural Methods to Eliminate Scales

If you prefer to use natural methods to get rid of scales on your purple kale plant, there are several strategies you can try:

1. Manual Removal

One effective way to control scales is by manually removing them from the plant. Use a soft brush or cloth dipped in soapy water to gently scrub the affected leaves and stems. This will help dislodge and kill the scales on contact. Make sure to pay close attention to the undersides of the leaves where scales tend to congregate.

2. Neem Oil

Neem oil is a natural pesticide that can be effective against scales. Mix neem oil with water according to the instructions on the bottle and spray it directly onto the affected areas of your purple kale plant. Neem oil works by suffocating the scales and disrupting their life cycle. Repeat this process every few days until the scales are gone.

3. Insecticidal Soap

Insecticidal soap is another natural remedy that can be used to control scales. It works by dehydrating the insects and breaking down their protective covering. Dilute insecticidal soap with water according to the instructions on the bottle and spray it onto the affected areas of your purple kale plant. Be sure to thoroughly coat both sides of the leaves and all parts of the plant where scales are present. Repeat this treatment every week until the scales disappear.

Chemical Methods to Eliminate Scales

If natural methods do not provide satisfactory results, you may need to resort to chemical treatments to eliminate scales on your purple kale plant. It is important to note that chemical pesticides should be used as a last resort, as they can harm beneficial insects and have negative effects on the environment. If you decide to use chemical pesticides, follow these guidelines:

1. Choose a Suitable Pesticide

Select a pesticide specifically formulated for scale insects. Read the label carefully to ensure it is safe to use on edible plants like purple kale and follow all instructions regarding application rates and safety precautions.

2. Apply Pesticide Carefully

Apply the pesticide only to the affected areas of your purple kale plant, avoiding any contact with healthy foliage or other plants nearby. Use a sprayer or applicator that allows for precise targeting of the scales. Be sure to wear protective clothing, including gloves and goggles, during application.

3. Monitor and Repeat as Necessary

After applying the pesticide, monitor your purple kale plant closely for any signs of improvement or reinfestation. If scales persist, repeat the treatment according to the instructions on the pesticide label. Avoid applying excessive amounts of pesticide, as this can lead to chemical buildup in the soil and potential harm to beneficial insects.

Prevention Tips

Preventing scale infestations is always better than trying to eliminate them. Here are some preventive measures you can take:

  • Regularly inspect your purple kale plants for any signs of pests, including scales.
  • Keep your garden clean and free from debris that could harbor pests.
  • Avoid overcrowding plants, as this can create favorable conditions for pests.
  • Encourage beneficial insects, such as ladybugs and lacewings, by planting flowers that attract them.
  • Practice good plant hygiene by removing any dead or diseased plant material promptly.

Conclusion

Scales can be a nuisance for purple kale plants, but with prompt action and appropriate treatments, they can be effectively controlled. Whether you choose natural or chemical methods, remember to prioritize the health of your plant and the environment. Regular monitoring and preventive measures will help keep scales at bay and ensure the vitality of your purple kale crop. Happy gardening!