Updated: July 28, 2022

Evergreen plants are known for their year-round foliage and stunning beauty, but they are also prone to pests and diseases. One of the most common pests that infest evergreen plants is the crusader bug. These bugs can cause significant damage to your plants if left unchecked, so it’s important to learn how to identify and control them.

Identifying Crusader Bugs

Crusader bugs, also known as red-banded leafhoppers, are small insects that have red and black stripes on their bodies. They are about 0.25 inches long and have wings that allow them to move quickly from plant to plant. You’ll most likely find them on the undersides of leaves, where they feed on the sap of the plant.

One of the most noticeable signs of crusader bug infestation is the presence of white stippling or speckling on the leaves of your evergreen plant. This occurs when the bugs pierce the plant’s tissue to feed on its sap, causing tiny white or yellow spots to appear on the leaves.

Controlling Crusader Bugs

There are several ways to control crusader bugs on your evergreen plant:

1. Manual removal

If you only have a few crusader bugs on your evergreen plant, you can try manually removing them with a pair of tweezers or a vacuum cleaner. Be sure to dispose of any bugs you remove in a sealed container or bag so that they don’t spread to other plants.

2. Insecticidal soap

Insecticidal soap is a natural and effective way to control crusader bugs. It works by suffocating the bugs and disrupting their feeding habits. To use insecticidal soap, mix it with water according to the manufacturer’s instructions and spray it directly onto the affected areas of your evergreen plant.

3. Neem oil

Neem oil is another natural insecticide that can help control crusader bugs. It works by disrupting the bugs’ hormonal systems, making it difficult for them to feed and reproduce. To use neem oil, mix it with water according to the manufacturer’s instructions and spray it directly onto the affected areas of your evergreen plant.

4. Chemical insecticides

If all else fails, you can use chemical insecticides to control crusader bugs on your evergreen plant. However, be sure to read the labels carefully and follow the instructions closely to avoid harming your plant or other beneficial insects.

Preventing Crusader Bug Infestations

Preventing crusader bug infestations is key to keeping your evergreen plant healthy and pest-free. Here are some tips for preventing crusader bug infestations:

  • Monitor your plants regularly for signs of pest infestations.
  • Keep your plants well-watered and fertilized to promote healthy growth.
  • Prune away any dead or damaged branches or leaves from your evergreen plant.
  • Avoid over-fertilizing your plants, as this can attract pests like crusader bugs.
  • Consider planting companion plants that repel pests, such as marigolds or chrysanthemums.

By following these tips and taking a proactive approach to pest control, you can keep your evergreen plants healthy and beautiful all year round.

FAQ

Are crusader bugs harmful to humans?

No, crusader bugs are not harmful to humans. They are primarily a pest of evergreen plants.

Can I use insecticidal soap on all types of plants?

Insecticidal soap is safe for most plants, but it’s always a good idea to test it on a small area first to make sure there are no adverse effects.

How often should I monitor my plants for pest infestations?

It’s a good idea to monitor your plants at least once a week for signs of pest infestations. This will allow you to catch any problems early on before they become more severe.