Updated: July 24, 2023

Crusader bugs, also known as shame bugs or soldier bugs, are small insects that can cause significant damage to plants, including the shame plant. These bugs feed on the sap of the plant, which weakens and stunts its growth. If left untreated, crusader bugs can lead to the death of the plant. However, there are several methods you can employ to get rid of these pesky insects and protect your shame plant.

Identify the Crusader Bugs

The first step in tackling any pest problem is to correctly identify the culprit. Crusader bugs are small, oval-shaped insects that measure about 0.5 cm in length. They have a distinctive color pattern, with a black head, red thorax, and yellow abdomen. These bugs can often be found congregating on the undersides of leaves or near flower buds.

Natural Remedies

If you prefer to use natural methods for pest control, there are several remedies you can try to eliminate crusader bugs from your shame plant.

1. Neem Oil

Neem oil is derived from the seeds of the neem tree and has been used for centuries as a natural pesticide. It works by disrupting the feeding and reproductive abilities of insects. To use neem oil on your shame plant, dilute it according to the instructions on the bottle and spray it onto the affected areas. Repeat this process every 7-10 days until the crusader bugs are eliminated.

2. Soap Solution

A simple soap solution can also be effective in controlling crusader bugs. Mix a few drops of mild liquid soap with water and spray it onto the infested parts of your shame plant. The soap coats the insects’ bodies and suffocates them. Repeat this treatment every few days until the bugs are gone.

3. Garlic Spray

Garlic has natural insecticidal properties and can be used to repel crusader bugs. To make a garlic spray, crush several cloves of garlic and mix them with water. Let the mixture sit for a few hours, then strain it and transfer it to a spray bottle. Spray the solution onto the affected areas of your plant, making sure to cover both the tops and undersides of the leaves. Reapply the garlic spray every 5-7 days until the bugs disappear.

Chemical Control

If natural remedies fail to provide satisfactory results, you may need to resort to chemical control methods. It is important to note that while chemical pesticides can be effective, they can also harm beneficial insects and have negative impacts on the environment. Therefore, it is crucial to follow the instructions on the pesticide label carefully and use them sparingly.

1. Insecticidal Soap

Insecticidal soaps are specifically formulated to kill insects while being safe for plants. They work by penetrating the pests’ protective outer layer and dehydrating them. To use an insecticidal soap on your shame plant, dilute it according to the instructions on the bottle and apply it directly to the affected areas. Make sure to cover all surfaces of the plant where the bugs are present.

2. Pyrethrin-Based Insecticides

Pyrethrin-based insecticides are derived from chrysanthemum flowers and are widely used in pest control. These insecticides are effective against a wide range of pests, including crusader bugs. However, they can also harm beneficial insects, so use them sparingly and only when necessary. Follow the instructions on the label for proper dilution and application.

Preventative Measures

Prevention is always better than cure when it comes to pest control. By taking some preventative measures, you can reduce the risk of crusader bugs infesting your shame plant.

1. Regular Inspections

Regularly inspect your plants for any signs of pest infestations. Look for clusters of crusader bugs, as well as any yellowing or distorted leaves. Early detection allows for quick intervention and minimizes the damage caused by these insects.

2. Proper Watering and Fertilization

Maintaining optimal growing conditions for your shame plant can help it resist pest attacks. Ensure that your plant receives adequate water and appropriate fertilization to promote healthy growth.

3. Clean Surroundings

Keep your garden clean and free of debris, as this can attract pests. Remove any fallen leaves or flowers promptly to prevent crusader bugs from finding shelter or a food source.

In conclusion, crusader bugs can be a nuisance for shame plant owners, but with the right approach, they can be effectively controlled. Natural remedies such as neem oil, soap solutions, and garlic sprays provide eco-friendly options, while chemical control methods like insecticidal soaps and pyrethrin-based insecticides offer more potent solutions. By incorporating preventative measures into your gardening routine, you can minimize the risk of future infestations and keep your shame plant healthy and thriving.