Updated: July 20, 2023

Introduction

Sage plants are known for their aromatic leaves and medicinal properties. They are commonly used in cooking and herbal remedies. However, like any other plant, sage plants can also fall victim to pests. One of the most common pests that attack sage plants is the crusader bug (Mecomma ambulans). These small insects feed on the sap of sage plants, causing damage and even death to the plant if left unattended. In this article, we will discuss effective methods to get rid of crusader bugs and protect your sage plant.

Identifying Crusader Bugs

Before taking any action, it is important to correctly identify crusader bugs to ensure that you are dealing with the right pest. Crusader bugs are small, elongated insects with a dark brown or black coloration. They have a distinct shield-like shape on their back, which sets them apart from other common garden pests. Crusader bugs also have long antennae and sucking mouthparts that they use to extract sap from sage plants.

Prevention is Key

As with any pest infestation, prevention is always better than cure. By taking some preventive measures, you can reduce the chances of crusader bugs attacking your sage plant in the first place. Here are a few tips to prevent crusader bug infestation:

1. Healthy Soil and Planting Location

Ensure that your sage plant is grown in well-draining soil with adequate nutrients. Healthy plants are more resistant to pest attacks and can recover faster if infested.

2. Proper Watering

Avoid overwatering your sage plant as excessive moisture can attract pests. Water the plant at its base rather than overhead to prevent creating a damp environment that crusader bugs might find attractive.

3. Regular Inspections

Regularly inspect your sage plant for signs of pests. Look for clusters of crusader bugs on the leaves, stems, or flowers. Early detection can help you take immediate action to prevent the infestation from spreading.

Natural Methods to Get Rid of Crusader Bugs

If you have identified crusader bugs on your sage plant, it is important to take prompt action to control their population and prevent further damage. Here are some natural methods you can try:

1. Handpicking

For small infestations, manually removing the crusader bugs can be an effective method. Wear gloves and pick off the bugs from the plant, making sure to dispose of them away from your sage plant.

2. Pruning

If the infestation is limited to certain parts of the sage plant, consider pruning those affected areas. Cut off the branches or leaves that have clusters of crusader bugs and dispose of them properly.

3. Neem Oil Spray

Neem oil is a natural insecticide derived from the neem tree. It has repellent properties and can disrupt the life cycle of pests like crusader bugs. Dilute neem oil according to the instructions on the packaging and spray it on your sage plant, focusing on the affected areas. Repeat this process every few days until the infestation is under control.

4. Beneficial Insects

Introducing beneficial insects into your garden can help control pest populations naturally. Ladybugs, lacewings, and praying mantises are some examples of beneficial insects that feed on crusader bugs and other garden pests.

Chemical Control for Severe Infestations

In severe cases where natural methods fail to control crusader bug infestations, you may need to resort to chemical control methods. However, it is important to use pesticides responsibly and follow the instructions on the label carefully. Here are a few points to consider:

1. Choose an Appropriate Pesticide

Select a pesticide specifically formulated for controlling crusader bugs on sage plants. Read the label to ensure that it is safe to use on edible plants and follow the recommended application rates.

2. Apply at the Right Time

Apply the pesticide when crusader bugs are most active, usually during warm weather. Early morning or late evening is often the best time to spray, as it minimizes the risk of harming beneficial insects that may be present in your garden.

3. Protective Measures

Before applying any pesticide, cover yourself with protective clothing such as gloves, long sleeves, and goggles. Also, ensure that you do not spray on windy days to prevent the pesticide from drifting onto other plants or into unwanted areas.

Conclusion

Crusader bugs can pose a threat to your sage plant if left untreated. By implementing preventive measures, regularly inspecting your plant, and using natural control methods, you can effectively get rid of crusader bugs and protect your sage plant. However, in severe infestations, chemical control may be necessary. Remember to use pesticides responsibly and follow the instructions provided by the manufacturer. With proper care and attention, your sage plant can thrive without the interference of crusader bugs.