Updated: June 23, 2023

Horsetail reed plants are a popular choice for gardens and landscapes due to their unique appearance and low maintenance requirements. However, like any other plant, horsetail reeds can be susceptible to pests, including slaters. Slaters, also known as woodlice or pill bugs, are small crustaceans that feed on decaying plant material and can cause damage to the horsetail reed if left unchecked. In this article, we will explore effective methods to get rid of slaters on horsetail reed plants.

Understanding Slaters and Their Impact

Slaters are primarily nocturnal creatures that thrive in damp and dark environments. They are attracted to moisture and organic matter, making the horsetail reed an ideal habitat for them. While slaters are generally harmless to humans and animals, they can damage the horsetail reed plant by feeding on its leaves and stems. This can lead to stunted growth, yellowing foliage, and even the death of the plant if the infestation is severe.

Natural Ways to Control Slaters

When dealing with slaters on your horsetail reed plant, it is always best to opt for natural methods of control that are safe for both the plant and the environment. Here are some effective ways to get rid of slaters naturally:

1. Remove Excess Moisture

Since slaters are attracted to damp environments, it is essential to ensure that your horsetail reed plant is not sitting in waterlogged soil. Make sure the plant is adequately drained by providing good soil drainage or using a well-draining potting mix if grown in a container. Avoid overwatering as it can create a favorable environment for slaters.

2. Improve Air Circulation

Slaters prefer dark and humid places, so improving air circulation around the horsetail reed plant can discourage their presence. Prune any overgrown vegetation that may be blocking airflow and ensure that the plant has enough space to breathe. This will also help the foliage dry out faster after watering, reducing moisture levels that attract slaters.

3. Lay Traps

To catch and eliminate slaters, you can create simple traps using materials readily available in your home. Place damp newspapers or cardboard pieces near the horsetail reed plant overnight. The slaters will be attracted to these moist surfaces, and you can collect and dispose of them in the morning. Repeat this process until the infestation is under control.

4. Provide Shelter Alternatives

To divert slaters away from your horsetail reed plant, consider providing alternative shelter options. Place pieces of damp wood or rocks away from the plant to attract and create a new habitat for the slaters. Regularly check these shelters and remove the slaters from them, preventing them from returning to the horsetail reed.

5. Use Natural Predators

Introducing natural predators of slaters into your garden can help control their population without the use of chemicals. Ground beetles, spiders, and certain types of birds feed on slaters and can help keep their numbers in check. Create a welcoming environment for these beneficial insects and birds by incorporating native plants, providing birdhouses, and avoiding the use of pesticides that may harm them.

Organic Pest Control Methods

If natural methods alone are not sufficient to control the slater infestation on your horsetail reed plant, you may consider organic pest control options. These methods are derived from natural sources but may be more targeted or potent in their effect:

1. Diatomaceous Earth

Diatomaceous earth is a fine powder made from fossilized algae with sharp edges that can pierce the exoskeleton of slaters, causing them to dehydrate and die. Apply a thin layer of diatomaceous earth around the base of the horsetail reed plant, focusing on areas where slaters are most active. Reapply after rainfall or watering.

2. Beneficial Nematodes

Beneficial nematodes are microscopic organisms that feed on slaters and other soil-dwelling pests. These nematodes are commercially available and can be applied to the soil around the horsetail reed plant according to the package instructions. They will seek out and infect slaters, ultimately killing them.

3. Organic Insecticidal Soap

Insecticidal soaps made from natural ingredients like potassium salts of fatty acids can be effective against slaters. These soaps disrupt the cell membranes of slaters, causing them to dehydrate and perish. Dilute the insecticidal soap according to the instructions and spray it directly on the horsetail reed plant, focusing on areas with slater activity. Repeat as necessary but avoid excessive use, as it may harm beneficial insects.

Conclusion

Slaters can pose a threat to the health and aesthetics of your horsetail reed plant, but by implementing these natural and organic control methods, you can effectively get rid of them without harming the environment or compromising the plant’s well-being. Remember to monitor your plant regularly for signs of infestation and take immediate action to prevent further damage. With proper care and attention, your horsetail reed can thrive pest-free for years to come.