Updated: June 27, 2023

Introduction

Swedish Ivy, also known as Plectranthus verticillatus, is a popular houseplant known for its trailing stems and attractive foliage. However, like any other indoor plant, Swedish Ivy can be susceptible to pests. One common pest that can infest Swedish Ivy is slaters, also known as woodlice or pillbugs.

Slaters are small crustaceans that are often found in damp and dark areas, making them a common pest for indoor plants. If left unchecked, slaters can cause damage to the leaves and stems of your Swedish Ivy. In this article, we will discuss effective methods to get rid of slaters on your Swedish Ivy plant.

Identify the Problem

Before you start treating your Swedish Ivy plant for slaters, it is essential to confirm that these pests are indeed the problem. Slaters are small bugs that resemble tiny armadillos. They have segmented bodies and are usually gray or brown in color. You may also notice small holes or chewed edges on the leaves of your plant.

Prevention is Key

As with any pest problem, prevention is always better than cure. Here are some preventive measures you can take to minimize the risk of slater infestation on your Swedish Ivy:

  1. Maintain proper watering: Slaters thrive in damp conditions, so make sure not to overwater your plant. Allow the top inch of soil to dry out before watering again.

  2. Improve drainage: Ensure that your pot has adequate drainage holes to prevent water from pooling at the bottom. This will help create an environment that is less favorable for slaters.

  3. Keep the area clean: Slaters are attracted to decaying organic matter, so remove any fallen leaves or debris from around your plant regularly.

  4. Avoid over-fertilizing: Excessive fertilization can attract pests, including slaters. Follow the recommended fertilization schedule for your Swedish Ivy.

Natural Remedies

If you have noticed a slater infestation on your Swedish Ivy plant, there are several natural remedies you can try before resorting to chemical pesticides. These remedies are safe for both the plant and the environment:

  1. Handpicking: This method involves manually picking off the slaters from the plant and disposing of them. Although it may be time-consuming, it can be effective for small infestations.

  2. Trapping: Create traps by placing damp newspaper or cardboard near your plant. Slaters are attracted to moisture, so they will crawl under the traps. After a few hours, carefully lift the traps and dispose of the slaters.

  3. Diatomaceous earth: Sprinkling food-grade diatomaceous earth around the base of your Swedish Ivy can help deter slaters. The sharp particles of diatomaceous earth cut through the exoskeleton of slaters, causing them to dehydrate and die.

  4. Natural repellents: Some natural repellents like neem oil or garlic spray can also be effective against slaters. Dilute neem oil in water according to the package instructions and spray it on your plant, focusing on the undersides of leaves where slaters tend to hide. Garlic spray can be made by soaking crushed garlic cloves in water overnight and then straining the liquid before spraying.

Chemical Control

If natural remedies do not provide satisfactory results, you may need to resort to chemical control methods. However, it is essential to choose a pesticide that is specifically labeled for use on indoor plants and follow the instructions carefully.

  1. Insecticidal soap: Insecticidal soaps are effective against a wide range of pests, including slaters. They work by suffocating the pests on contact. Dilute the insecticidal soap according to the package instructions and spray it directly on the slaters.

  2. Pyrethrin-based insecticides: Pyrethrin-based insecticides are derived from chrysanthemum flowers and are generally considered safe for indoor plants. They can be effective against slaters when applied according to the instructions.

Conclusion

Slaters can be a nuisance for your Swedish Ivy plant, but with proper identification and timely action, you can effectively get rid of them. Remember to start with preventive measures, such as maintaining proper watering and cleanliness around your plant. Natural remedies like handpicking, trapping, diatomaceous earth, and natural repellents can help control smaller infestations. If necessary, you can opt for chemical control methods like insecticidal soap or pyrethrin-based insecticides. By following these steps, you can ensure that your Swedish Ivy remains healthy and free from slaters.