Updated: July 15, 2023

Slaters, also known as woodlice or pillbugs, are common pests that can infest plants in your garden, including the Pieris plant. These small crustaceans are not harmful to humans or pets but can cause damage to your plants by feeding on leaves, stems, and roots. If you notice slaters infesting your Pieris plant, it is important to take action to control the population and prevent further damage. In this article, we will discuss effective methods to get rid of slaters on your Pieris plant.

Identifying Slaters

Before we discuss how to eradicate slaters from your Pieris plant, it is crucial to correctly identify them. Slaters are small, oval-shaped crustaceans with a gray or brownish color. They have a segmented body and multiple pairs of legs. Slaters are often found in damp and dark areas such as under pots, stones, or decaying organic matter.

Prevention is Key

Preventing slater infestations is always better than dealing with an existing problem. Here are some preventive measures you can take to reduce the risk of slaters infesting your Pieris plant:

  1. Maintain Good Garden Hygiene: Regularly clean up fallen leaves, debris, and decaying organic matter from the garden. Slaters thrive in moist environments, so keeping your garden clean and dry can discourage their presence.

  2. Maintain Proper Drainage: Ensure that the soil around your Pieris plant has proper drainage. Excess moisture can attract slaters and create an ideal breeding ground for them.

  3. Remove Hiding Places: Eliminate potential hiding places for slaters by removing rocks, stones, and other objects from your garden that can provide shelter for these pests.

  4. Mulch Carefully: If you use mulch in your garden, avoid piling it too high around your Pieris plant. Excessive mulch can create a damp environment that attracts slaters.

Natural Remedies to Get Rid of Slaters

If you already have a slater infestation on your Pieris plant, there are several natural remedies you can try to control their population:

1. Diatomaceous Earth

Diatomaceous earth is a natural substance made from fossilized remains of diatoms. It is an effective remedy for controlling slaters as it damages their exoskeleton, leading to dehydration and death. Sprinkle a thin layer of diatomaceous earth around the base of your Pieris plant and other areas where slaters are present.

2. Coffee Grounds

Coffee grounds are not only great for enriching soil but can also repel slaters. Spread used coffee grounds around the base of your Pieris plant or in areas where slaters are commonly found. The strong scent of coffee will deter them from approaching your plants.

3. Citrus Peels

The strong aroma of citrus peels can help repel slaters. Place citrus peels around the base of your Pieris plant or in areas where slaters tend to congregate. Replace the peels every few days to maintain their effectiveness.

4. Beer Traps

Beer traps are an effective method for trapping and killing slaters. Bury a shallow container, such as a yogurt cup, in the soil near your Pieris plant and fill it with beer. The slaters will be attracted to the scent and crawl into the container, where they will drown.

Chemical Control Options

If natural remedies do not provide satisfactory results, you may consider using chemical control options to eliminate slaters from your Pieris plant. However, it is important to exercise caution when using chemical pesticides as they can be harmful to beneficial insects and the environment. Always follow the instructions provided by the manufacturer and consider using less toxic alternatives.

Before resorting to chemical solutions, try the following:

  1. Insecticidal Soap: Insecticidal soaps are low-toxicity pesticides that can be effective against slaters. Apply the soap according to the instructions on the label, targeting the areas where slaters are present.

  2. Iron Phosphate Baits: Iron phosphate baits are a safer alternative to chemical pesticides. These baits contain iron phosphate, which is ingested by slaters and causes them to stop feeding, ultimately leading to their death.

Conclusion

Getting rid of slaters on your Pieris plant requires a combination of preventive measures and targeted remedies. By maintaining good garden hygiene, removing hiding places, and using natural remedies such as diatomaceous earth, coffee grounds, citrus peels, and beer traps, you can effectively control slater populations. If natural remedies do not yield satisfactory results, consider using low-toxicity options like insecticidal soap or iron phosphate baits. Remember to always follow the instructions provided by manufacturers when using chemical control methods. With persistence and proper care, you can protect your Pieris plant from slater infestations and ensure its healthy growth.