Updated: April 16, 2024

Bilberries are delicious and nutritious fruits that grow on shrubs in the wild. However, these plants are sometimes plagued by pests like slaters, also known as woodlice or pillbugs. Slaters are small, grey crustaceans that can cause damage to bilberry plants if left unchecked. In this article, we will explore effective methods to get rid of slaters on bilberry plants and protect your harvest.

Understanding Slaters

Before delving into ways to eliminate slaters from your bilberry plants, it is important to understand their behavior and habits. Slaters are nocturnal creatures that thrive in dark and damp environments. They feed on decaying plant matter and are attracted to moist soil. Slaters are not insects but belong to the Isopoda order, closely related to crustaceans like shrimp and crabs.

Slaters can be particularly problematic for bilberry plants as they feed on the leaves and stems, causing damage that can hinder growth and fruit production. Additionally, their presence can attract other pests and create an unhealthy environment for the plant.

Natural Remedies to Get Rid of Slaters

  1. Maintain Proper Drainage: Slaters are drawn to moisture, so ensuring proper drainage around your bilberry plants can discourage them from congregating in the area. Avoid overwatering and consider planting bilberries in raised beds or containers with good drainage.

  2. Remove Debris: Slaters thrive in decaying organic matter, so keeping the area around your bilberry plants clean and free of debris can help reduce their population. Regularly remove fallen leaves, mulch, and other plant litter where slaters may hide.

  3. Natural Predators: Introducing natural predators like ground beetles, centipedes, or birds that feed on slaters can help control their population in your garden. Encouraging a diverse ecosystem with beneficial insects can create a balanced environment that keeps pest populations in check.

  4. Diatomaceous Earth: Sprinkling food-grade diatomaceous earth around the base of your bilberry plants creates a barrier that can deter slaters. The sharp particles in diatomaceous earth can pierce the exoskeleton of slaters, ultimately leading to dehydration and death.

Organic Solutions for Slater Control

  1. Neem Oil: Neem oil is a natural insecticide derived from the seeds of the neem tree. It is effective against a wide range of pests, including slaters. Dilute neem oil according to the manufacturer’s instructions and spray it on the affected bilberry plants to repel slaters.

  2. Garlic Spray: Garlic has insect-repelling properties and can deter slaters from feeding on your bilberry plants. To make a garlic spray, blend fresh garlic cloves with water and strain the mixture. Spray this solution on the leaves and stems of the plants to create a protective barrier.

  3. Beer Traps: Slaters are attracted to beer, making beer traps an effective method for luring them away from your bilberry plants. Bury a shallow container filled with beer near the infested area. Slaters will be attracted to the scent of the beer and drown in the liquid.

Chemical Control Options

While organic methods are preferable for controlling pests like slaters on bilberry plants, there are chemical options available if infestations persist or if you prefer a more immediate solution:

  1. Insecticidal Soap: Insecticidal soap is a low-toxicity pesticide that targets soft-bodied insects like slaters without harming beneficial insects or pollinators. Follow the instructions on the product label when applying insecticidal soap to your bilberry plants.

  2. Pyrethrin-Based Insecticides: Pyrethrin is a natural insecticide derived from chrysanthemum flowers that effectively kills a variety of pests, including slaters. Use pyrethrin-based insecticides sparingly and always follow safety precautions to protect yourself and the environment.

Preventative Measures

To prevent future infestations of slaters on your bilberry plants, consider implementing the following preventative measures:

  1. Regularly inspect your plants for signs of pest activity.

  2. Keep your garden clean and free of debris that could harbor pests.

  3. Rotate crops to disrupt pest life cycles.

  4. Encourage biodiversity in your garden by planting diverse species that attract beneficial insects.

By incorporating these strategies into your gardening routine, you can effectively manage slater populations on your bilberry plants while promoting a healthy growing environment for your crop.

In conclusion, dealing with pests like slaters on bilberry plants requires patience, diligence, and an understanding of natural pest control methods. By utilizing natural remedies, organic solutions, and preventative measures, you can protect your bilberry plants from slater damage without resorting to harsh chemicals that may harm beneficial organisms or contaminate your harvest. Stay vigilant, take proactive steps to manage pest pressures, and enjoy a bountiful bilberry harvest free from unwanted visitors like slaters.