Updated: June 27, 2023

Introduction

Witch hazel plants are known for their beautiful flowers and medicinal properties. However, like any other plant, they can become susceptible to pests and diseases. One common pest that can infest witch hazel plants is slaters, also known as woodlice or pillbugs. These small crustaceans feed on decomposing organic matter, but they can also damage seedlings and young plants. In this article, we will explore effective methods to get rid of slaters on witch hazel plants.

Identifying Slaters

Slaters are small, oval-shaped creatures that measure about ½ inch in length. They have a segmented body with seven pairs of legs and a hard exoskeleton. Slaters are usually dark gray or brown in color. They are often mistaken for insects, but they are actually crustaceans and belong to the same family as shrimp and lobsters.

Signs of Slaters Infestation

If you notice slaters on your witch hazel plant, it’s important to take action promptly to prevent further damage. Here are some signs that indicate a slater infestation:

  1. Presence of slaters: If you see slaters crawling around your plant, it’s a clear sign of an infestation.

  2. Damage to leaves and stems: Slaters feed on decaying organic matter, but they can also nibble on tender leaves and stems, causing damage to the plant.

  3. Hollowed-out fruit or seedlings: Slaters may burrow into fruit or seedlings, leaving behind hollowed-out areas.

Natural Methods to Control Slaters

When dealing with slaters on witch hazel plants, it’s important to opt for natural methods that won’t harm the plant or the environment. Here are some effective ways to control slaters naturally:

1. Remove hiding spots

Slaters thrive in damp and dark environments, so removing their hiding spots can help reduce their population. Clear away debris, such as leaves and mulch, from around the base of the plant. This will eliminate potential hiding places for slaters.

2. Improve drainage

Slaters are attracted to moist conditions, so improving drainage around the witch hazel plant can make the environment less favorable for them. Ensure that the plant is not overwatered and that excess water can drain away easily.

3. Use diatomaceous earth

Diatomaceous earth is a natural powder made from fossilized algae. It is harmless to humans and pets but can be deadly to slaters. Sprinkle a thin layer of diatomaceous earth around the base of the witch hazel plant. When slaters crawl over it, the powder will absorb their moisture, causing them to dehydrate and die.

4. Set up traps

Traps can be an effective way to catch and remove slaters from your witch hazel plant. One simple trap you can create is a damp newspaper or cardboard placed near the infested plant. Slaters are attracted to the moisture and will seek shelter under the newspaper or cardboard. Check the trap regularly and remove any slaters that have been caught.

5. Introduce natural predators

Certain animals feed on slaters, making them natural predators for these pests. For example, birds, hedgehogs, frogs, and toads are known to eat slaters. Encourage these natural predators to visit your garden by providing food sources, such as bird feeders or shallow pools of water.

Organic Insecticides

If natural methods fail to control the slater infestation on your witch hazel plant, you may consider using organic insecticides as a last resort. These insecticides are derived from natural sources and are less harmful to the environment compared to synthetic alternatives. However, it’s important to read and follow the instructions on the product label carefully to ensure safe usage.

Conclusion

Slaters can be a nuisance on witch hazel plants, but with proper care and attention, you can effectively control their population. Remember to remove their hiding spots, improve drainage, use natural methods like diatomaceous earth and traps, and introduce natural predators. If necessary, organic insecticides can be used as a last resort. By taking these steps, you can ensure that your witch hazel plant remains healthy and pest-free.