Updated: July 22, 2023

Spider plants, also known as Chlorophytum comosum, are popular houseplants known for their long, arching leaves and ability to purify the air. However, like any other plant, spider plants can fall victim to pests. One common pest that can infest spider plants is slaters, also known as woodlice or pillbugs. These small gray or brown creatures are not insects but rather crustaceans that feed on decaying organic matter. While they may not cause significant damage to the spider plant, their presence can be unsightly and bothersome. In this article, we will explore several methods to effectively get rid of slaters on spider plants.

Identify the Problem

Before implementing any pest control measures, it is crucial to correctly identify the pest in question. Slaters are small, oval-shaped creatures with segmented bodies and numerous legs. They are typically gray or brown in color and measure up to 1 centimeter in length. While they primarily feed on decaying organic matter, they may also feast on young roots and tender leaves of spider plants.

Prevention is Key

The best way to deal with slaters on spider plants is to prevent their infestation in the first place. Here are some preventive measures you can take:

  1. Remove decaying matter: Slaters are attracted to decaying organic matter, so make sure to remove any fallen leaves or dead plant material from the vicinity of your spider plant. Regularly clean up fallen debris and maintain a clean gardening environment.
  2. Provide proper drainage: Slaters thrive in moist environments, so ensure that your spider plant has adequate drainage. Avoid overwatering and allow the soil to dry out between waterings.
  3. Improve air circulation: Slaters prefer damp and stagnant conditions. Improve air circulation around your spider plant by placing it in a well-ventilated area or using a fan to promote air movement.

Organic Pest Control Methods

If you already have slaters infesting your spider plant, here are some organic pest control methods you can try:

  1. Handpicking: This method is best suited for small infestations. Simply pick up the slaters by hand and dispose of them in a sealed bag or container. Be sure to wear gloves to protect your hands.
  2. Trapping: Create homemade traps by placing dampened newspaper or cardboard near the spider plant. Slaters are attracted to the moisture and darkness and will gather under the traps. Once they have congregated, carefully lift the traps and dispose of the slaters.
  3. Natural predators: Introduce natural predators into your garden to control the slater population. Ground beetles, centipedes, and certain species of birds, such as robins and blackbirds, feed on slaters. Attract these beneficial predators by providing suitable habitats, such as rocks, logs, or birdhouses.
  4. Diatomaceous earth: Sprinkle food-grade diatomaceous earth around the base of your spider plant. This natural powder is made from fossilized remains of diatoms and has sharp edges that can penetrate the exoskeleton of slaters, causing them to dehydrate and die.

Chemical Pest Control Methods

If organic methods fail to eradicate the slaters completely, you may consider using chemical pest control methods as a last resort. However, it is important to follow the instructions on the product label carefully and ensure the safety of yourself, your plants, and any pets or children present. Here are some chemical options:

  1. Insecticidal soap: Apply an insecticidal soap specifically formulated for houseplants according to the instructions on the label. This soap will suffocate the slaters upon contact.
  2. Pyrethrin-based insecticides: Pyrethrin-based insecticides are derived from chrysanthemum flowers and are effective against slaters. Follow the instructions on the label and apply the insecticide as directed, taking care to avoid contact with beneficial insects.
  3. Boric acid: Boric acid can be used as a bait to kill slaters. Mix boric acid with a food source, such as flour or sugar, and place it near the spider plant. The slaters will consume the bait and eventually die.

Regular Monitoring and Maintenance

After successfully eliminating the slaters from your spider plant, it is important to maintain regular monitoring and maintenance to prevent future infestations. Here are some tips:

  1. Inspect your spider plant: Regularly inspect your spider plant for any signs of slater infestation, such as chewed leaves or fecal pellets. Catching the problem early will make it easier to control.
  2. Practice good plant hygiene: Continue to remove any fallen debris or decaying matter from around your spider plant. This will help prevent slaters from returning.
  3. Water properly: Avoid overwatering your spider plant, as excess moisture can create a favorable environment for slaters.

In conclusion, while slater infestations on spider plants may not cause significant harm, they can be unsightly and unwanted. By implementing preventive measures, using organic pest control methods, and resorting to chemical options when necessary, you can effectively get rid of these pests and keep your spider plants healthy and thriving. Remember to always follow the instructions on any pest control products and prioritize the safety of yourself and your plants.