Updated: July 2, 2023

Ants are known to be helpful insects in many ways, such as controlling other pests and aerating the soil. However, they can also be a nuisance when they infest our gardens and damage our beloved plants. One such plant that often falls victim to ant infestation is the periwinkle plant. These small crawling creatures can cause significant harm to periwinkles if left untreated. In this article, we will explore effective methods to get rid of ants on a periwinkle plant and protect it from any further damage.

Understanding Ants’ Attraction to Periwinkle Plants

Before we delve into the methods of getting rid of ants on periwinkle plants, it is crucial to understand why ants are attracted to them in the first place. Periwinkles produce a sweet, sticky substance called honeydew, which is secreted by aphids and other sap-sucking insects that feed on the plant’s sap. Ants are naturally drawn to this honeydew as it serves as a food source for them.

Ants not only consume the honeydew but also provide protection to the aphids from predators, ensuring a continuous supply of this sugary liquid. This mutualistic relationship between ants and aphids can lead to a significant ant population on your periwinkle plants if not addressed promptly.

Natural Remedies for Ant Control

When dealing with ant infestation on periwinkle plants, it is always best to opt for natural remedies that are safe for both the plant and the environment. Here are some effective natural methods to get rid of ants on periwinkle plants:

1. Remove Food Sources

The first step in controlling ant populations on periwinkle plants is to eliminate their access to the honeydew produced by aphids. Gently spray water on the affected areas of the plant to wash away the sticky residue. This will remove the ants’ food source and discourage them from returning.

2. Introduce Beneficial Insects

Bringing in natural predators of aphids, such as ladybugs or lacewings, can help control both the aphid population and subsequently reduce ant activity on your periwinkle plants. These insects feed on aphids and can help restore the balance in your garden ecosystem.

3. Create Barriers

Create physical barriers to prevent ants from climbing up your periwinkle plants. Applying a sticky substance, such as petroleum jelly or tree tanglefoot, to the base of the plant or around the pot can deter ants from accessing the plant. Ants detest sticky surfaces and will avoid crossing them.

4. Use Natural Ant Repellents

There are several natural substances that can act as ant repellents and deter them from infesting your periwinkle plants. Some commonly used natural ant repellents include:

  • Citrus Peels: Scatter citrus peels, such as orange or lemon peels, around the base of the periwinkle plant. The strong scent of citrus acts as a natural deterrent for ants.

  • Cinnamon: Sprinkle cinnamon powder around the affected areas of the plant to repel ants. The strong aroma of cinnamon disrupts their pheromone trails and confuses them.

  • Peppermint Oil: Mix a few drops of peppermint oil with water and spray it on the periwinkle plant. The strong odor of peppermint is highly disliked by ants and will discourage them from approaching.

5. Diatomaceous Earth

Diatomaceous earth is a natural substance made from fossilized remains of diatoms. It is highly effective in controlling ant populations without harming your periwinkle plants or other beneficial insects. Sprinkle a thin layer of diatomaceous earth around the base of the plant and on the soil surface. The sharp edges of the diatomaceous earth particles will pierce the ants’ exoskeleton, causing them to dehydrate and die.

Chemical Control Options

If natural remedies fail to provide satisfactory results, you may consider using chemical control options as a last resort. However, it is essential to exercise caution when using chemical pesticides, as they can harm beneficial insects and may have adverse effects on the environment. Always follow the instructions provided by the manufacturer and use pesticides specifically labeled for ant control.

Before applying any chemical pesticide, try spot-treating a small area of your periwinkle plant to test its compatibility and check for any adverse reactions. If there are no negative effects, proceed with caution and apply according to the instructions.

Preventing Future Ant Infestations

Once you have successfully eliminated ants from your periwinkle plants, it is crucial to take preventive measures to avoid future infestations. Here are some tips to keep ants away from your periwinkle plants:

  • Regularly inspect your plants for signs of aphid infestation. Early detection and prompt action can prevent ants from establishing a strong presence.

  • Encourage natural predators, such as ladybugs and lacewings, by planting flowers that attract them, such as daisies or yarrow.

  • Maintain a clean and tidy garden by removing fallen leaves or debris that may serve as hiding spots for ants.

  • Prune any overgrown branches or stems that can create shelter for ants and aphids.

  • Avoid over-fertilizing your periwinkle plants, as excessive nitrogen can attract aphids and subsequently invite ants.

By implementing these preventive measures, you can significantly reduce the risk of future ant infestations on your periwinkle plants.

In conclusion, getting rid of ants on periwinkle plants requires a multi-faceted approach that includes identifying and eliminating their food sources, introducing beneficial insects, creating barriers, and using natural remedies or chemical pesticides if necessary. By employing these effective methods and taking preventive measures, you can protect your periwinkle plants from the damaging effects of ant infestation and ensure their healthy growth and beauty.