Updated: July 12, 2023

Introduction

Kalanchoe plants are popular choices for indoor or outdoor gardens due to their beautiful flowers and low maintenance requirements. However, it can be quite concerning when you notice little bugs crawling on your beloved Kalanchoe plant. These tiny insects can potentially harm the plant if left untreated. In this article, we will explore the common bugs that infest Kalanchoe plants and discuss how to identify and eradicate them effectively.

Identifying Common Bugs on Kalanchoe Plants

Aphids

Aphids are one of the most common pests found on Kalanchoe plants. These small, pear-shaped insects can be green, yellow, black, or brown in color. They usually feed on the sap of new growth, causing leaves to curl or become distorted. If a severe infestation occurs, aphids can weaken the plant and transmit viral diseases.

Mealybugs

Mealybugs are another frequent pest that affects Kalanchoe plants. These soft-bodied insects are typically covered with a white or gray powdery substance, resembling cotton. Mealybugs tend to congregate in clusters along stems and leaf nodes. Like aphids, they feed on plant sap and excrete honeydew, which attracts ants and promotes the growth of sooty mold.

Scale Insects

Scale insects are tiny pests that attach themselves to the stems and leaves of Kalanchoe plants. They have a protective outer shell that resembles scales or bumps, hence their name. Scale insects can be brown, black, or tan in color, making them blend in with the plant’s surface. They feed by sucking sap from the plant and excrete honeydew, similar to mealybugs.

Spider Mites

Spider mites are not true insects but rather arachnids related to spiders and ticks. These minuscule pests are difficult to see with the naked eye and often appear as tiny specks moving on the plant. Spider mites feed on the undersides of leaves, causing yellow or brown stippling. Severe infestations can lead to defoliation and weakened Kalanchoe plants.

Fungus Gnats

Fungus gnats are small black flies that inhabit the soil of potted Kalanchoe plants. While adult fungus gnats are mostly harmless, their larvae can cause damage to the plant’s root system. These larvae feed on organic matter in the soil, including roots, leading to stunted growth and susceptibility to other diseases.

Preventing and Treating Bug Infestations

Avoid Overwatering

One of the best ways to prevent bug infestations on Kalanchoe plants is by avoiding overwatering. Many pests, such as fungus gnats and root aphids, thrive in moist conditions. By allowing the soil to dry out between waterings, you create an environment that is less favorable for these insects to reproduce and survive.

Inspect New Plants

Before bringing a new Kalanchoe plant into your garden or home, thoroughly inspect it for any signs of pests. Check the undersides of leaves, stems, and leaf nodes for any visible bugs or eggs. By catching the infestation early on, you can prevent it from spreading to other plants.

Use Beneficial Insects

Introducing beneficial insects like ladybugs and lacewings can help control aphid and mealybug populations. These predatory insects feed on the pests, reducing their numbers naturally. You can purchase beneficial insects online or at garden centers. Be sure to release them near your infested plants and provide a suitable habitat for them to thrive.

Natural Remedies

There are several natural remedies that can be effective in treating bug infestations on Kalanchoe plants. Neem oil, derived from the neem tree, is a popular choice as it acts as an insecticide and disrupts the life cycle of pests. Dilute neem oil with water according to the manufacturer’s instructions and spray it on the affected areas of the plant. Repeat this process every few days until the infestation is under control.

Chemical Insecticides

If natural remedies fail to control the bug infestation, you may need to resort to chemical insecticides. However, it is crucial to choose insecticides that are safe for use on ornamental plants and suitable for the specific pests you are targeting. Always read and follow the instructions provided by the manufacturer to ensure proper application and minimize any potential harm to the Kalanchoe plant.

Conclusion

Little bugs on your Kalanchoe plant can be a cause for concern, but with proper identification and treatment, you can effectively eliminate these pests. Regularly inspecting your plants, practicing good watering habits, and using natural or chemical remedies when necessary will help keep your Kalanchoe plant healthy and pest-free. With your dedication and care, your Kalanchoe plant will continue to thrive and showcase its beautiful flowers for years to come.