Updated: July 19, 2023

Scales are a common pest problem that can affect the health and beauty of your Moneywort plant. These tiny insects attach themselves to the leaves and stems of the plant, sucking out its sap and causing damage. If not treated promptly, scales can quickly multiply and spread to other plants in your garden. Fortunately, there are several effective methods to get rid of scales and restore your Moneywort plant to its former glory.

Identifying Scales on Moneywort Plant

Before proceeding with any treatment, it is important to correctly identify scales on your Moneywort plant. Scales are small, oval-shaped insects that have a hard shell covering their bodies. They come in various colors, including brown, black, or yellowish-green. When scales feed on the plant, they leave behind a sticky substance called honeydew. This honeydew attracts ants and can also lead to the growth of sooty mold.

Manual Removal

If your Moneywort plant has only a few scales, manual removal can be an effective method. Start by wearing gloves and using a soft cloth or a cotton swab dipped in rubbing alcohol, gently wipe away the scales from the affected areas. Be sure to check both sides of the leaves and the stems. Pay extra attention to the leaf axils and the undersides of the leaves where scales tend to hide. Repeat this process every few days until no more scales are visible.

Horticultural Oil Spray

Horticultural oil sprays are another effective way to control scales on Moneywort plants. These oils work by suffocating and smothering the insects. To use horticultural oil spray, dilute it according to the manufacturer’s instructions and transfer it into a spray bottle. Make sure to cover both sides of the leaves and stems thoroughly. It is best to apply horticultural oil spray in the early morning or late evening when the temperatures are cooler. Avoid spraying during hot, sunny periods as this could cause leaf burn.

Neem Oil

Neem oil is a natural insecticide that can effectively control scales on Moneywort plants. It works by disrupting the hormonal balance of the insects, preventing them from feeding and reproducing. To use neem oil, dilute it according to the instructions on the bottle and transfer it into a spray bottle. Spray the affected areas of the plant, making sure to cover both sides of the leaves and stems. Repeat the application every 7-10 days until the scales are eliminated.

Biological Control

Introducing natural enemies of scales can be an effective long-term solution for controlling these pests on Moneywort plants. Ladybugs, lacewings, and parasitic wasps are beneficial insects that feed on scales and keep their population in check. You can attract these beneficial insects to your garden by planting nectar-rich flowers such as marigolds or alyssum. Additionally, you can purchase ladybugs or lacewing larvae from garden centers and release them onto your Moneywort plant to help control the scale population.

Pruning Infested Plant Parts

If scales have heavily infested your Moneywort plant and manual removal or other treatments are not effective, pruning may be necessary. Use clean pruning shears or scissors to remove heavily infested leaves, stems, or branches. Make sure to dispose of the pruned plant parts properly to prevent further spread of scales. After pruning, continue with regular monitoring and treatment to prevent reinfestation.

Maintaining Plant Health

Preventing scale infestations in the first place is always better than having to treat them. Keeping your Moneywort plant healthy will help it resist and recover from pest attacks more effectively. Here are some tips for maintaining plant health:

  • Provide proper sunlight: Moneywort plants thrive in bright, indirect light. Ensure they receive adequate sunlight to promote healthy growth.

  • Water correctly: Overwatering can weaken the plant and make it more susceptible to pests. Allow the top inch of soil to dry out before watering again.

  • Fertilize regularly: Use a balanced, water-soluble fertilizer to provide essential nutrients for your Moneywort plant. Avoid over-fertilizing, as this can also attract pests.

  • Keep a clean environment: Remove fallen leaves and debris from around the plant to eliminate hiding places for pests.

  • Regularly inspect your plants: Check your Moneywort plant regularly for any signs of scales or other pests. Early detection allows for prompt treatment and prevents further damage.

By following these methods and maintaining proper care, you can effectively get rid of scales on your Moneywort plant and keep it healthy and beautiful. Remember, prevention is key, so always be vigilant in monitoring your plants for any signs of infestation. With a little effort and attention, you can enjoy a thriving Moneywort plant free from scales.