Updated: June 16, 2023

Hummingbird mint, also known as agastache, is a beautiful and fragrant plant that attracts hummingbirds and butterflies to your garden. However, one common problem that many gardeners face when growing hummingbird mint is the presence of slaters. Slaters are small crustaceans that feed on decaying plant material and can damage the leaves and flowers of your hummingbird mint plant.

If you’re struggling with slaters on your hummingbird mint plant, don’t worry! In this article, we will discuss effective methods to get rid of slaters and protect your plant.

Understanding Slaters

Before we dive into the methods of eliminating slaters, it’s important to understand their behavior and habits. Slaters are commonly found in damp and dark environments, such as under rocks, logs, or mulch. They are attracted to decaying organic matter and can often be seen crawling around plant debris.

Slaters are not harmful to humans or pets, but they can cause significant damage to plants if left unchecked. They feed on the leaves and flowers of the hummingbird mint plant, leaving behind chewed edges, holes, and discoloration. This can affect the overall health and appearance of your plant.

Natural Methods to Control Slaters

When it comes to dealing with slaters on your hummingbird mint plant, it’s always best to start with natural methods before resorting to chemical pesticides. Here are some effective ways to control slaters using natural remedies:

1. Remove Attractants

Slaters are drawn to decaying organic matter in your garden. By removing any dead leaves, mulch, or other plant debris around your hummingbird mint plant, you can make the environment less appealing for them. Regularly clean up fallen leaves and trim any dead or dying parts of the plant to reduce their food source.

2. Provide Good Drainage

Slaters thrive in damp conditions, so ensuring good drainage around your hummingbird mint plant can deter them. Make sure the soil is well-drained and avoid overwatering. Consider adding organic matter, such as compost or perlite, to improve soil structure and drainage.

3. Use Barriers

Creating physical barriers can be an effective way to prevent slaters from reaching your hummingbird mint plant. Place copper tape or copper wire around the base of the plant or create a barrier using diatomaceous earth. Slaters are repelled by copper, and diatomaceous earth acts as a natural abrasive that can deter them from crawling over it.

4. Introduce Natural Predators

Many natural predators feed on slaters, such as ground beetles, spiders, and predatory insects like centipedes and earwigs. Encouraging these beneficial creatures in your garden can help control the slater population naturally. Provide suitable habitats by creating rock piles or offering sheltered areas for these predators to live.

5. Set Traps

Traps can be an effective way to capture and remove slaters from your hummingbird mint plant. You can create simple traps by placing rolled-up newspaper or cardboard near the affected plant. Slaters will seek out dark and damp areas to hide during the day, and they will crawl into the trap. Check the traps regularly and remove captured slaters from your garden.

Chemical Methods for Severe Infestations

If natural methods fail to control a severe infestation of slaters on your hummingbird mint plant, you may need to resort to chemical treatments. However, it’s important to use these methods as a last resort and follow all safety instructions provided by the manufacturer.

1. Insecticidal Soap

Insecticidal soap is a safe and effective option for controlling slaters. It works by suffocating the pests on contact. Mix the insecticidal soap according to the instructions on the label and spray it directly on the affected areas of your hummingbird mint plant. Be sure to cover both the upper and lower surfaces of the leaves.

2. Botanical Pesticides

Botanical pesticides, such as pyrethrin-based sprays, can be used to control slaters. These pesticides are derived from natural sources, such as chrysanthemum flowers, and are considered safer alternatives to synthetic pesticides. Follow the instructions on the label carefully and apply the pesticide sparingly to avoid harming beneficial insects.

3. Consult a Professional

If you have tried all the above methods and still can’t get rid of slaters on your hummingbird mint plant, it may be wise to consult a professional pest control specialist. They have access to more potent chemical treatments and can provide expert advice on how to eliminate the pests effectively.

Conclusion

Slaters can be a nuisance when they infest your hummingbird mint plant, but with proper care and attention, you can effectively control their population. Start with natural methods such as removing attractants, providing good drainage, using barriers, introducing natural predators, and setting traps. If these methods fail, consider using chemical treatments as a last resort.

Remember, prevention is always better than cure. Regularly inspect your garden for signs of slaters and take proactive measures to keep them at bay. By following these tips, you can ensure a healthy and thriving hummingbird mint plant that continues to attract beautiful hummingbirds and butterflies to your garden.

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