Ajuga, also known as Bugleweed, is a fast-growing, groundcover plant that can be both a beauty and a challenge in the garden. While its vibrant foliage and flowers are often desired, Ajuga can become invasive in some settings, overtaking other plants. Choosing the best herbicide for Ajuga is essential to manage its growth without harming your garden.

This guide highlights the top herbicides that are effective in controlling Ajuga while keeping your garden healthy and beautiful.

Best Herbicides for Ajuga

1. Roundup Pro Concentrate

Roundup Pro is a non-selective, systemic herbicide that can eliminate Ajuga and other aggressive plants. It is absorbed through the foliage and works its way to the roots, making it highly effective for removing Ajuga.

Be cautious when using it in flower beds, as it may harm desirable plants. For the best results, apply when Ajuga is actively growing.

2. Garlon 4 Herbicide

Garlon 4 is a selective herbicide designed to target a variety of tough plants, including Ajuga. It acts systemically, disrupting the plant’s ability to grow and spread.

This herbicide is ideal for woody plants and perennial groundcovers, making it an excellent option for managing Ajuga in landscaping areas.

Apply during the active growing season for the best effectiveness.

3. Crossbow Herbicide

Crossbow is a powerful herbicide that is effective against a broad range of invasive plants, including Ajuga. Its systemic action ensures that it kills the plant at its roots.

Perfect for use in natural areas and non-crop sites, it should be applied during the growing season for optimal results.

4. Tordon RTU Herbicide

Tordon RTU is a ready-to-use herbicide ideal for controlling perennial weeds like Ajuga. It is systemic, meaning it travels through the plant to ensure complete control.

This herbicide is effective for controlling aggressive groundcovers in non-crop areas, and it is safe for use around trees and shrubs if applied carefully.

Apply directly to the foliage for best results.

5. Milestone Herbicide

Milestone is a selective herbicide designed to control a wide variety of invasive species, including Ajuga. Its systemic action disrupts plant growth and helps prevent regrowth.

Ideal for landscapes and natural areas, Milestone can be used to eliminate Ajuga without harming desirable plants when applied properly.

Apply in early spring for the most effective control.

6. Karma Herbicide

Karma Herbicide is a non-selective herbicide effective in controlling Ajuga and other unwanted groundcovers. Its fast action makes it a go-to for quick elimination of Ajuga.

For best results, apply during dry weather when the plant is actively growing. Avoid spraying desirable plants to prevent accidental damage.

7. Vantage Herbicide

Vantage Herbicide is a non-selective systemic herbicide that targets Ajuga and other invasive species. It effectively kills the plant by interfering with its metabolic processes.

Vantage is ideal for spot treatments and can be applied directly to Ajuga to ensure precise control.

Use carefully around other plants to avoid damage.

8. Finale Herbicide

Finale Herbicide is a non-selective herbicide that works quickly on Ajuga. It is ideal for small areas and spot treatment, eliminating unwanted plants without harming the soil.

Apply when the Ajuga is actively growing for the most effective results.

9. Avenger Weed Killer

Avenger is an organic herbicide that uses natural citrus oils to control invasive plants like Ajuga. It is a great option for gardeners who prefer eco-friendly products.

Ideal for organic gardening, Avenger works quickly and efficiently to eliminate Ajuga without harming the environment.

Apply on dry, sunny days for the best results.

10. Spectracide Weed Stop

Spectracide Weed Stop is a non-selective herbicide that is effective in controlling Ajuga and other broadleaf weeds. It works by absorbing into the plant through the leaves and killing it at the roots.

For best results, apply to actively growing Ajuga, and avoid spraying on desirable plants.

Tips Buyer’s Guide for the Best Herbicide for Ajuga

• Choose a Systemic Herbicide — A systemic herbicide that moves through the plant is ideal for controlling Ajuga from root to leaf.
• Target the Roots — Ensure the herbicide reaches the plant’s root system for complete control.
• Use Carefully Around Desirable Plants — Many herbicides are non-selective and will affect nearby plants.
• Apply When Active — Herbicides work best when applied to Ajuga during the active growing season.
• Follow Instructions — Always follow the label instructions to ensure proper application and safety.
• Use Spot Treatments — For smaller infestations, spot treatments are often more effective.
• Time of Application — For maximum effectiveness, apply herbicide in the early spring or late fall when Ajuga is actively growing.

By following these tips, you can successfully manage Ajuga and prevent it from overtaking your garden.

Conclusion

Controlling Ajuga in your garden requires the right herbicide and careful application. Whether you choose a selective or non-selective herbicide, be sure to apply it when the plant is actively growing for the most effective control.

With the right herbicide and application technique, you can maintain a beautiful, balanced garden free of invasive Ajuga.