Updated: July 10, 2023

Hops plants are a vital ingredient in the brewing industry, and it’s essential to keep them healthy and pest-free. One common pest that can wreak havoc on hops plants is worms. These tiny creatures can cause significant damage to the leaves and stems, affecting the plant’s overall health and productivity. In this article, we will explore effective methods to get rid of worms in hops plants.

Identifying Worms in Hops Plants

Before diving into the methods of eliminating worms, it’s crucial to identify them correctly. There are several types of worms that can infest hops plants, such as cutworms, armyworms, loopers, and cabbage loopers. These worms are often green or brown in color and have a soft body. They can be found feeding on the leaves, stems, and even the cones of the hops plant.

Natural Methods to Control Worms

  1. Handpicking: If you have a small hops garden or notice only a few worms, handpicking can be an effective method. Inspect your plants regularly and remove any visible worms manually. Remember to wear gloves while doing so to protect yourself from any potential skin irritation.

  2. Beneficial Insects: Introducing beneficial insects that feed on worms can help control their population naturally. Ladybugs, lacewings, and parasitic wasps are excellent choices for controlling worm infestations in hops plants. You can attract these insects by planting companion plants like dill, fennel, and yarrow nearby.

  3. Neem Oil Spray: Neem oil is a natural pesticide derived from the neem tree. It has insecticidal properties that can help control worms in hops plants. Dilute neem oil according to the manufacturer’s instructions and spray it on the affected parts of the plant. Repeat this process every two weeks until the infestation is under control.

  4. Bacillus thuringiensis (Bt): Bt is a naturally occurring bacteria that specifically targets caterpillars and worms. It disrupts their digestive system, leading to their eventual death. Bt is available in the form of a powder or liquid. Dilute it as per the instructions and spray it on the hops plants, focusing on the areas where worms are most prevalent.

Chemical Methods to Control Worms

While natural methods are preferable for controlling pests, there may be instances where chemical intervention becomes necessary. If the infestation is severe or natural methods have failed to provide satisfactory results, consider the following chemical solutions:

  1. Insecticides: Use insecticides specifically labeled for worm control in vegetable gardens. Read and follow the instructions carefully to ensure safe and effective application. Remember to apply insecticides during calm weather conditions to avoid drift and unintended damage to beneficial insects.

  2. Systemic Insecticides: Systemic insecticides are absorbed by the plant and provide long-term protection against pests like worms. These insecticides are applied to the soil or directly injected into the plant’s stem. However, it’s important to note that systemic insecticides can also harm beneficial insects, so use them sparingly and as a last resort.

Preventive Measures

Prevention is always better than cure when it comes to pest control. Here are some preventive measures you can take to minimize the risk of worm infestations in hops plants:

  1. Crop Rotation: Avoid planting hops in the same location year after year. Rotate your crops to disrupt the life cycle of pests and prevent them from building up populations.

  2. Clean Garden Practices: Keep your garden clean and tidy by removing any plant debris, fallen leaves, or weeds. These can serve as hiding places for pests, including worms.

  3. Monitoring: Regularly inspect your hops plants for signs of worms or any other pests. Early detection allows for prompt action and decreases the likelihood of severe infestations.

  4. Proper Watering: Overwatering can create favorable conditions for pests to thrive. Ensure that your hops plants receive adequate but not excessive watering.

Conclusion

Worms can be a significant threat to the health and productivity of hops plants. However, with the right knowledge and implementation of preventive measures, along with natural and chemical control methods, you can effectively manage worm infestations. Remember to prioritize natural methods and only resort to chemical solutions when necessary. By maintaining a healthy hops garden, you can ensure a bountiful harvest of quality hops for all your brewing endeavors.