How to prevent bugs and pests in polyhouses

snails in grass

There are several methods that growers can use to prevent bugs and pests in polyhouses.

Some of the most effective methods include:

  1. Physical barriers: Using screens or nets with fine mesh that are specifically designed to keep out bugs can be an effective method. These screens can be installed on windows, vents, doors, and other openings to prevent bugs from entering the polyhouse.
  2. Proper sealing: Ensuring that the polyhouse is properly sealed can help prevent bugs from entering. This includes checking for any gaps or holes in the structure, repairing them promptly, and maintaining a tight seal on doors and windows.
  3. Sanitation: Maintaining a clean and tidy polyhouse environment can help prevent the presence of bugs. Regularly removing plant debris, weeds, and other organic matter can reduce the likelihood of bugs finding a suitable habitat to thrive.
  4. Biological control: Using beneficial insects, such as ladybugs, lacewings, or predatory mites, to control pests can be an effective method. These beneficial insects prey on harmful bugs and can help keep their populations in check, reducing the need for chemical pesticides.
  5. Chemical control: In some cases, growers may use insecticides or pesticides to prevent bugs from entering polyhouses. However, this should be done judiciously and in accordance with local regulations and best practices for pesticide use.
  6. Monitoring and early detection: Regularly monitoring the polyhouse for signs of bug infestations and promptly addressing any issues can prevent bugs from establishing populations inside the polyhouse. This includes inspecting plants, traps, and other monitoring tools for signs of pests and taking appropriate action if pests are detected.
  7. Integrated Pest Management (IPM): Implementing an IPM approach, which combines multiple methods such as cultural, biological, and chemical control strategies, can provide a comprehensive and sustainable approach to managing bugs in polyhouses.

It's important to note that bug prevention in polyhouses may require a combination of methods and should be tailored to the specific pest pressures and environmental conditions of the polyhouse. Consulting with experienced growers or agricultural extension services can provide valuable guidance on bug-prevention strategies for polyhouse cultivation.


Call our Sales Team today on 01270 212726 to discuss solutions to any pest problems you may have.

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