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How to Get Rid of Borers on Cucumber Plant

Updated: March 26, 2022

Cucumber plants are a popular addition to gardens and homegrown vegetable patches. They are relatively easy to grow, and the fruits are delicious and healthy. However, sometimes cucumber plants can be plagued by pests, including borers. Borers are insects that bore into the stem of the plant and lay their eggs, causing damage that can kill the plant. In this article, we will explore how to get rid of borers on cucumber plants.

Identify the Problem

The first step in getting rid of borers on cucumber plants is to identify the problem. Borers are small, worm-like insects that burrow into the stem of the plant. They leave small holes and sawdust-like material around the base of the plant. If you notice these signs, it is likely that you have a borer problem.

Prevention

Prevention is the best way to avoid a borer infestation in your cucumber plants. Here are some tips for preventing borers:

  • Plant resistant varieties: Some cucumber varieties are naturally resistant to borers. Do your research and choose varieties that are known to be resistant.
  • Rotate crops: Don’t plant cucumbers in the same spot every year. Rotate your crops to reduce the risk of borer infestations.
  • Clean up: Remove any dead or decaying plant material from your garden. This provides a breeding ground for borers.
  • Use row covers: Row covers can protect your plants from borers and other pests. Be sure to remove the covers once the plants start flowering so that pollinators can reach them.

Treatment

If you already have a borer infestation in your cucumber plants, here are some methods for getting rid of them:

Handpicking

One way to get rid of borers is to handpick them off the plant. Look for small holes in the stem and remove any borers you find using a pair of tweezers or a sharp knife. Be sure to dispose of them properly.

Neem Oil

Neem oil is a natural insecticide that can be effective against borers. Mix neem oil with water according to the instructions on the package and spray it on the plant. Repeat every few days until the borers are gone.

Diatomaceous Earth

Diatomaceous earth is a powder made from the fossilized remains of tiny aquatic organisms called diatoms. It works by dehydrating insects when they come into contact with it. Sprinkle a layer of diatomaceous earth around the base of your cucumber plants to keep borers away.

Insecticides

If all else fails, you can use an insecticide to get rid of borers. Look for an insecticide that is labeled for use on cucumbers and follow the instructions carefully. Be sure to wear gloves and protective clothing when applying insecticides.

FAQ

What are borers?

Borers are small, worm-like insects that bore into the stem of plants and lay their eggs, causing damage that can kill the plant.

How do I know if I have a borer problem?

Look for small holes and sawdust-like material around the base of your cucumber plant. These are signs of a borer infestation.

How can I prevent borers from infesting my cucumber plants?

Plant resistant varieties, rotate your crops, clean up your garden, and use row covers.

What is neem oil?

Neem oil is a natural insecticide that can be effective against borers.

Can I use insecticides to get rid of borers?

Yes, but be sure to choose an insecticide that is labeled for use on cucumbers and follow the instructions carefully.