Boric Acid for Ants

How to Make Insecticide with Boric Acid

Mary Smith
By Mary Smith. Updated: January 16, 2017
How to Make Insecticide with Boric Acid

Are there pests eating the plants in your yard or garden and you don't know how to get rid of them? In this article you will find the solution. At OneHowTo we explain how to make insecticide with boric acid, a natural product that can be used to prepare various home remedies. Its mineral base and its properties make it an excellent material to use for insecticides to cleaning products. Boric acid attracts ants, cockroaches and termites, which therefore makes it a very effective insecticide. Follow these tips and learn how to make your own homemade insecticide.

You may also be interested in: How to kill ants with boric acid

Steps to follow:


The first thing you need to know is buy some boric acid. You'll find it in supermarkets or garden centres. Pay attention, because pharmacies sell a medicinal kind of boric acid, which isn't the same as the one you need to use to make your own insecticide as they don't contain the same concentrations. Buy the one you want to use for the insecticide in a supermarket or garden centre.


Once you have the boric acid you need to proceed and make the mixture. To make boric acid insecticide, mix one teaspoon of this product in a bowl with a tablespoon of sugar and a tablespoon of milk. Stir the solution well until all three products form a paste.


Once it turns into a dough, put it into lids or bottle caps. Fill these caps halfway. This small dose will be enough to eliminate any ants, cockroaches or termites. We also recommend reading our article: how to kill ants with boric acid.

How to Make Insecticide with Boric Acid - Step 3

Place the insecticide-filled caps in the areas where you can find these insect infestations. Normally you will find ants, cockroaches or termites in the kitchen, cupboards or furniture, garage... Make sure that these caps are out of reach of children and animals because it could poison them.

How to Make Insecticide with Boric Acid - Step 4

The sugar will attract the insects and the boric acid will kill them. However, it isn't enough to just put down these insecticide-filled caps insecticide just one time. We recommend refilling the caps with the paste every three or four weeks.


The insects will eat the sweet boric acid and take it to their nests to share food with more insects. This process will get them to kill their own colony that is infecting your home. The key is to kill the queen of the colony, this way the whole colony will die off.

If you thought this article was interesting, learn how to make a trap for mosquitoes to avoid them buzzing around your home this summer.

How to Make Insecticide with Boric Acid - Step 6

If you want to read similar articles to How to Make Insecticide with Boric Acid, we recommend you visit our Maintenance and home security category.


  • If you want to get rid of ants, we recommend replacing the sugar with peanut butter or jelly.
  • Instead of filling caps, you can also spread or sprinkle powdered boric acid on the skirting boards. This will dehydrate the insects.
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1 comment
Moses Nima Nachwera
Im impressed but can I make insecticide for commercial purpose?

How can I make borax at home?
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How to Make Insecticide with Boric Acid