Try combining three parts powdered sugar with one part boric acid. The sugar will lure the ants in and the boric acid will kill them, Pereira says. Liquid is better—adult ants prefer to drink their food—so water this stuff down a little. “I recommend this to a lot of people,” Pereira says.
Ants hate the smell of strong citrus fruits. Save your orange, lemon and grapefruit peels and scatter them around entry points. It's a natural way to deter ants without harming them.
Two of the best ways to eliminate ants are Borax and diatomaceous earth. Essential oils, including peppermint and clove, are a natural way to repel and kill ants. Food and moisture attract ants, so keep your home clean and dry to get rid of ants permanently.
Better Than Hopscotch: Ants will not cross a chalk line. Draw a chalk line in front of exterior doors, to prevent ants from coming into the house. You can also draw a chalk line around tables on the porch or patio, to keep pesky ants away while dining outdoors.
Mix water and White Vinegar in a misting bottle in equal proportions. Spread the solution around the vulnerable areas to an ant infestation. If you want to make the solution more concentrated, forgo the water and spread only the White Vinegar across the affected areas.
Diatomaceous Earth is one of the most effective ant-killers out there, and placing them in the ant entryways can solve the problem of “how to get rid of ants permanently”. Diatomaceous Earth is made from remains of diatoms. Basically, by sprinkling them, ants dry and die.
On the other hand, plain table salt does not. It is only effective in intercepting the ants. This should not be applied on heavy ant-infestation.
Use this white vinegar solution to spray all entry points of your home, try to spry all windows, doors, baseboards and the common paths that ants would travel within your home. Give about an hour for this solution to take effect, then after a few hours the ants should be dead.
Mix a 50/50 solution of vinegar and water in a spray bottle. Spray it directly on the ants to kill them, then wipe up the ants using a damp paper towel and discard them. You can also use vinegar and water as a deterrent; spray it around your windowsills, doorways and other places where you see ants coming inside.
Boiling water is an easy, effective way to kill ants immediately. If you see ants emerging from a crack in the concrete or a hole in the ground, pour boiling water into the area. This will kill many of the ants within it.
A simple and natural way to get rid of an ant nest is by pouring boiling water over it. There are also artificial methods like granules that you can pour into crevices and cracks or onto trails. You could also spray a liquid repellent onto the nest, or areas the ants might be attracted to, like garbage bins.
There are a range of smells that ants avoid, such as citrus, lavender and mint.
Borax, a mineral used in many cleaning products, is lethal to ants, interfering with their digestive system. Create a syrupy paste with borax, confectioner's sugar and water. Put the mixture inside shallow containers with narrow, ant-sized openings and place them near ant mounds or wherever you see ants.
A line of chalk will stop ants in their tracks
Draw a line in chalk along the exterior of any external doors that lead into your home. Chalk is made from calcium carbonate, which ants hate, so they will be deterred to cross.
Diatomaceous earth (DE) is not only inexpensive and effective; it's non-toxic to kids, birds, and pets. And yet it destroys ants, earwigs, slugs, beetles, ticks, fleas, cockroaches, and bed bugs. As these pasts move across the powder, it sticks to their feet and legs only to get into their joints and exoskeleton.
Aside from garnishing your tea, lemons can also be extremely helpful when it comes to combating ants in your home. The smell of the lemons masks the scent trails that they use to get to and from food, and also generally deters them from taking up residence.
Epsom salt can be a very effective pesticide, and it can be used against ants specifically. However, it does pose a risk to your garden if you use too much. Consider saving the Epsom salts for a relaxing bath and pick another organic pesticide if you have a small infestation.
Ants know to avoid pure baking soda, so you can sprinkle it around doorways, window sills, and other entry points to keep them out of your home. You can also sprinkle some in cabinets, under sinks, and in other dark, moist places where ants may find shelter in your home.