Hi Kathy, sorry you have roaches. Hope this is helpful. Be sure to keep everything clean and all food put up. Good luck To make a roach killing paste, combine 3-teaspoons of boric acid with 3-teaspoons of sugar and 3-teaspoons of water. Mix the ingredients into a paste. They apply your homemade roach killer in areas where you've spotted roaches.Oct 15, 2019
How to Make a Homemade Roach Killer | DoItYourself.com
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A simple and effective roach killer is a combination of sugar and baking soda. The sugar attracts the cockroaches while the baking soda eliminates them. The baking soda mixes with the stomach acid of roaches, causing them to die slowly over time. Mix equal parts baking soda and sugar in a bottle.
Hi Kathy, sorry you are dealing with nasty roaches. Hope this helps you get rid of them. How to Get Rid of Roaches - How to Kill Cockroaches and ...
May 11, 2018 - It's possible to shut down even the most stubborn infestations with a few tricks and tools. Here's how to get rid of these icky pests once and for ...
They don't like mint or lemongrass.... I use 2 commercial non-toxic insecticides that say they kill roaches..... EcoSmart and EcoLogic, and Victor's. I use for ants and it sure kills them dead. I guess you could get the essential oil and put it in a spray bottle, and shake well before using. But the price for a large can is only $4.
It isn't DIY but it's fairly cost effective and safe: diatomaceous earth