My nana swears by this DIY weed killer recipe. Here’s how it works | August 15, 2025

In the world of gardening, weeds are the persistent nemesis that every gardener faces. While commercial weed killers are readily available, many contain harsh chemicals that can be harmful to the environment and to the plants you wish to keep. This has led many to seek out natural alternatives, and one such solution comes from the wisdom of our elders. My nana, a seasoned gardener with decades of experience, swears by her homemade weed killer recipe that is both effective and eco-friendly.
Her recipe is simple, using common household ingredients that are safe and easy to handle. This DIY weed killer not only saves money but also provides peace of mind knowing exactly what is being applied to the garden. In this article, we will explore the origins of Nana’s recipe, the science behind its ingredients, and how you can make and use it effectively in your own garden.
1. The Origins of Nana’s DIY Weed Killer
Nana’s DIY weed killer recipe has been passed down through generations, a testament to its effectiveness and simplicity. It originated from a time when commercial weed killers were either unavailable or too expensive for the average household. Instead, people relied on what they had at home, leading to the discovery of natural solutions.
The recipe consists of three main ingredients: vinegar, salt, and dish soap. Each component plays a crucial role in the mixture’s effectiveness. The proportions Nana uses are 1 gallon of white vinegar, 1 cup of salt, and 1 tablespoon of liquid dish soap. This combination has been tried and tested in her garden, proving to be a reliable method for keeping weeds at bay.
2. Understanding the Ingredients: Vinegar, Salt, and Dish Soap
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