Can you tell me how to use hydrogen peroxide for plants? Is it true that it fights root rot?
Samantha Smith, Roosevelt, UT
As a matter of fact, I can tell you how to use hydrogen peroxide for plants. Yes, it’s able to treat root rot, that problem that happens when plants are over-watered. If you combine hydrogen peroxide with water, you’ll aerate the roots and kill harmful bacteria, too. Also, it’s wise to allow the top two inches of soil to dry out between waterings.
The same substance gets rid of fungal infections. First, mix four teaspoons of 3% hydrogen peroxide in one pint of water. Then spray the affected areas of the plant. If you’re concerned about burning the leaves, test the solution on a small spot and wait a day.
Before I go any further, let me tell you where to get the details you’ll need. This article has in-depth information about using hydrogen peroxide all around the garden: https://www.tipsbulletin.com/hydrogen-peroxide-for-plants/
Now, you can also sanitize seeds and speed up their germination. Heat a sufficient amount of 3% hydrogen peroxide to 140F and soak the seeds for five minutes. Then rinse them thoroughly under running water. Once you plant them, water with two teaspoons of hydrogen peroxide per gallon of water for the first two weeks.
Moreover, only a teaspoon of hydrogen peroxide in a gallon of water is enough to fertilize the soil with extra oxygen. It helps the plants absorb nutrients more effectively.
Of course, some gardeners prefer to sanitize their tools and pots with hydrogen peroxide. It’s a smart choice as this is a safe alternative to toxic chemicals. But you’ll want to buy a pharmaceutical grade version with six to nine percent hydrogen peroxide. Or a ten-percent concentration will kill weeds, too.
In conclusion, hydrogen peroxide is an inexpensive and useful tool for gardening.