Hydrangeas are some of the most beautiful flowers that can enchant any nature lover. These fascinating plants that adorn gardens, houses and balconies have the ability to transform into beautiful blue flowers simply by changing the pH of the soil. In this article, you will learn how to easily and effectively transform your hydrangeas into breathtaking blue shades with a simple trick.
How do hydrangeas change color?
Hydrangeas are known for their ability to change color depending on the pH of the soil. When the soil is acidic, the flowers turn blue, while in alkaline soil they remain pink. This fascinating process is caused by the presence of aluminum in the soil, which is absorbed by the plant.