If you want to change the color of the hydrangea blooms, you must first be familiar with these limitations. You cannot change white hydrangeas to pink or blue. Sometimes white can become pink or ...

Everybody Gardens | Doug Oster Friday, Feb. 22, 2019 12:00 a.m. | Friday, Feb. 22, 2019 12:00 a.m. To purchase a signed copy of Ballato's "Success With Hydrangeas," learn more about hydrangeas and ...

Adding iron or other acidifying agents to pink flowering plants can change their color to purple and blue. Adding aluminum sulfate can deepen the blue color. Hydrangea plants make excellent hedges ...