Manutec Hydrangea Blueing Tonic
 
Enhance the vibrant blue hues of your hydrangeas with Manutec Hydrangea Blueing Tonic. This easy-to-use soil additive increases acidity, helping your flowers achieve deep, rich blues. Ideal for gardeners looking to maintain or restore blue hydrangea blooms, it’s a must-have for soil pH control. Simply mix with water and apply as directed for stunning results.