NZ Lifestyle Blue Hydrangea Flower Colour Enhancer is like a magic powder that lowers the PH of the soil for intense blue-coloured hydrangea flowers.  This powder acidifies the soil for acid loving plants.
 
Best applied to plant before flowering season to deepen the flower colour. (mid September, early October and early November).
 
Apply for blue hues in the hydrangea flowers.

Directions: Apply 2 tablespoons per plant before flowering season.  Water in well.