Hydrangeas are usually white but as you see here they can also be blue, pink, purple or red. The soil that the hydrangeas are planted in determines their color.
Alkaline soils produce pink or red shaded flowers.
Acidic soils produce blue flowers.
These photos are my entries for #colourfulphotography sponsored by 
Wishing you a colourful day!
Information Source: tenrandomfacts.com
Image Source: 100% my own.
