Plant your hydrangeas in groups or as singular ... For example, Hydrangea macrophylla flowers can change color depending on the soil pH. In alkaline soil, you will get pink flowers, while acidic ...

white varieties cannot be made pink or blue, so if you're growing a white hydrangea, don’t bother with soil pH—it won’t affect the flower color. Finally, be aware that, as hydrangea expert ...

Changing your hydrangea flowers to blue, pink or purple isn't a magic trick. It's a doable science experiment. Macy Meyer is a North Carolina native who graduated from UNC-Chapel Hill with a BA in ...