Hydrangea macrophylla (Bigleaf Hydrangea): This variety is most commonly affected by soil pH. It includes both Mophead and Lacecap types. The color change is most dramatic in these hydrangeas.
Hydrangeas offer some of the most stunning color options in the flower garden. The intense pinks and purples of the mophead hydrangeas add a vivid punch of color that’s unlike anything else that ...