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.

Do your hydrangeas have you seeing blue or pink? Or maybe something else? As you may know, the color of your bigleaf hydrangea’s blooms is influenced by your soil’s pH. When your soil is alkaline ...

Hydrangeas are among the most loved ornamental plants in gardens across the world, admired for their large, globe-shaped blooms and their fascinating ability to change colour. A single hydrangea plant ...