Deadhead hydrangeas early; prune timing depends on whether they bloom on new or old wood. Protect plants with mulch, burlap, or cages in cold climates; move potted hydrangeas indoors below 45°F.

Hydrangeas have become very popular plants for the home landscape in recent years, primarily due to the release of new varieties with flowers of different sizes and shapes featuring more vivid shades ...

There are several types of hydrangeas, and each type needs to be treated differently. For example, some will only flower if you prune them in the right season.