How to prune hydrangea 'endless summer'

Early spring (remove dead wood); summer (deadheading spent blooms). In early spring, cut out any stems killed by winter frost back to live wood, identified by green tissue when scratched. Deadhead during summer by snipping spent flower heads to the first pair of healthy leaves or buds below. Limit any other cutting to preserve old-wood flower buds.

Light deadheading throughout summer; structural cleanup once in early spring. Hydrangea 'Endless Summer' blooms on both old and new wood, so timing matters. Remove only dead or winter-damaged stems in early spring. Deadhead spent blooms in summer by cutting to the nearest healthy bud or leaf pair. Avoid hard pruning in late summer or autumn — you risk cutting next season's buds.

In early spring, cut out any stems killed by winter frost back to live wood, identified by green tissue when scratched. Deadhead during summer by snipping spent flower heads to the first pair of healthy leaves or buds below. Limit any other cutting to preserve old-wood flower buds.