In order to determine the proper pruning time for your hydrangea, you need to know which species you have. Compare your plant to these photos to get started. Then check the pruning guide for instructions.

Hydrangea macrophylla

Credit: Missouri Botanical Garden/Missouri Botanical Garden

Hydrangea macrophylla.

Hydrangea arborescens "Grandiflora."

Credit: Missouri Botanical Garden/Missouri Botanical Garden

Hydrangea arborescens "Grandiflora."

Hydrangea quercifolia

Credit: Missouri Botanical Garden/Missouri Botanical Garden

Hydrangea quercifolia.

Hydrangea anomala petiolaris

Credit: Missouri Botanical Garden/Missouri Botanical Garden

Hydrangea anomala petiolaris.

Hydrangea paniculata

Credit: Missouri Botanical Garden /Missouri Botanical Garden

Hydrangea paniculata.