Additional Information about Hydrangea arborescens 'SMNHAGOV'

Hydrangea arborescens: Blooms on new wood, prune in late winter or early spring.

Hydrangea macrophylla: Blooms on old wood, do not prune. Remove only spent flowers and dead, damaged or unsightly wood.

Hydrangea paniculata: Blooms on new wood, prune in late winter or early spring.

Hydrangea quercifolia: Blooms on old wood, do not prune. Remove only spent flowers and dead, damaged or unsightly wood.

Hydrangea serrata: Blooms on old wood, do not prune.