Hydrangea Macrophylla Libelle PICK UP ONLY. One of our favourites this Hydrangea has narrow dark glossy leaves. In summer large flat panicles of flowers form and are slow to open creating a unique cup shape until eventually opening to showy pure white sterile bracts surrounding small blue insignificant flowers. The flower heads remain looking good if left on after flowering for autumn and winter interest. Flowers however are produced on stems from the previous seasons growth. This is why protection over the winter will ensure flower buds remain intact for a full summer displa