Hydrangea arborescens 39annabelle39 is distinct from most other types of hydrangeas as it has white flowerheads compared to the more usual pinks and blues it does however share all the same positive elements with large papery flowerheads that last until autumn and it is very easy to maintain and can be planted in garden borders or large containers it was awarded an award of garden merit from the royal horticultural society and is a great specimen for a range of garden designs includi