Abundant light blue balls of flowers from July through to September that fade throughout the flowering to a pale yellow towards the end of the Summer . As with all Hydrangeas they are easy to keep, they don't like being sat in water but do like a good drink so water well in free draining soil in partial sun to ensure the best blooms.   The foliage of Hydrangea macrophylla 'Ankong Blue' is deciduous and green,  typical of Hydrangeas.  At maturity, your blue Hydrangea macrophylla 'Ankong Blue' can reach one metre wide and high To keep the flowers blue in colour, these should be planted with Ericaceous compost, and fed throughout growing seasons with an ericaceous plant food.