The hardest part of caring for a climbing hydrangea is getting started. Choose well drained soil in a partially sunny spot with a lot of climbing area and be patient.
Make sure you have it where it can get plenty of morning sun and make sure it is in well drained rich soil they require alot of ground nutrients. Do a net search there is tons of info on these.
It needs to be planted in moist, well drained loamy soil. It grows well in dappled shade. Make sure that it is planted against something that can support its stems. Water it daily in summer.
The plant blooms best during early to mid-summer, producing numerous white flower cluster. Each climbing hydrangea vine can reach up to 60 to 80 feet in length. They need space to grow and need be moist constantly.