How To Care For Hydrangeas Nz. Water your container grown hydrangea plants by filling the pot to the brim with water letting it drain and repeating. Give them heaps of water and keep them out of direct sunlight.
So sit back wait and enjoy. Yes three quarters of the leaves should be removed and the stems cut on an angle. Planting and caring for hydrangeas is a straightforward process.
They will last for 5-7 days.
Even through hydrangeas can live for quite a number of years if they get very old the leaves tend to get smaller and the flowering less prolific. If the flower starts to look a little sad dunk the heads in water for 30 mins as hydrangeas drink from their heads. Water as needed throughout the season. Some people even hold off a bit longer in case there are any late frosts so early spring is often an ideal time for pruning.