From their high-maintenance needs to their challenges in space and transplantation, caring for hydrangeas can be exhausting even for experienced gardeners.
Hydrangeas also attract many pests, including aphids and spider mites. These bugs can cause a range of problems from minor leaf discoloration to extensive root damage.
Finally, the color of hydrangea blooms fluctuates depending on several factors, which can be an ongoing headache if you have a meticulous eye for color coordination.