A stunning mixture of pink and purple hydrangeas - Fanpro/Getty Images Hydrangeas are a favorite flowering shrub among gardeners. With their dark green leaves and big, showy blossoms in shades ranging ...

Q: What is causing the brown spots on all my azaleas? All of these are exposed to full afternoon sunlight. Q: I have a large bed of lily of the valley. Some of the leaves are dying back; some are ...

No matter what type of hydrangea you are growing, there is a long list of diseases that could potentially threaten them. Whether it be fungal or bacterial problems, all parts of the hydrangea can be ...

Powdery mildew is a common fungal disease that affects a wide range of plants, identifiable by white to gray powdery spots on plant surfaces. Prevention focuses on reducing humidity around plants, ...

Q. I have a `Nikko Blue’ hydrangea that is 5 years old. For the past two years, it has had only one bloom. The plant gets seven hours of sun per day and I cut it back to about 6 inches in the fall.

I have a bluish colour on the leaves of my hydrangea plant which is in a pot near my 20-year-old old Malus crab apple tree. The bluish, powdery colour is on the leaves and seems to be some sort of ...

Our hydrangea plants bloomed with beautiful flowers for the first two years after they were planted by our landscaper. The past eight years they have not bloomed once. They get huge and are very ...