Peonies are considered by many gardeners to be the most beautiful perennial shrubs in the garden. They have large blooms in a wide variety of colours. Their fragrance is an added attraction. They don’t overgrow their bounds and tend to play nicely with other plants. And usually they are relatively trouble-free.
However, sometimes disease will hit them and when it does, here’s a handy outline of the types of diseases to help you diagnose and learn whether there’s a solution.
Article courtesy of University of Minnesota Extension