Hydrangea Shrub Diseases


Hydrangea Shrub Diseases   Botrytis Blight   Symptoms Petals turn brown and fall. Leaf spots form, especially where faded petals have fallen. Flower buds are killed before opening.   Management Space plants to insure good air circulation. Maintain low humidity. Avoid watering late in the day. Remove crop debris. Apply […]

Hydrangea Shrub Diseases