Water slowly and deeply to moisten the soil several inches deep.
30+ Diseases Hydrangea Leaves Turning Brown. A hydrangea with brown leaf margins is likely suffering from a cultural problem, disease or pest infestation. If you recently transplanted your hydrangeas to a new spot whether from an existing area in your garden or from a nursery, hydrangea could simply be turning brown because it doesn't.
Leaf Spots Abound On Hydrangeas This Time Of Year Gardening In The Panhandle from nwdistrict.ifas.ufl.edu
All hydrangeas will turn brown if they wilt too many times in hot weather. Most of the time, yellow leaves on hydrangeas are caused by insufficient iron, rather than pests or diseases. This could be from inadequate water.
This disease can affect most of the hydrangea varieties.
A hydrangea with brown leaf margins is likely suffering from a cultural. Leaves may dry, turn brown, and become brittle. To lower your soil's ph and make more iron available to your plants, add chelated iron to your garden, following the directions on. If your hydrangea blooms are turning brown too soon and quickly petering out, they likely need more water.
