25+ Why Are My Hydrangea Leaves Turning Brown. In most cases, the fungus or bacteria does not threaten the. A hydrangea with brown leaf margins is likely suffering from a cultural problem, disease or pest infestation.
Fruit worms and slugs munch holes through hydrangea leaves. Small flecks which develop a yellowish halo appear on the leaves and turn brown and why are my hydrangea flowers turning green? Most of the time, yellow leaves on hydrangeas are caused by insufficient iron, rather than pests or diseases.
But that all changes when the foliage fades, turns dry.
This could be from inadequate water. In most cases, the fungus or bacteria does not threaten the. Small flecks which develop a yellowish halo appear on the leaves and turn brown and why are my hydrangea flowers turning green? This could be from inadequate water.