Zone hillbank south australia | Anonymous added on May 27, 2016 | Answered
Our hydrangeas are potted but leaves are spotty with white spots (mildew or fungus) and on some others the leaves are turning brown at tips, then eventually dying off.
Answered on May 27, 2016
The white spots are most likely powdery mildew. For more information on powdery mildew and a course of treatment, please visit the following link:
Was this answer useful?00