Don’s Expert Answers: Powdery Mildew

Question From:
Michelle in Wareemba , Sydney New South Wales

Nature of problem:
Powdery Mildew

Type of Plant (if known):
Crepe Myrtle

Symptoms of Plant Illness (please try NOT to diagnose your problems yourself):
White on leaves

Soil Type (e.g. sandy, clay or loam) OR Potting Mix Type:

How often do you water the plant:
Not very often

How many hours of sunlight does the plant get each day:

How long since you planted it:
Tree is about 40 years old

Have you fertilised? If so, with what and when:

Is the plant indoors or outdoors:

Is the plant in a pot or in the ground:

What other treatments have you given the plant:

Upload photo if available:

Other Comments:

Hi Michelle, Spray it with Eco Fungicide – which is basically baking powder. IE very very safe. For the future, only buy the newer Crepe Myrtle varieties that are powdery mildew resistant (eg the Indian Summer series). Don