Powdery mildew is a fungus that causes a substance to form on the leaf of a flower. Treat powdery mildew with help from a certified horticulturist in this free video clip.
Expert: Donna Emery
Filmmaker: Jeff Goodey
Series Description: Gardening is a great way to pass the time and make sure that you have a great environment to come home to. Get tips on gardening with help from a certified horticulturist in this free video series.
