Powdery mildew is a problem that plagues many gardens. With a little planning and a careful eye on the garden you can stop this problem or end it quickly if it occurs. The fungus “powdery mildew” loves warm, humid conditions. University research has shown that both sodium bicarbonate (baking soda) and potassium bicarbonate are quite effective as sprays against mildew and many other plant diseases. I read about using baking Soda for mildew...