How To Stop Powdery Mildew

...begin with some condensed advice from UC Davis’ Integrated Pest Management page: Preventative measures: grow resistant varieties find a sunnier spot for the vegetable garden back off on nitrogen Non-chemical approaches sprinkle plants with water mid morning–add soap for more effectiveness remove infected leaves promptly and dispose of them Fungicides: apply horticultural oil, neem oil or jojoba oil if the temperature is under 90° F. Do not apply a...

Read…