Powdery Mildew – Deciduous Woody Ornamentals Quiz

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Powdery Mildew - Deciduous Woody Ornamentals Quiz

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Reference: Powdery Mildew - Deciduous Woody Ornamentals Fact Sheet.

1) Powdery mildew typically causes little damage on most woody ornamentals.(Required)
2) Conifers are not affected by powdery mildew.(Required)
3) Powdery mildew on lilacs, phlox, and cucumbers is caused by the same fungus.(Required)
4) The powdery mildew fungus readily overwinters(Required)
5) Powdery mildew is typically a problem when there is a lot of rain that keeps leaves wet.(Required)
6) Management of powdery mildew can include(Required)
7) Plants resistant to powdery mildew do not show symptoms of the disease.(Required)