PACIFIC NORTHWEST NURSERY IPM
Diseases
hidden treasure
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PACIFIC NORTHWEST NURSERY IPM Diseases |
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azalea
leaf and flower gall |
Powdery mildew on Photinia Useful link: Online Guide to Disease Control: Photinia - Powdery mildew
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Powdery mildew symptoms on the top of the Photinia
hedge (note few symptomatic leaves near bottom).
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