PACIFIC NORTHWEST NURSERY IPM
Diseases
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PACIFIC NORTHWEST NURSERY IPM Diseases |
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azalea
leaf and flower gall |
Bacterial galls on Forsythia Galls on Forsythia caused by the bacteria Pseudomonas savastanoi. Originally diagnosed as a fungal organism called Phomopsis sp. The galls on the Forsythia stem are hard and nodular.
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