University of Maryland Extension

Bacterial Blight of Holly - Shrubs

Bacterial blight holly

Bacterial blight of holly symptoms usually begins in June or July appearing as scorched leaves or wilted twigs on the new seasonal growth. As the symptoms progress the shoots will appear shriveled.  During wet years the twigs and leaves will turn black.

Bacterial blight holly

Disease management 

Prune out diseased shoots during dry weather. Also, avoid over fertilization that stimulates excessive succulent growth which is more susceptible to disease.

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