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English Ivy (Hedera) Diseases

Informational table showing disease name, symptoms, pathogen/cause, and management of English Ivy (Hedera) diseases.
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Updated:
July 5, 2023
English ivy on a wall

English ivy on a wall

Disease Symptoms Pathogen/Cause Management
Bacterial leaf spot Circular, dark-brown to black spots with yellow halos develop on leaves. Leaves yellow, die, and fall. Xanthomonas campestris pv. hederae Purchase plants free of the disease. Discard infected plants. Water in a manner that keeps the surface of the leaves dry. Apply a bactericide to protect leaves.
Fungal leaf spot Large, irregularly shaped, tan to brown spots have numerous, tiny dark-brown dots (fruiting structures) within them. Colletotrichum trichellum Purchase plants free of the disease. Discard infected plants. Water in a manner that keeps the surface of the leaves dry. Apply a fungicide to protect leaves.

It is not unusual to have both diseases on the same plant or even on the same leaf.

Bacterial leaf spot on Hedera
Bacterial leaf spot on Hedera.

Fungal leaf spot

Fungal leaf spot on Hedera
Fungal leaf spot on Hedera. Note the small black dots (fungal fruiting structures within the spots)
Gary W. Moorman, Ph.D.
Professor Emeritus
Pennsylvania State University
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