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English Ivy (Hedera) Diseases

Informational table showing disease name, symptoms, pathogen/cause, and management of English Ivy (Hedera) diseases.
Disease Symptoms Pathogen/Cause Management
Bacterial leaf spot (p. 158) 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.

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Bacterial leaf spot on Hedera.

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Fungal leaf spot on Hedera. Note the small black dots (fungal fruiting structures within the spots

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Article Details

Title

English Ivy (Hedera) Diseases

Code

XL0030

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