Pest Photo

Phytophthora oak decline; Root rot

Phytophthora quercina

Phytophthora oak decline; Root rot (Phytophthora quercina) is a fungal pathogen.

Phytophthora quercina causes a root rot and decline in Oak trees.

For more information about this plant pest, see the CAPS data sheet and the CABI data sheet.
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