pest photo

John W. Dooley, USDA APHIS PPQ, Bugwood.org
Chrysanthemum white rust
Puccinia horiana

Chrysanthemum white rust (Puccinia horiana) is a fungal pathogen of chrysanthemum. It is a native of Asia and was first detected in New York in 1978.

This rust disease can survive only under limited environmental conditions.

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