Pest Photo

John W. Dooley, USDA APHIS PPQ,

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.

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