Exotic Pest Reporting
John W. Dooley, USDA APHIS PPQ, Bugwood.org
Chrysanthemum White Rust
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.
06/15/2015 - Chrysanthemum white rust