Category Archives: C-Rated

“C”
A pest of known economic or environmental detriment and, if present in California, it is usually widespread. C-rated organisms are eligible to enter the state as long as the commodities with which they are associated conform to pest cleanliness standards when found in nursery stock shipments. If found in the state, they are subject to regulations designed to retard spread or to suppress at the discretion of the individual county agricultural commissioner. There is no state enforced action other than providing for pest cleanliness.

Spinach curly top Arizona virus

California Pest Rating Proposal for

Spinach curly top Arizona virus

Current Pest Rating: Q
Proposed Pest Rating: C


Comment Period: 10/05/2026 – 11/19/2026


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Posted by tn

Iris yellow spot virus

California Pest Rating Proposal for

Iris yellow spot virus
Current Pest Rating: C
Proposed Pest Rating: C


Comment Period: 09/30/2026 through 11/14/2026


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Posted by tn

Uromyces beticola (Bellynck) Boerema, Loer. & Hamers 1987

California Pest Rating Proposal for

Uromyces beticola (Bellynck) Boerema, Loer. & Hamers 1987
Synonym: Uromyces betae (Pers.) Tul.

Beet Rust
Current Pest Rating: Z
Proposed Pest Rating: C


Comment Period: 09/10/2026 through 10/25/2026


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Posted by tn

Pectobacterium betavasculorum (Thomson et al. 1984) Gardan et al. 2003 Bacterial vascular necrosis and rot of sugar beet

California Pest Rating Proposal for

Pectobacterium betavasculorum (Thomson et al. 1984) Gardan et al. 2003
Bacterial vascular necrosis and rot of sugar beet
Pest Rating: C


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Posted by SK

 

Neofusicoccum protearum (Denman & Crous) Crous, Slippers & A.J.L. Phillips 2006

California Pest Rating Profile for

Neofusicoccum protearum
(Denman & Crous) Crous, Slippers & A.J.L. Phillips 2006
Pest Rating: C


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Posted by SK

Synophropsis lauri (Horváth): laurel leafhopper

California Pest Rating Profile for

Synophropsis lauri (Horváth): laurel leafhopper
Pest Rating: C


Comment Period: 06/11/2026 through 07/26/2026


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Posted by SK