Category Archives: Plant Pathogens

Plant Pathology (plant diseases)

Tobacco mild green mosaic virus

California Pest Rating Proposal for

Tobacco mild green mosaic virus
Current Pest Rating: None
Proposed Pest Rating: C


Comment Period: 07/03/2026 through 08/17/2026


Download Pest Rating Proposal


*NOTE

You must be registered and logged in to post a comment. If you have registered and have not received the registration confirmation, please contact us at permits[@]cdfa.ca.gov.

Posted by SK

Watermelon crinkle leaf-associated virus 1

California Pest Rating Proposal for

Watermelon crinkle leaf-associated virus 1
Current Pest Rating: None
Proposed Pest Rating: B


Comment Period: 07/03/2026 through 08/17/2026


Download Pest Rating Proposal


*NOTE

You must be registered and logged in to post a comment. If you have registered and have not received the registration confirmation, please contact us at permits[@]cdfa.ca.gov.

Posted by SK

Discula destructiva Redlin 1991 dogwood anthracnose

California Pest Rating Proposal for

Discula destructiva Redlin 1991
dogwood anthracnose
Current Pest Rating: Z
Proposed Pest Rating: C


Download Pest Rating Proposal


Comment Period: 06/25/2026 through 08/09/2026


*NOTE

You must be registered and logged in to post a comment. If you have registered and have not received the registration confirmation, please contact us at permits[@]cdfa.ca.gov.

Posted by SK

Broad bean mottle virus

California Pest Rating Proposal for

Broad bean mottle virus
Current Pest Rating: None
Proposed Pest Rating: B


Comment Period: 06/24/2026 through 08/08/2026


Download Pest Rating Proposal


*NOTE

You must be registered and logged in to post a comment. If you have registered and have not received the registration confirmation, please contact us at permits[@]cdfa.ca.gov.

Posted by SK

Puccinia pittieriana Henn. 1904 common rust of potato

California Pest Rating Proposal for

Puccinia pittieriana Henn. 1904
common rust of potato
Current Pest Rating: None
Proposed Pest Rating: A


Comment Period: 06/19/2026 through 08/03/2026


Download Pest Rating Proposal


*NOTE

You must be registered and logged in to post a comment. If you have registered and have not received the registration confirmation, please contact us at permits[@]cdfa.ca.gov.

Posted by SK

Phytophthora elongata Rea, Stukely & Jung (2010)

California Pest Rating Proposal for

Phytophthora elongata Rea, Stukely & Jung (2010)
Current Pest Rating: None
Proposed Pest Rating: B


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


Download Pest Rating Proposal


*NOTE

You must be registered and logged in to post a comment. If you have registered and have not received the registration confirmation, please contact us at permits[@]cdfa.ca.gov.

Posted by SK

Xanthomonas hortorum pv. vitians (Brown) Morinière et al. 2020 Bacterial spot of lettuce

California Pest Rating Proposal for

Xanthomonas hortorum pv. vitians (Brown) Morinière et al. 2020
Bacterial spot of lettuce
Current Pest Rating: None
Proposed Pest Rating: C


Comment Period: 05/27/2026 through 07/11/2026


Download Pest Rating Proposal


*NOTE

You must be registered and logged in to post a comment. If you have registered and have not received the registration confirmation, please contact us at permits[@]cdfa.ca.gov.

Posted by SK

Rice hoja blanca virus white leaf disease of rice

California Pest Rating Profile for

Rice hoja blanca virus
white leaf disease of rice
Pest Rating: A


Comment Period: 04/16/2026 through 05/31/2026


Download Pest Rating Profile


*NOTE

You must be registered and logged in to post a comment. If you have registered and have not received the registration confirmation, please contact us at permits[@]cdfa.ca.gov.

Posted by SK

Podosphaera pannosa (Wallroth) de Bary Rose powdery mildew

California Pest Rating Profile for

Podosphaera pannosa (Wallroth) de Bary
Rose powdery mildew
Pest Rating: C


Comment Period: 04/16/2026 through 05/31/2026


Download Pest Rating Profile


*NOTE

You must be registered and logged in to post a comment. If you have registered and have not received the registration confirmation, please contact us at permits[@]cdfa.ca.gov.

Posted by SK

Phaeotrichoconis crotalariae (M.A. Salam & P.N. Rao) Subram. (1956) Leaf spot of palms

California Pest Rating Profile for

Phaeotrichoconis crotalariae (M.A. Salam & P.N. Rao) Subram. (1956)
Leaf spot of palms
Pest Rating: B


Comment Period: 03/26/2026 through 05/10/2026


Download Pest Rating Profile


*NOTE

You must be registered and logged in to post a comment. If you have registered and have not received the registration confirmation, please contact us at permits[@]cdfa.ca.gov.

Posted by SK

Cercospora hydrangeae Ellis & Everh. (1892) Cercospora leaf spot of hydrangea

California Pest Rating Profile for

Cercospora hydrangeae Ellis & Everh. (1892)
Cercospora leaf spot of hydrangea
Pest Rating: B


Comment Period: 03/19/2026 through 05/03/2026


Download Pest Rating Profile


*NOTE

You must be registered and logged in to post a comment. If you have registered and have not received the registration confirmation, please contact us at permits[@]cdfa.ca.gov.

Posted by SK