{"id":11692,"date":"2023-07-10T08:30:50","date_gmt":"2023-07-10T15:30:50","guid":{"rendered":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?p=11692"},"modified":"2023-09-22T11:20:03","modified_gmt":"2023-09-22T18:20:03","slug":"peronospora-sparsa-berk-1862-downy-mildew-of-cane-fruit-downy-mildew-of-rose","status":"publish","type":"post","link":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?p=11692","title":{"rendered":"Peronospora sparsa Berk. 1862 downy mildew of cane fruit; downy mildew of rose"},"content":{"rendered":"\n<h2 class=\"wp-block-heading has-text-align-center\"><br>California Pest Rating for<\/h2>\n\n\n\n<h4 class=\"wp-block-heading has-text-align-center\"><em>Peronospora sparsa<\/em> Berk. 1862 downy mildew of cane fruit; downy mildew of rose<br>Pest Rating: C<\/h4>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-fe48e5de wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/blogs.cdfa.ca.gov\/Section3162\/wp-content\/uploads\/2023\/07\/Peronospora-sparsa.pdf\">download pest rating<\/a><\/div>\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<p><span style=\"color: #ff0000;\"><strong>*NOTE<\/strong><\/span><\/p>\n\n\n<p class=\"wp-block-paragraph\">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.<\/p>\n\n\n<p><em>Posted by tn<\/em><\/p>","protected":false},"excerpt":{"rendered":"<p>California Pest Rating for Peronospora sparsa Berk. 1862 downy mildew of cane fruit; downy mildew of rosePest Rating: C *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 tn<\/p>\n","protected":false},"author":361,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[671,8,4,333],"tags":[],"class_list":["post-11692","post","type-post","status-publish","format-standard","hentry","category-c-rated","category-fungi","category-plant-pathology","category-ratings"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p5l8vQ-32A","jetpack-related-posts":[{"id":1176,"url":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?p=1176","url_meta":{"origin":11692,"position":0},"title":"Peronospora belbahrii (Downy mildew of basil)","author":"Admin","date":"October 12, 2015","format":false,"excerpt":"California Pest Rating for Peronospora belbahrii (Downy mildew of basil) Pest Rating: C PEST RATING PROFILE Initiating Event: During June 2014, Cheryl Blomquist, CDFA Plant Pathologist, detected Peronospora belbahrii in basil plants grown in a Nursery in Alameda County.\u00a0 The plants had been purchased from a different nursery in Sebastopol,\u2026","rel":"","context":"In &quot;Fungi&quot;","block_context":{"text":"Fungi","link":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?cat=8"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":1852,"url":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?p=1852","url_meta":{"origin":11692,"position":1},"title":"Peronospora digitalidis G\u00e4um, 1923","author":"Admin","date":"April 14, 2016","format":false,"excerpt":"California Pest Rating for Peronospora digitalidis G\u00e4um, 1923 Pest Rating: C PEST RATING PROFILE Initiating Event: On February 9, 2016, USDA\u2019s Animal and Plant Health Inspection Service (APHIS) notified the CDFA that the downy mildew pathogen, Peronospora digitalidis, was added on February 2, 2016, to their \u2018List of Pests no\u2026","rel":"","context":"In &quot;Fungi&quot;","block_context":{"text":"Fungi","link":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?cat=8"},"img":{"alt_text":"Foxglove, Downy Mildew Plant Symptoms","src":"https:\/\/i0.wp.com\/blogs.cdfa.ca.gov\/Section3162\/wp-content\/uploads\/2016\/04\/FoxgloveDownyMildewPlantSymptoms2Glass_by_Jenny-Glass-2011_pnwhandbooks.org_-300x260.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":11247,"url":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?p=11247","url_meta":{"origin":11692,"position":2},"title":"Bremia lactucae Regel 1843 downy mildew of lettuce","author":"Heather.Martin","date":"December 2, 2022","format":false,"excerpt":"California Pest Rating for Bremia lactucae Regel 1843 downy mildew of lettucePest Rating: C download pest rating *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 tn","rel":"","context":"In &quot;C-Rated&quot;","block_context":{"text":"C-Rated","link":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?cat=671"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":13851,"url":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?p=13851","url_meta":{"origin":11692,"position":3},"title":"Hyaloperonospora brassicae (G\u00e4umann) G\u00f6ker, Riethmuller, Voglmayr, Weiss &#038; Oberwinkler Brassica downy mildew","author":"Heather Martin","date":"April 22, 2025","format":false,"excerpt":"California Pest Rating Profile for Hyaloperonospora brassicae (G\u00e4umann) G\u00f6ker, Riethmuller, Voglmayr, Weiss & Oberwinkler Brassica downy mildew Pest Rating: C \u00a0 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\u2026","rel":"","context":"In &quot;C-Rated&quot;","block_context":{"text":"C-Rated","link":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?cat=671"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":14247,"url":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?p=14247","url_meta":{"origin":11692,"position":4},"title":"Phytophthora phaseoli Thaxt. (1889) Downy mildew of beans","author":"Heather Martin","date":"November 26, 2025","format":false,"excerpt":"California Pest Rating Profile for Phytophthora phaseoli Thaxt. (1889) Downy mildew of beans Pest Rating: B Comment Period: 11\/26\/2025 \u2013 01\/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\u2026","rel":"","context":"In &quot;B-Rated&quot;","block_context":{"text":"B-Rated","link":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?cat=670"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":1969,"url":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?p=1969","url_meta":{"origin":11692,"position":5},"title":"Plant Pathogens","author":"Admin","date":"May 13, 2016","format":false,"excerpt":"Plant diseases can be caused by several pathogenic microorganisms including fungi, bacteria, viruses, viroids, phytoplasmas and plant parasitic nematodes. In California, several plant pathogens have evolved with native plants and consequently, caused little damage. However, many other pathogens are either not present or have only been newly discovered within the\u2026","rel":"","context":"In &quot;Ratings&quot;","block_context":{"text":"Ratings","link":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?cat=333"},"img":{"alt_text":"Plant pathogens montage","src":"https:\/\/i0.wp.com\/blogs.cdfa.ca.gov\/Section3162\/wp-content\/uploads\/2016\/05\/plant-diseases-featured-image.jpg?fit=1038%2C588&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/blogs.cdfa.ca.gov\/Section3162\/wp-content\/uploads\/2016\/05\/plant-diseases-featured-image.jpg?fit=1038%2C588&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/blogs.cdfa.ca.gov\/Section3162\/wp-content\/uploads\/2016\/05\/plant-diseases-featured-image.jpg?fit=1038%2C588&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/blogs.cdfa.ca.gov\/Section3162\/wp-content\/uploads\/2016\/05\/plant-diseases-featured-image.jpg?fit=1038%2C588&ssl=1&resize=700%2C400 2x"},"classes":[]}],"_links":{"self":[{"href":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/index.php?rest_route=\/wp\/v2\/posts\/11692","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/index.php?rest_route=\/wp\/v2\/users\/361"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=11692"}],"version-history":[{"count":3,"href":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/index.php?rest_route=\/wp\/v2\/posts\/11692\/revisions"}],"predecessor-version":[{"id":12213,"href":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/index.php?rest_route=\/wp\/v2\/posts\/11692\/revisions\/12213"}],"wp:attachment":[{"href":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=11692"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11692"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11692"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}