{"id":501,"date":"2010-02-04T16:32:42","date_gmt":"2010-02-04T21:32:42","guid":{"rendered":"https:\/\/extension.umaine.edu\/cranberries\/?page_id=501"},"modified":"2019-02-05T16:29:28","modified_gmt":"2019-02-05T16:29:28","slug":"diseases","status":"publish","type":"page","link":"https:\/\/extension.umaine.edu\/cranberries\/grower-services\/diseases\/","title":{"rendered":"Cranberry Plant Diseases (and other ailments):"},"content":{"rendered":"<figure id=\"6120\" class=\"wp-caption alignright\"><a href=\"https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2019\/02\/Late-August-2009-048b.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-6120\" src=\"https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2019\/02\/Late-August-2009-048b-300x225.jpg\" alt=\"photo of three Maine cranberries and one of them is discolored (orange) due to fruit rot infection\" width=\"300\" height=\"225\" srcset=\"https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2019\/02\/Late-August-2009-048b-300x225.jpg 300w, https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2019\/02\/Late-August-2009-048b-768x576.jpg 768w, https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2019\/02\/Late-August-2009-048b-105x79.jpg 105w, https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2019\/02\/Late-August-2009-048b-317x238.jpg 317w, https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2019\/02\/Late-August-2009-048b-423x317.jpg 423w, https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2019\/02\/Late-August-2009-048b-634x476.jpg 634w, https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2019\/02\/Late-August-2009-048b-846x635.jpg 846w, https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2019\/02\/Late-August-2009-048b-500x375.jpg 500w, https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2019\/02\/Late-August-2009-048b.jpg 890w\" sizes=\"auto, (max-width: 320px) 85vw, (max-width: 768px) 67vw, (max-width: 1024px) 62vw,300px\" \/><\/a><figcaption class=\"wp-caption-text\"><span class=\"image-attribution\">C. Armstrong<\/span>Two healthy or at least asymptomatic cranberries with one that has been infected by cranberry fruit rot (topmost\/orange berry). Late August, 2009.<\/figcaption><\/figure>\n<ul>\n<li><a href=\"https:\/\/extension.umaine.edu\/cranberries\/grower-services\/diseases\/fruit-rot\/\" target=\"_blank\" rel=\"noopener\"><strong>Fruit Rot<\/strong><\/a><\/li>\n<li><strong>Upright Dieback Disease:<\/strong>\n<ul>\n<li><strong><a href=\"http:\/\/ag.umass.edu\/sites\/ag.umass.edu\/files\/fact-sheets\/pdf\/upright_and_runner_dieback.pdf\" target=\"_blank\" rel=\"noopener\">Upright Dieback (pdf)<\/a><\/strong> (UMass)<\/li>\n<li><a href=\"https:\/\/fruit.wisc.edu\/wp-content\/uploads\/sites\/36\/2011\/05\/Upright-dieback-vs.-Uprights-dying-back.pdf\" target=\"_blank\" rel=\"noopener\"><strong>Upright Dieback Disease (pdf)<\/strong><\/a> (versus uprights dying back for other reasons) (Univ. of Wisconsin-Madison)<\/li>\n<li><a href=\"https:\/\/fruit.webhosting.cals.wisc.edu\/wp-content\/uploads\/sites\/36\/2011\/05\/Upright-Dieback.pdf\" target=\"_blank\" rel=\"noopener\"><strong>Upright Dieback and Viscid Rot (pdf)<\/strong><\/a> (<em>Phomopsis vaccinii<\/em> is associated with both diseases) (Univ. of Wisconsin-Madison)<\/li>\n<\/ul>\n<\/li>\n<li><a href=\"https:\/\/extension.umaine.edu\/cranberries\/grower-services\/diseases\/viruses-in-cranberry\/\" rel=\"noopener\"><strong>Viruses<\/strong><\/a><\/li>\n<li><a href=\"https:\/\/extension.umaine.edu\/cranberries\/grower-services\/diseases\/cranberry-false-blossom-disease\/\"><strong>False Blossom<\/strong><\/a> (not yet observed in our current Maine cranberry plantings)<\/li>\n<li><a href=\"https:\/\/extension.umaine.edu\/cranberries\/grower-services\/diseases\/red-leaf-spot\/\"><strong>Red Leaf Spot<\/strong><\/a> (generally a minor disease)<\/li>\n<\/ul>\n<p><strong>Note:<\/strong> For plant disease diagnostic assistance, you can visit our <a href=\"https:\/\/extension.umaine.edu\/ipm\/ipddl\/\"><strong>University of Maine Cooperative Extension Plant Disease Diagnostic\u00a0Lab<\/strong><\/a>, where you&#8217;ll find a form and <a href=\"https:\/\/extension.umaine.edu\/ipm\/ipddl\/how-to-send-a-plant-sample\/\"><strong>instructions for submitting samples<\/strong><\/a> to us.<\/p>\n<h2>Some Abnormal Physiological Conditions:<\/h2>\n<ul>\n<li><a href=\"https:\/\/extension.umaine.edu\/cranberries\/grower-services\/yellow-vine-syndrome\/\"><strong>Yellow Vine Syndrome<\/strong><\/a><\/li>\n<li><a href=\"https:\/\/extension.umaine.edu\/cranberries\/grower-services\/diseases\/umbrella-bloom\/\"><strong>Umbrella Bloom<\/strong><\/a><\/li>\n<\/ul>\n<figure id=\"3282\" class=\"wp-caption alignnone\"><a href=\"https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2011\/08\/August-15th-2011-002.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3282\" src=\"https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2011\/08\/August-15th-2011-002-300x243.jpg\" alt=\"cranberries with hail damage located in Columbia Falls, Maine\" width=\"194\" height=\"157\" srcset=\"https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2011\/08\/August-15th-2011-002-300x243.jpg 300w, https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2011\/08\/August-15th-2011-002-768x621.jpg 768w, https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2011\/08\/August-15th-2011-002-105x85.jpg 105w, https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2011\/08\/August-15th-2011-002-317x256.jpg 317w, https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2011\/08\/August-15th-2011-002-423x342.jpg 423w, https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2011\/08\/August-15th-2011-002-634x513.jpg 634w, https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2011\/08\/August-15th-2011-002.jpg 780w\" sizes=\"auto, (max-width: 320px) 85vw, (max-width: 768px) 67vw, (max-width: 1024px) 62vw,194px\" \/><\/a><figcaption class=\"wp-caption-text\"><strong>Cranberries Damaged by Hail<\/strong> &#8211; August 15th, 2011 (Columbia Falls, Maine); hail damage is sometimes mistaken for fruit rot.<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Fruit Rot Upright Dieback Disease: Upright Dieback (pdf) (UMass) Upright Dieback Disease (pdf) (versus uprights dying back for other reasons) (Univ. of Wisconsin-Madison) Upright Dieback and Viscid Rot (pdf) (Phomopsis vaccinii is associated with both diseases) (Univ. of Wisconsin-Madison) Viruses False Blossom (not yet observed in our current Maine cranberry plantings) Red Leaf Spot (generally [&hellip;]<\/p>\n","protected":false},"author":60,"featured_media":0,"parent":372,"menu_order":4,"comment_status":"closed","ping_status":"closed","template":"templates\/page-withsidebar.php","meta":{"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-501","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Cranberry Plant Diseases (and other ailments): - Cooperative Extension: Cranberries - University of Maine Cooperative Extension<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/extension.umaine.edu\/cranberries\/grower-services\/diseases\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cranberry Plant Diseases (and other ailments): - Cooperative Extension: Cranberries - University of Maine Cooperative Extension\" \/>\n<meta property=\"og:description\" content=\"Fruit Rot Upright Dieback Disease: Upright Dieback (pdf) (UMass) Upright Dieback Disease (pdf) (versus uprights dying back for other reasons) (Univ. of Wisconsin-Madison) Upright Dieback and Viscid Rot (pdf) (Phomopsis vaccinii is associated with both diseases) (Univ. of Wisconsin-Madison) Viruses False Blossom (not yet observed in our current Maine cranberry plantings) Red Leaf Spot (generally [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/extension.umaine.edu\/cranberries\/grower-services\/diseases\/\" \/>\n<meta property=\"og:site_name\" content=\"Cooperative Extension: Cranberries\" \/>\n<meta property=\"article:modified_time\" content=\"2019-02-05T16:29:28+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2019\/02\/Late-August-2009-048b-300x225.jpg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/extension.umaine.edu\/cranberries\/grower-services\/diseases\/\",\"url\":\"https:\/\/extension.umaine.edu\/cranberries\/grower-services\/diseases\/\",\"name\":\"Cranberry Plant Diseases (and other ailments): - Cooperative Extension: Cranberries - University of Maine Cooperative Extension\",\"isPartOf\":{\"@id\":\"https:\/\/extension.umaine.edu\/cranberries\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/extension.umaine.edu\/cranberries\/grower-services\/diseases\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/extension.umaine.edu\/cranberries\/grower-services\/diseases\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2019\/02\/Late-August-2009-048b-300x225.jpg\",\"datePublished\":\"2010-02-04T21:32:42+00:00\",\"dateModified\":\"2019-02-05T16:29:28+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/extension.umaine.edu\/cranberries\/grower-services\/diseases\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/extension.umaine.edu\/cranberries\/grower-services\/diseases\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/extension.umaine.edu\/cranberries\/grower-services\/diseases\/#primaryimage\",\"url\":\"https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2019\/02\/Late-August-2009-048b.jpg\",\"contentUrl\":\"https:\/\/extension.umaine.edu\/cranberries\/wp-content\/uploads\/sites\/40\/2019\/02\/Late-August-2009-048b.jpg\",\"width\":890,\"height\":668,\"caption\":\"Two healthy cranberries with one that has been infected by cranberry fruit rot (topmost berry). 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