{"id":1600,"date":"2025-08-31T14:19:19","date_gmt":"2025-08-31T14:19:19","guid":{"rendered":"https:\/\/keyapa.com\/sp\/?p=1600"},"modified":"2026-04-17T23:15:11","modified_gmt":"2026-04-17T23:15:11","slug":"quick-2025-update-on-cogon-in-colorado","status":"publish","type":"post","link":"https:\/\/keyapa.com\/sp\/2025\/08\/31\/quick-2025-update-on-cogon-in-colorado\/","title":{"rendered":"Quick 2025 Update on Imperata cylindrica in Colorado"},"content":{"rendered":"\n<figure class=\"wp-block-image aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"535\" src=\"https:\/\/keyapa.com\/sp\/wp-content\/uploads\/2025\/08\/DSC_1344.jpg\" alt=\"Imperata cylindrica growing out of bushes and to its sides in Broomfield, CO.\" class=\"wp-image-1609\" srcset=\"https:\/\/keyapa.com\/sp\/wp-content\/uploads\/2025\/08\/DSC_1344.jpg 800w, https:\/\/keyapa.com\/sp\/wp-content\/uploads\/2025\/08\/DSC_1344-300x201.jpg 300w, https:\/\/keyapa.com\/sp\/wp-content\/uploads\/2025\/08\/DSC_1344-768x514.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Imperata cylindrica<\/em> growing out of bushes and to its sides in Broomfield, CO.<\/figcaption><\/figure>\n\n\n\n<p>I did a quick visit to the site of the cogon infestation that was reported in Colorado in 2023.<\/p>\n\n\n\n<p>The original article in 2023:<br><br><a href=\"https:\/\/poasession.blogspot.com\/2023\/07\/cogon-grass-in-colorado-alarming-case.html\">Cogon in Colorado: An Alarming Case of Natural Reversion from the Ornamental Variety<\/a><\/p>\n\n\n\n<p>Two years after being reported and treated, the infestation of cogon still managed to show itself. It looks like the cogon located outside the bushes was treated (and replaced with turf grass  &#8211; so some rhizomes may still be lurking underneath and pushing culms that are being trimmed), but the invasive rhizomes were already in the shrub to the right.<\/p>\n\n\n\n<p>The same cogon infestation in 2023:<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"800\" height=\"535\" src=\"https:\/\/keyapa.com\/sp\/wp-content\/uploads\/2025\/08\/DSC_0901.jpg\" alt=\"Imperata cylindrica in same location in 2023\" class=\"wp-image-1607\" srcset=\"https:\/\/keyapa.com\/sp\/wp-content\/uploads\/2025\/08\/DSC_0901.jpg 800w, https:\/\/keyapa.com\/sp\/wp-content\/uploads\/2025\/08\/DSC_0901-300x201.jpg 300w, https:\/\/keyapa.com\/sp\/wp-content\/uploads\/2025\/08\/DSC_0901-768x514.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Imperata cylindrica<\/em> in same location in 2023.<\/figcaption><\/figure>\n\n\n\n<p>Granted, there was less of the cogon in evidence, but perhaps Colorado should <a href=\"https:\/\/poasession.blogspot.com\/2023\/03\/mutual-assured-destruction-revisiting.html\" target=\"_blank\" rel=\"noreferrer noopener\">consider the nuke option, when it comes to this invasive species, as Florida does.<\/a><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"1000\" height=\"794\" src=\"https:\/\/keyapa.com\/sp\/wp-content\/uploads\/2025\/08\/DSC_0034.jpg\" alt=\"\" class=\"wp-image-2963\" srcset=\"https:\/\/keyapa.com\/sp\/wp-content\/uploads\/2025\/08\/DSC_0034.jpg 1000w, https:\/\/keyapa.com\/sp\/wp-content\/uploads\/2025\/08\/DSC_0034-300x238.jpg 300w, https:\/\/keyapa.com\/sp\/wp-content\/uploads\/2025\/08\/DSC_0034-768x610.jpg 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\"><em>Imperata cylindrica<\/em> inflorescence. Different location.<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>I did a quick visit to the site of the cogon infestation that was reported in Colorado in 2023. The original article in 2023: Cogon in Colorado: An Alarming Case of Natural Reversion from the Ornamental Variety Two years after being reported and treated, the infestation of cogon still managed to show itself. It looks&#8230;<\/p>\n","protected":false},"author":1,"featured_media":1609,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_siteseo_robots_primary_cat":"none","footnotes":""},"categories":[64,50],"tags":[19,20],"class_list":["post-1600","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-invasive","category-weeds","tag-imperata","tag-imperata-cylindrica"],"_links":{"self":[{"href":"https:\/\/keyapa.com\/sp\/wp-json\/wp\/v2\/posts\/1600","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/keyapa.com\/sp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/keyapa.com\/sp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/keyapa.com\/sp\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/keyapa.com\/sp\/wp-json\/wp\/v2\/comments?post=1600"}],"version-history":[{"count":11,"href":"https:\/\/keyapa.com\/sp\/wp-json\/wp\/v2\/posts\/1600\/revisions"}],"predecessor-version":[{"id":2966,"href":"https:\/\/keyapa.com\/sp\/wp-json\/wp\/v2\/posts\/1600\/revisions\/2966"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/keyapa.com\/sp\/wp-json\/wp\/v2\/media\/1609"}],"wp:attachment":[{"href":"https:\/\/keyapa.com\/sp\/wp-json\/wp\/v2\/media?parent=1600"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/keyapa.com\/sp\/wp-json\/wp\/v2\/categories?post=1600"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/keyapa.com\/sp\/wp-json\/wp\/v2\/tags?post=1600"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}