{"id":258,"date":"2026-02-12T22:39:13","date_gmt":"2026-02-12T22:39:13","guid":{"rendered":"https:\/\/extension.colostate.edu\/gilpin\/?post_type=resource-cpt&#038;p=258"},"modified":"2026-02-27T23:53:14","modified_gmt":"2026-02-27T23:53:14","slug":"oxeye-daisy","status":"publish","type":"resource-cpt","link":"https:\/\/extension.colostate.edu\/gilpin\/resource\/oxeye-daisy\/","title":{"rendered":"Oxeye Daisy"},"content":{"rendered":"\n<div class=\"wp-block-group wp-block-pattern-longform-content is-vertical is-layout-flex wp-container-core-group-is-layout-fe9cc265 wp-block-group-is-layout-flex\">\n<div class=\"wp-block-group wp-block-pattern-quick-facts has-gray-50-background-color has-background is-vertical is-layout-flex wp-container-core-group-is-layout-fe9cc265 wp-block-group-is-layout-flex\">\n<h3 class=\"wp-block-heading\">Noxious Weed Facts<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Oxeye daisy has a classic white daisy look. Usually solitary.<\/li>\n\n\n\n<li>Flowers are 1\u20133&#8243; wide with 15\u201330 white ray flowers.<\/li>\n\n\n\n<li>Reproduces by seed and root fragments. Seeds can stay viable 38+ years. One flower head can make up to 200 seeds.<\/li>\n\n\n\n<li>Hand-pull\/dig when soil is moist. Get as much root as possible. Bag\/dispose of flower heads.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<p>Oxeye daisy is a creeping, short-lived perennial that grows 10&#8243;-2&#8242; tall.<\/p>\n\n\n\n<p>The lower leaves are spoon-shaped, toothed, and with long leaf stem. Upper leaves are narrow, toothed, and clasp stem. Flowers are 1-3&#8243; in diameter, with 15 to 30 white ray flowers, and mostly solitary.<\/p>\n\n\n\n<p>One flower head can produce up to 200 seeds.<\/p>\n\n\n\n<p>Repeat hand pulling or digging when soil is moist and infestations are small. Oxeye daisy is fairly shallow rooted. Pull up as much of the root as possible. If removed during or after flowering, bag and dispose of flower heads.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"336\" height=\"422\" src=\"https:\/\/extension.colostate.edu\/gilpin\/wp-content\/uploads\/sites\/34\/2026\/02\/Oxeye-Daisy.jpg\" alt=\"Oxeye daisy flower\" class=\"wp-image-579\" srcset=\"https:\/\/extension.colostate.edu\/gilpin\/wp-content\/uploads\/sites\/34\/2026\/02\/Oxeye-Daisy.jpg 336w, https:\/\/extension.colostate.edu\/gilpin\/wp-content\/uploads\/sites\/34\/2026\/02\/Oxeye-Daisy.jpg?resize=239,300 239w\" sizes=\"auto, (max-width: 336px) 100vw, 336px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>This plant spreads vegetatively from roots, root fragments, or by seed. Seeds may be viable for up to 38 years or more. Infestation sites need to be monitored for at least 10 years after last flowering plant has been eliminated and treatments repeated when necessary.<\/p>\n\n\n\n<figure class=\"wp-block-image alignright size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/extension.colostate.edu\/gilpin\/wp-content\/uploads\/sites\/34\/2026\/01\/image_b45560.png\" alt=\"Shasta daisy (left) vs. Oxeye daisy (right)\" class=\"wp-image-259\" style=\"width:276px;height:auto\" srcset=\"https:\/\/extension.colostate.edu\/gilpin\/wp-content\/uploads\/sites\/34\/2026\/01\/image_b45560.png 768w, https:\/\/extension.colostate.edu\/gilpin\/wp-content\/uploads\/sites\/34\/2026\/01\/image_b45560.png?resize=225,300 225w, https:\/\/extension.colostate.edu\/gilpin\/wp-content\/uploads\/sites\/34\/2026\/01\/image_b45560.png?resize=600,800 600w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><figcaption class=\"wp-element-caption\">Shasta daisy (left) vs. Oxeye daisy (right)<\/figcaption><\/figure>\n\n\n\n<p><strong><a href=\"https:\/\/extension.colostate.edu\/gilpin\/contact\/\">Contact Gilpin County Extension<\/a><\/strong> for herbicide recommendations.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Important notes:<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Highly invasive<\/li>\n\n\n\n<li>Prolific seed production<\/li>\n\n\n\n<li>Pushes out native plants<\/li>\n<\/ul>\n<\/div>\n\n\n\n<hr aria-hidden=\"true\" class=\"wp-block-separator has-alpha-channel-opacity is-style-simple\"\/>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<h4 class=\"wp-block-heading\">State law information<\/h4>\n\n\n\n<p>If you live in a \u201ccontainment\u201d area, it does NOT mean you can let the daisy grow freely on your property. Containment means that you need to suppress the weed (reduce its vigor and seed production) and keep it from spreading any further. If at all possible, it should slowly be eradicated, but work must be done every year nonetheless.<\/p>\n\n\n\n<p>Native daisies and asters are good alternatives.<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Noxious Weed Facts Oxeye daisy is a creeping, short-lived perennial that grows 10&#8243;-2&#8242; tall. The lower leaves are spoon-shaped, toothed, and with long leaf stem. Upper leaves&#8230;<\/p>\n","protected":false},"author":45,"featured_media":0,"parent":0,"menu_order":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"area_tax":[],"county_tax":[127],"global-category_tax":[165,167],"global-offering_tax":[],"global-sub-category_tax":[287,325,360],"global-topic_tax":[375],"region_tax":[385],"resource-type_tax":[388],"class_list":["post-258","resource-cpt","type-resource-cpt","status-publish","hentry"],"pp_statuses_selecting_workflow":false,"pp_workflow_action":"current","pp_status_selection":"publish","pp_post_mime_type":"","acf":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/extension.colostate.edu\/gilpin\/wp-json\/wp\/v2\/resource-cpt\/258","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/extension.colostate.edu\/gilpin\/wp-json\/wp\/v2\/resource-cpt"}],"about":[{"href":"https:\/\/extension.colostate.edu\/gilpin\/wp-json\/wp\/v2\/types\/resource-cpt"}],"author":[{"embeddable":true,"href":"https:\/\/extension.colostate.edu\/gilpin\/wp-json\/wp\/v2\/users\/45"}],"version-history":[{"count":6,"href":"https:\/\/extension.colostate.edu\/gilpin\/wp-json\/wp\/v2\/resource-cpt\/258\/revisions"}],"predecessor-version":[{"id":655,"href":"https:\/\/extension.colostate.edu\/gilpin\/wp-json\/wp\/v2\/resource-cpt\/258\/revisions\/655"}],"wp:attachment":[{"href":"https:\/\/extension.colostate.edu\/gilpin\/wp-json\/wp\/v2\/media?parent=258"}],"wp:term":[{"taxonomy":"area_tax","embeddable":true,"href":"https:\/\/extension.colostate.edu\/gilpin\/wp-json\/wp\/v2\/area_tax?post=258"},{"taxonomy":"county_tax","embeddable":true,"href":"https:\/\/extension.colostate.edu\/gilpin\/wp-json\/wp\/v2\/county_tax?post=258"},{"taxonomy":"global-category_tax","embeddable":true,"href":"https:\/\/extension.colostate.edu\/gilpin\/wp-json\/wp\/v2\/global-category_tax?post=258"},{"taxonomy":"global-offering_tax","embeddable":true,"href":"https:\/\/extension.colostate.edu\/gilpin\/wp-json\/wp\/v2\/global-offering_tax?post=258"},{"taxonomy":"global-sub-category_tax","embeddable":true,"href":"https:\/\/extension.colostate.edu\/gilpin\/wp-json\/wp\/v2\/global-sub-category_tax?post=258"},{"taxonomy":"global-topic_tax","embeddable":true,"href":"https:\/\/extension.colostate.edu\/gilpin\/wp-json\/wp\/v2\/global-topic_tax?post=258"},{"taxonomy":"region_tax","embeddable":true,"href":"https:\/\/extension.colostate.edu\/gilpin\/wp-json\/wp\/v2\/region_tax?post=258"},{"taxonomy":"resource-type_tax","embeddable":true,"href":"https:\/\/extension.colostate.edu\/gilpin\/wp-json\/wp\/v2\/resource-type_tax?post=258"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}