{"id":254,"date":"2026-04-29T19:07:03","date_gmt":"2026-04-29T19:07:03","guid":{"rendered":"https:\/\/extension.colostate.edu\/park\/?page_id=254"},"modified":"2026-04-29T20:01:02","modified_gmt":"2026-04-29T20:01:02","slug":"yard-garden-horticulture","status":"publish","type":"page","link":"https:\/\/extension.colostate.edu\/park\/topics\/yard-garden-horticulture\/","title":{"rendered":"Yard, Garden, &amp; Horticulture"},"content":{"rendered":"\n<div class=\"wp-block-group c-breadcrumbs alignfull is-layout-flow wp-block-group-is-layout-flow\" style=\"margin-top:var(--wp--preset--spacing--40);margin-bottom:var(--wp--preset--spacing--40)\">\n<div class=\"wp-block-group container is-layout-flow wp-block-group-is-layout-flow\"><nav aria-label=\"breadcrumbs\" class=\"rank-math-breadcrumb\"><p><span class=\"last\">Home<\/span><\/p><\/nav>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull has-white-background-color has-background is-layout-constrained wp-block-group-is-layout-constrained\" style=\"margin-top:var(--wp--preset--spacing--50);margin-bottom:var(--wp--preset--spacing--50)\">\n<div class=\"wp-block-media-text has-media-on-the-right is-stacked-on-mobile is-vertically-aligned-center\"><div class=\"wp-block-media-text__content\">\n<h1 class=\"wp-block-heading\">Yard, Garden &amp; Horticulture<\/h1>\n\n\n\n<p class=\"has-medium-font-size\">Whether you\u2019re a beginning gardener or a seasoned green thumb \u2013 a houseplant hobbyist or a professional landscaper \u2013 CSU Extension offers trusted information, solutions, and region-specific tips and tools for your garden, lawn, and landscaping needs.<\/p>\n<\/div><figure class=\"wp-block-media-text__media\"><img decoding=\"async\" src=\"https:\/\/extension.colostate.edu\/denver\/wp-content\/uploads\/sites\/24\/2025\/11\/Landscaped-Yard.webp?w=1024\" alt=\"Aerial view of a landscaped yard\" class=\"wp-image-489 size-full\"\/><\/figure><\/div>\n<\/div>\n\n\n\n<hr aria-hidden=\"true\" class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\" style=\"margin-top:var(--wp--preset--spacing--80);margin-bottom:var(--wp--preset--spacing--80)\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<h2 class=\"wp-block-heading\">Noxious weed resources<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">CSU Extension publications<\/h3>\n\n\n\n<div class=\"wp-block-csu-content-selector--grid wp-block-csu-content-selector\" data-grid-columns=\"4\">\n\n\t\n<article class=\"grid-card c-card c-card--link-inherit c-card-post c-card-post--resource post-2063\">\n\n\t<a href=\"https:\/\/extension.colostate.edu\/resource\/canada-thistle\/\">\n\n\t\t<h2 class=\"c-card__label\">\n\t\t\tResearch\t\t<\/h2>\n\n\t\t<div class=\"c-card__content\">\n\n\t\t\t\t\t\t\t<h3 class=\"c-card__eyebrow is-style-eyebrow\">\n\t\t\t\t\tCrops\t\t\t\t<\/h3>\n\t\t\t\n\t\t\t<p class=\"c-card__heading\">\n\t\t\t\tCanada Thistle\t\t\t<\/p>\n\n\t\t<\/div>\n\n\t<\/a>\n\n<\/article>\n\n<article class=\"grid-card c-card c-card--link-inherit c-card-post c-card-post--resource post-24487\">\n\n\t<a href=\"https:\/\/extension.colostate.edu\/resource\/musk-thistle-management\/\">\n\n\t\t<h2 class=\"c-card__label\">\n\t\t\tResearch\t\t<\/h2>\n\n\t\t<div class=\"c-card__content\">\n\n\t\t\t\t\t\t\t<h3 class=\"c-card__eyebrow is-style-eyebrow\">\n\t\t\t\t\tCrops\t\t\t\t<\/h3>\n\t\t\t\n\t\t\t<p class=\"c-card__heading\">\n\t\t\t\tMusk Thistle Management\u00a0\t\t\t<\/p>\n\n\t\t<\/div>\n\n\t<\/a>\n\n<\/article>\n\n<article class=\"grid-card c-card c-card--link-inherit c-card-post c-card-post--resource post-19154\">\n\n\t<a href=\"https:\/\/extension.colostate.edu\/resource\/weed-management\/\">\n\n\t\t<h2 class=\"c-card__label\">\n\t\t\tGarden Notes\t\t<\/h2>\n\n\t\t<div class=\"c-card__content\">\n\n\t\t\t\t\t\t\t<h3 class=\"c-card__eyebrow is-style-eyebrow\">\n\t\t\t\t\tGarden &amp; Lawn Care\t\t\t\t<\/h3>\n\t\t\t\n\t\t\t<p class=\"c-card__heading\">\n\t\t\t\tWeed Management\t\t\t<\/p>\n\n\t\t<\/div>\n\n\t<\/a>\n\n<\/article>\n\n<article class=\"grid-card c-card c-card--link-inherit c-card-post c-card-post--resource post-18079\">\n\n\t<a href=\"https:\/\/extension.colostate.edu\/resource\/weeds\/\">\n\n\t\t<h2 class=\"c-card__label\">\n\t\t\tFeature\t\t<\/h2>\n\n\t\t<div class=\"c-card__content\">\n\n\t\t\t\t\t\t\t<h3 class=\"c-card__eyebrow is-style-eyebrow\">\n\t\t\t\t\tSmall Acreage Management\t\t\t\t<\/h3>\n\t\t\t\n\t\t\t<p class=\"c-card__heading\">\n\t\t\t\tWeeds\t\t\t<\/p>\n\n\t\t<\/div>\n\n\t<\/a>\n\n<\/article>\n\n<\/div>\n\n<\/div>\n\n\n\n<div style=\"height:60px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Additional resources<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/agsci.colostate.edu\/soiltestinglab\/\" target=\"_blank\" rel=\"noopener\">Soil Testing Lab<\/a><\/strong><\/li>\n\n\n\n<li><a href=\"https:\/\/agsci.colostate.edu\/agbio\/plantclinic\/\" target=\"_blank\" rel=\"noopener\"><strong>Plant Diagnostic Clinic<\/strong><\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.tellerparkcd.org\/noxious-weeds\" target=\"_blank\" rel=\"noopener\"><strong>Teller-Park Conservation District noxious weeds<\/strong><\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/ag.colorado.gov\/conservation\/noxious-weeds\" target=\"_blank\" rel=\"noopener\"><strong>Colorado Department of Agriculture noxious weeds<\/strong><\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/poisonousplants.cvmbs.colostate.edu\/plant\/12\" target=\"_blank\" rel=\"noopener\"><strong>Locoweed<\/strong><\/a><\/li>\n<\/ul>\n<\/div>\n\n\n\n<hr aria-hidden=\"true\" class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\" style=\"margin-top:var(--wp--preset--spacing--80);margin-bottom:var(--wp--preset--spacing--80)\">\n<h2 class=\"wp-block-heading\">Tree resources<\/h2>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<h3 class=\"wp-block-heading\">CSU Extension publications<\/h3>\n\n\n\n<div class=\"wp-block-csu-content-selector--grid wp-block-csu-content-selector\" data-grid-columns=\"4\">\n\n\t\n<article class=\"grid-card c-card c-card--link-inherit c-card-post c-card-post--resource post-17493\">\n\n\t<a href=\"https:\/\/extension.colostate.edu\/resource\/deciduous-shrubs\/\">\n\n\t\t<h2 class=\"c-card__label\">\n\t\t\tResearch\t\t<\/h2>\n\n\t\t<div class=\"c-card__content\">\n\n\t\t\t\t\t\t\t<h3 class=\"c-card__eyebrow is-style-eyebrow\">\n\t\t\t\t\tTrees, Shrubs &amp; Vines\t\t\t\t<\/h3>\n\t\t\t\n\t\t\t<p class=\"c-card__heading\">\n\t\t\t\tDeciduous Shrubs\t\t\t<\/p>\n\n\t\t<\/div>\n\n\t<\/a>\n\n<\/article>\n\n<article class=\"grid-card c-card c-card--link-inherit c-card-post c-card-post--resource post-15167\">\n\n\t<a href=\"https:\/\/extension.colostate.edu\/resource\/evergreen-trees\/\">\n\n\t\t<h2 class=\"c-card__label\">\n\t\t\tResearch\t\t<\/h2>\n\n\t\t<div class=\"c-card__content\">\n\n\t\t\t\t\t\t\t<h3 class=\"c-card__eyebrow is-style-eyebrow\">\n\t\t\t\t\tTrees, Shrubs &amp; Vines\t\t\t\t<\/h3>\n\t\t\t\n\t\t\t<p class=\"c-card__heading\">\n\t\t\t\tEvergreen Trees\t\t\t<\/p>\n\n\t\t<\/div>\n\n\t<\/a>\n\n<\/article>\n\n<article class=\"grid-card c-card c-card--link-inherit c-card-post c-card-post--resource post-3240\">\n\n\t<a href=\"https:\/\/extension.colostate.edu\/resource\/selecting-large-deciduous-trees\/\">\n\n\t\t<h2 class=\"c-card__label\">\n\t\t\tResearch\t\t<\/h2>\n\n\t\t<div class=\"c-card__content\">\n\n\t\t\t\t\t\t\t<h3 class=\"c-card__eyebrow is-style-eyebrow\">\n\t\t\t\t\tTrees, Shrubs &amp; Vines\t\t\t\t<\/h3>\n\t\t\t\n\t\t\t<p class=\"c-card__heading\">\n\t\t\t\tSelecting Large Deciduous Trees\t\t\t<\/p>\n\n\t\t<\/div>\n\n\t<\/a>\n\n<\/article>\n\n<article class=\"grid-card c-card c-card--link-inherit c-card-post c-card-post--resource post-5678\">\n\n\t<a href=\"https:\/\/extension.colostate.edu\/resource\/trees-and-shrubs-for-mountain-areas\/\">\n\n\t\t<h2 class=\"c-card__label\">\n\t\t\tResearch\t\t<\/h2>\n\n\t\t<div class=\"c-card__content\">\n\n\t\t\t\t\t\t\t<h3 class=\"c-card__eyebrow is-style-eyebrow\">\n\t\t\t\t\tTrees, Shrubs &amp; Vines\t\t\t\t<\/h3>\n\t\t\t\n\t\t\t<p class=\"c-card__heading\">\n\t\t\t\tTrees and Shrubs for Mountain Areas\t\t\t<\/p>\n\n\t\t<\/div>\n\n\t<\/a>\n\n<\/article>\n\n<\/div>\n\n<\/div>\n\n\n\n<div style=\"height:60px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Additional resources<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/csfs.colostate.edu\/seedling-tree-nursery\/planting-guide\/\" target=\"_blank\" rel=\"noopener\">Colorado State Forest Service planting guide<\/a><\/strong><\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull wp-block-pattern-highlight-bar has-accent-6-background-color has-background is-layout-constrained wp-block-group-is-layout-constrained\" style=\"padding-top:var(--wp--preset--spacing--20);padding-bottom:var(--wp--preset--spacing--20)\">\n<div class=\"wp-block-group is-content-justification-space-between is-layout-flex wp-container-core-group-is-layout-ceead2e9 wp-block-group-is-layout-flex\">\n<h2 class=\"wp-block-heading is-style-subheading\">Featured Programs<\/h2>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull is-style-brush-stroke-dark has-accent-1-background-color has-background is-layout-constrained wp-block-group-is-layout-constrained\" style=\"padding-bottom:var(--wp--preset--spacing--70)\">\n<div class=\"wp-block-csu-content-selector--grid wp-block-csu-content-selector\" data-grid-columns=\"3\">\n\n\t\n<article class=\"grid-card c-card--link-inherit c-card c-card-post c-card-post--offering post-12888\">\n\n\t<a href=\"https:\/\/online.colostate.edu\/badges\/land-stewardship\/\" target=\"_blank\" rel=\"noopener\">\n\n\t\t<div class=\"c-card__content\">\n\n\t\t\t<h3 class=\"c-card__eyebrow is-style-eyebrow\">\n\t\t\t\tNatural Resources\t\t\t<\/h3>\n\n\t\t\t<p class=\"c-card__heading\">\n\t\t\t\tLand Stewardship Training\t\t\t<\/p>\n\n\t\t\t\t\t\t\t<div class=\"c-card__summary\">\n\t\t\t\t\t<p>Discover strategies to manage your land now and plan for the future. Learn how to manage the water, soil, air, plants, and animals on your property in a more sustainable way.<\/p>\n\t\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\n\t<\/a>\n\n<\/article>\n\n<article class=\"grid-card c-card--link-inherit c-card c-card-post c-card-post--offering post-247\">\n\n\t<a href=\"https:\/\/extension.colostate.edu\/park\/offering\/park-county-master-gardener\/\">\n\n\t\t<div class=\"c-card__content\">\n\n\t\t\t<h3 class=\"c-card__eyebrow is-style-eyebrow\">\n\t\t\t\tGarden &amp; Landscape\t\t\t<\/h3>\n\n\t\t\t<p class=\"c-card__heading\">\n\t\t\t\tPark County Master Gardener\t\t\t<\/p>\n\n\t\t\t\n\t\t<\/div>\n\n\t<\/a>\n\n<\/article>\n\n<article class=\"grid-card c-card--link-inherit c-card c-card-post c-card-post--offering post-12907\">\n\n\t<a href=\"https:\/\/extension.colostate.edu\/grow-give\/\">\n\n\t\t<div class=\"c-card__content\">\n\n\t\t\t<h3 class=\"c-card__eyebrow is-style-eyebrow\">\n\t\t\t\tGarden &amp; Landscape\t\t\t<\/h3>\n\n\t\t\t<p class=\"c-card__heading\">\n\t\t\t\tGrow &#038; Give\t\t\t<\/p>\n\n\t\t\t\t\t\t\t<div class=\"c-card__summary\">\n\t\t\t\t\t<p>Join a unique program created to help educate home gardeners on how to grow in Colorado while connecting their backyard produce with Coloradans in need.<\/p>\n\t\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\n\t<\/a>\n\n<\/article>\n\n<\/div>\n\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-group alignfull has-gray-50-background-color has-background is-layout-constrained wp-container-core-group-is-layout-232c5566 wp-block-group-is-layout-constrained\" style=\"padding-top:var(--wp--preset--spacing--70);padding-right:var(--wp--preset--spacing--40);padding-bottom:var(--wp--preset--spacing--70);padding-left:var(--wp--preset--spacing--40)\">\n<div class=\"wp-block-columns are-vertically-aligned-center wp-container-content-9cfa9a5a is-layout-flex wp-container-core-columns-is-layout-fa584acd wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<h3 class=\"wp-block-heading\">Horticulture questions?<\/h3>\n\n\n\n<p>Our knowledgeable staff and volunteers are ready to help.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a tabindex=\"0\" class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/extension.colostate.edu\/park\/contact\/\">Contact Us<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Yard, Garden &amp; Horticulture Whether you\u2019re a beginning gardener or a seasoned green thumb \u2013 a houseplant hobbyist or a professional landscaper \u2013 CSU Extension offers trusted&#8230;<\/p>\n","protected":false},"author":14,"featured_media":0,"parent":193,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-254","page","type-page","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\/park\/wp-json\/wp\/v2\/pages\/254","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/extension.colostate.edu\/park\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/extension.colostate.edu\/park\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/extension.colostate.edu\/park\/wp-json\/wp\/v2\/users\/14"}],"replies":[{"embeddable":true,"href":"https:\/\/extension.colostate.edu\/park\/wp-json\/wp\/v2\/comments?post=254"}],"version-history":[{"count":17,"href":"https:\/\/extension.colostate.edu\/park\/wp-json\/wp\/v2\/pages\/254\/revisions"}],"predecessor-version":[{"id":282,"href":"https:\/\/extension.colostate.edu\/park\/wp-json\/wp\/v2\/pages\/254\/revisions\/282"}],"up":[{"embeddable":true,"href":"https:\/\/extension.colostate.edu\/park\/wp-json\/wp\/v2\/pages\/193"}],"wp:attachment":[{"href":"https:\/\/extension.colostate.edu\/park\/wp-json\/wp\/v2\/media?parent=254"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}