{"id":29118,"date":"2025-07-23T09:00:28","date_gmt":"2025-07-23T13:00:28","guid":{"rendered":"https:\/\/news.maryland.gov\/mda\/?p=29118"},"modified":"2025-07-23T11:14:41","modified_gmt":"2025-07-23T15:14:41","slug":"box-tree-moth-confirmed-in-washington-county","status":"publish","type":"post","link":"https:\/\/news.maryland.gov\/mda\/press-release\/2025\/07\/23\/box-tree-moth-confirmed-in-washington-county\/","title":{"rendered":"Box Tree Moth Confirmed in Washington County"},"content":{"rendered":"<p dir=\"ltr\" style=\"text-align: left\"><a href=\"https:\/\/i0.wp.com\/news.maryland.gov\/mda\/wp-content\/uploads\/sites\/5\/2025\/07\/box-tree-moth-adult.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"29119\" data-permalink=\"https:\/\/news.maryland.gov\/mda\/press-release\/2025\/07\/23\/box-tree-moth-confirmed-in-washington-county\/attachment\/box-tree-moth-adult\/\" data-orig-file=\"https:\/\/i0.wp.com\/news.maryland.gov\/mda\/wp-content\/uploads\/sites\/5\/2025\/07\/box-tree-moth-adult.jpg?fit=1024%2C576&amp;ssl=1\" data-orig-size=\"1024,576\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"box-tree-moth-adult\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/news.maryland.gov\/mda\/wp-content\/uploads\/sites\/5\/2025\/07\/box-tree-moth-adult.jpg?fit=300%2C169&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/news.maryland.gov\/mda\/wp-content\/uploads\/sites\/5\/2025\/07\/box-tree-moth-adult.jpg?fit=760%2C428&amp;ssl=1\" class=\"alignnone size-medium wp-image-29119\" src=\"https:\/\/i0.wp.com\/news.maryland.gov\/mda\/wp-content\/uploads\/sites\/5\/2025\/07\/box-tree-moth-adult.jpg?resize=300%2C169\" alt=\"\" width=\"300\" height=\"169\" srcset=\"https:\/\/i0.wp.com\/news.maryland.gov\/mda\/wp-content\/uploads\/sites\/5\/2025\/07\/box-tree-moth-adult.jpg?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/news.maryland.gov\/mda\/wp-content\/uploads\/sites\/5\/2025\/07\/box-tree-moth-adult.jpg?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/news.maryland.gov\/mda\/wp-content\/uploads\/sites\/5\/2025\/07\/box-tree-moth-adult.jpg?w=1024&amp;ssl=1 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p dir=\"ltr\" style=\"text-align: left\"><strong><em><span style=\"font-family: 'times new roman', times, serif;font-size: 14pt\">First Detection of Pest in Maryland<\/span><\/em><\/strong><\/p>\n<p dir=\"ltr\"><span style=\"font-family: 'times new roman', times, serif;font-size: 12pt\"><strong>ANNAPOLIS, MD (July 23, 2025)<\/strong>&#8211; The <strong>Maryland Department of Agriculture <\/strong>and\u00a0<strong>USDA Animal and Plant Health Inspection Service (USDA APHIS)<\/strong> have confirmed the presence of <strong><a href=\"https:\/\/www.aphis.usda.gov\/plant-pests-diseases\/box-tree-moth\">box tree moth<\/a> (<em>Cydalima perspectalis<\/em>) <\/strong>in a state park in Washington County.\u00a0 This is the first detection of this destructive pest in Maryland.\u00a0\u00a0<\/span><\/p>\n<p dir=\"ltr\"><span style=\"font-family: 'times new roman', times, serif;font-size: 12pt\"><b>Maryland Park Service staff are working this week to remove and destroy the affected boxwoods that were found at Fort Frederick State Park as a way to prevent the spread of this invasive pest.<\/b><\/span><\/p>\n<p dir=\"ltr\"><span style=\"font-family: 'times new roman', times, serif;font-size: 12pt\">The box tree moth (BTM), a federally regulated insect, is a destructive pest of boxwoods, feeding primarily on them. They can produce multiple generations per year and, if left unchecked, can destroy the plant. BTM was first found in the United States in New York in 2021 and has rapidly spread with populations found in Delaware, New York, Massachusetts, Michigan, Ohio, Pennsylvania, and West Virginia.<\/span><\/p>\n<p dir=\"ltr\"><span style=\"font-family: 'times new roman', times, serif;font-size: 12pt\">Early detection is the key to preventing significant damage, loss and spread of the box tree moth. For information on how to identify and treat this pest please visit the University of Maryland Home and Garden Information Center <a href=\"https:\/\/extension.umd.edu\/programs\/environment-natural-resources\/program-areas\/home-and-garden-information-center\/\">website<\/a>.\u00a0<\/span><\/p>\n<p dir=\"ltr\"><span style=\"text-decoration: underline\"><strong><span style=\"font-family: 'times new roman', times, serif;font-size: 12pt\">What You Can Do<\/span><\/strong><\/span><\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\"><span style=\"font-family: 'times new roman', times, serif;font-size: 12pt\">Monitor boxwoods in your landscape, looking for defoliation, bark stripping and webbing with caterpillars.\u00a0<\/span><\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\"><span style=\"font-family: 'times new roman', times, serif;font-size: 12pt\">The caterpillars are lime-green with thin black stripes and can be difficult to see when small. Full grown caterpillars can grow to 1.5 inches.\u00a0 They are voracious feeders, and heavy infestations can completely defoliate host plants.\u00a0 Once the leaves are gone, they feed on the bark, eventually killing the plant.<\/span><\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\"><span style=\"font-family: 'times new roman', times, serif;font-size: 12pt\">Webbing, created by the caterpillars, is most noticeable.<\/span><\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\"><span style=\"font-family: 'times new roman', times, serif;font-size: 12pt\">Adult moths generally have white wings with a wide brown border.\u00a0 They are most active at night and may be hard to detect.\u00a0\u00a0<\/span><\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\"><span style=\"font-family: 'times new roman', times, serif;font-size: 12pt\">Infestations may not be noticeable until significant defoliation occurs.<\/span><\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\"><span style=\"font-family: 'times new roman', times, serif;font-size: 12pt\">Allow Maryland or Federal agricultural officials to inspect your boxwood plants and place detection traps.<\/span><\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\"><span style=\"font-family: 'times new roman', times, serif;font-size: 12pt\">Any infested material should be doubled bagged in plastic bags and placed in the trash.<\/span><\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\"><span style=\"font-family: 'times new roman', times, serif;font-size: 12pt\">Nursery owners should monitor their boxwoods and implement safeguards to limit pest risk. All licensed nurseries should report BTM detections to the Maryland Dept of Agriculture Nursery Inspection Program or reach out to their nursery inspector.<\/span><\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\"><span style=\"font-family: 'times new roman', times, serif;font-size: 12pt\">The department will be working with the <strong>Maryland Department of Natural Resources<\/strong> on a treatment plan for the positive boxwood plants found in the state park as well as USDA APHIS Plant Protection and Quarantine to develop a federal quarantine for the pest.<\/span><\/p>\n<p dir=\"ltr\"><span style=\"font-family: 'times new roman', times, serif;font-size: 12pt\">If you suspect your boxwoods may be infested with the box tree moth, please contact via email the Plant Protection and Weed Management program at <a href=\"mailto:ppwm.mda@maryland.gov\">ppwm.mda@maryland.gov<\/a>. Please attach a picture in your email.\u00a0\u00a0\u00a0<\/span><\/p>\n<p dir=\"ltr\"><i>Updated at 10:50 am on 7\/23\/2025<\/i><\/p>\n<p dir=\"ltr\" style=\"text-align: center\"><span style=\"font-family: 'times new roman', times, serif;font-size: 12pt\">###<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>First Detection of Pest in Maryland ANNAPOLIS, MD (July 23, 2025)&#8211; The Maryland Department of Agriculture and\u00a0USDA Animal and Plant Health Inspection Service (USDA APHIS) have confirmed the presence of box tree moth (Cydalima perspectalis) in a state park in Washington County.\u00a0 This is the first detection of this destructive pest in Maryland.\u00a0\u00a0 Maryland Park<a href=\"https:\/\/news.maryland.gov\/mda\/press-release\/2025\/07\/23\/box-tree-moth-confirmed-in-washington-county\/\">&nbsp;&nbsp;Read the Rest&#8230;<\/a><\/p>\n","protected":false},"author":222,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","_links_to":"","_links_to_target":""},"categories":[12],"tags":[],"class_list":["post-29118","post","type-post","status-publish","format-standard","hentry","category-press-release"],"acf":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/news.maryland.gov\/mda\/wp-json\/wp\/v2\/posts\/29118","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/news.maryland.gov\/mda\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/news.maryland.gov\/mda\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/news.maryland.gov\/mda\/wp-json\/wp\/v2\/users\/222"}],"replies":[{"embeddable":true,"href":"https:\/\/news.maryland.gov\/mda\/wp-json\/wp\/v2\/comments?post=29118"}],"version-history":[{"count":2,"href":"https:\/\/news.maryland.gov\/mda\/wp-json\/wp\/v2\/posts\/29118\/revisions"}],"predecessor-version":[{"id":29122,"href":"https:\/\/news.maryland.gov\/mda\/wp-json\/wp\/v2\/posts\/29118\/revisions\/29122"}],"wp:attachment":[{"href":"https:\/\/news.maryland.gov\/mda\/wp-json\/wp\/v2\/media?parent=29118"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/news.maryland.gov\/mda\/wp-json\/wp\/v2\/categories?post=29118"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/news.maryland.gov\/mda\/wp-json\/wp\/v2\/tags?post=29118"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}