{"id":32593,"date":"2026-05-19T17:28:57","date_gmt":"2026-05-19T21:28:57","guid":{"rendered":"https:\/\/www.novaextermination.com\/extermination\/mealworms\/"},"modified":"2026-07-20T12:25:08","modified_gmt":"2026-07-20T16:25:08","slug":"mealworms","status":"publish","type":"extermination","link":"https:\/\/www.novaextermination.com\/en\/extermination\/mealworms\/","title":{"rendered":"Mealworms"},"content":{"rendered":"\n<!--NOVA_RATING_START--><div class=\"nova-rating-src\" hidden=\"\"><a href=\"https:\/\/search.google.com\/local\/reviews?placeid=ChIJrwH6caP-yEwR6PfHI875QhI\" target=\"_blank\" rel=\"noopener nofollow\" class=\"nova-rating-link\"><span class=\"rstars\">\u2605\u2605\u2605\u2605\u2605<\/span><span class=\"rtext\">4.9\/5 \u2022 203 Google reviews<\/span><\/a><\/div><style>.nova-rating-hero<span>text-align:center;margin:12px auto 4px;position:relative;z-index:3.nova-rating-hero .nova-rating-link<span>text-decoration:none;display:inline-block.nova-rating-hero .rstars<span>font-size:27px;letter-spacing:4px;line-height:1;filter:drop-shadow(0 1px 3px rgba(0,0,0,.5)).nova-rating-hero .rstars,.nova-hero-live .nova-rating-hero .rstars<span>color:#FBBC05!important.nova-rating-hero .rtext<span>display:block;color:#fff;font-weight:700;font-size:16px;margin-top:5px;text-shadow:0 1px 5px rgba(0,0,0,.6)<\/style><script>(function(){var S=document.querySelectorAll('.nova-rating-src');var node=S[S.length-1];if(!node)return;function init()<span>if(node.__rdone)return;var h1=document.querySelector('h1');if(!h1)return;node.__rdone=1;var b=document.createElement('div');b.className='nova-rating-hero';b.innerHTML=node.innerHTML;var anchor=h1.closest('.elementor-widget')||h1;anchor.parentNode.insertBefore(b,anchor.nextSibling);if(document.readyState!=='loading')init();else document.addEventListener('DOMContentLoaded',init);window.addEventListener('load',init);})();<\/script><script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\/\", \"@type\": \"Product\", \"name\": \"T\u00e9n\u00e9brions\", \"description\": \"Service d'extermination : T\u00e9n\u00e9brions. Nova Extermination, exterminateur certifie sur la Rive-Sud de Montreal et en Monteregie.\", \"brand\": <span>\"@type\": \"Brand\", \"name\": \"Nova Extermination\", \"aggregateRating\": <span>\"@type\": \"AggregateRating\", \"ratingValue\": \"4.9\", \"reviewCount\": \"203\", \"bestRating\": \"5\", \"worstRating\": \"1\"<\/script><!--NOVA_RATING_END-->\n<p>Contaminates cereal and flour stocks (droppings, moulting), hollows out rigid foam insulation (erodes thermal insulation), a major problem in poultry farming (compromises bird health and health compliance).<\/p>\n<p>Nova Extermination treats mealworm beetle (<em>Tenebrio molitor for mealworms, Alphitobius diaperinus for chicken barn mealworms<\/em>) on the South Shore of Montreal, with a protocol adapted to the biological cycle of the species and a guarantee adapted to the case may be. License RBQ 5734 75930 01. <\/p>\n<h2>How to recognize mealworm beetle<\/h2>\n<p>Correctly identifying the pest is the first step in a long-lasting treatment. Incorrect identification, for example confusing German cockroach and oriental cockroach or confusing native ladybug and Asian ladybug, leads to inappropriate treatment and recurrence within a few weeks. If you are hesitating, compare it with our fact sheet on <a href=\"https:\/\/www.novaextermination.com\/en\/insects\/cockroach\/\">cockroach extermination<\/a> or send us a photo by text at 514 666 6682.  <\/p>\n<h3>Quick Identification Sheet<\/h3>\n<table class=\"nova-id-card\">\n<tbody>\n<tr>\n<td><strong>Adult appearance<\/strong><\/td>\n<td>12 to 18 mm, glossy black, yellow-brown larvae 25 to 30 mm<\/td>\n<\/tr>\n<tr>\n<td><strong>Preferred habitat<\/strong><\/td>\n<td>grows in cereals, flour, barns, chicken coops, foam insulation, dry and warm places<\/td>\n<\/tr>\n<tr>\n<td><strong>Life cycle<\/strong><\/td>\n<td>full cycle 3 to 6 months depending on temperature, eggs deposited in cracks in wood or foodstuffs<\/td>\n<\/tr>\n<tr>\n<td><strong>Typical damage<\/strong><\/td>\n<td>contaminates cereal and meal stocks (droppings, moulting), hollows out rigid foam insulation (erodes thermal insulation), major problem in poultry farming (compromises bird health and health compliance)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Store a dead specimen in a closed plastic bag if possible. Our technician confirms the species at the beginning of the visit, which determines the protocol and duration of the treatment. <\/p>\n<h2>Signs of an active infestation<\/h2>\n<ul>\n<li>Presence of live individuals during the day (usually a sign of an established infestation)<\/li>\n<li>Moulting, exuviae or corpses found in the nooks and crannies<\/li>\n<li>Eggs or egg capsules (for cockroaches, mealworms)<\/li>\n<li>Persistent characteristic smell (cockroaches, bedbugs)<\/li>\n<li>Traces of droppings on storage areas<\/li>\n<li>For biters (mosquitoes, bedbugs): recent skin marks on occupants<\/li>\n<\/ul>\n<p>The earlier the diagnosis, the less treatment costs. An infestation detected in 5 individuals can be treated in 1 visit. With 50 individuals, count 2 to 3 visits.  <\/p>\n<h2>Life cycle and spread<\/h2>\n<p>Complete cycle 3 to 6 months depending on the temperature, eggs deposited in cracks in wood or foodstuffs.<\/p>\n<p>Understanding this cycle is essential: a treatment that covers only adults (e.g. a surface sprayer) leaves the eggs intact. Two weeks later, the infestation resumed. Our protocol covers THE entire incubation period, which explains the follow-up visit provided for in the package.  <\/p>\n<h2>Our treatment method<\/h2>\n<p>Careful inspection of storage points and warm zones, removal and destruction of contaminated foodstuffs, residual treatment of cracks and floor joints, installation of pheromone traps for monitoring, treatment of targeted insulation by injection (renovation if advanced destruction).<\/p>\n<p><strong>Total duration:<\/strong> diagnosis 1 hour, initial treatment 2 hours, mandatory follow-up at 6 weeks.<\/p>\n<h3>Why we avoid aggressive spraying<\/h3>\n<p>A wide spray may seem effective, but it disperses the colony to other areas (repulsion effect) and complicates the final treatment. Our approach: targeted bait in gel or in stations, residual treatment only where necessary, and zero product on food preparation or coating surfaces. <\/p>\n<h2>Underwriting and Inspection<\/h2>\n<p>Here are the service variants we offer for this need:<\/p>\n<ul>\n<li>Inspection and treatment of residential storage area<\/li>\n<li>Commercial poultry farming (poultry house or farming)<\/li>\n<\/ul>\n<h3>What influences the quote<\/h3>\n<ul>\n<li>Surface or volume to be treated<\/li>\n<li>Extent of the infestation or situation<\/li>\n<li>Accessibility of the areas concerned<\/li>\n<li>Response time requested (planned or emergency)<\/li>\n<li>Scope of the desired warranty<\/li>\n<li>Documentation required for insurer, notary or audit<\/li>\n<\/ul>\n<p>The inspection is <strong>non-binding<\/strong>. We evaluate on site (or by phone as the case may be) and give you a written estimate adapted to your building before any work begins. No unpleasant surprises at the end.  <\/p>\n<h2>What you can do before our tour<\/h2>\n<ul>\n<li><strong>Do not use any aerosol products<\/strong> in infested areas: this disperses insects and distorts our diagnosis<\/li>\n<li><strong>Do not move furniture<\/strong> or appliances (technicians want to see them in their normal position)<\/li>\n<li><strong>Store a dead specimen<\/strong> in a closed plastic bag to confirm the species<\/li>\n<li><strong>Note where and when<\/strong> you observe insects (useful for targeting treatment)<\/li>\n<li><strong>For bed bugs specifically<\/strong> : do not throw away the mattress before we come, this complicates the quote and can spread the infestation<\/li>\n<\/ul>\n<h2>Common mistakes to avoid<\/h2>\n<ul>\n<li><strong>Buy consumer products<\/strong> : they kill a few visible adults but are rarely effective over the entire cycle<\/li>\n<li><strong>Multiplying home treatments<\/strong> : creates resistance in certain populations, complicates our protocols afterwards<\/li>\n<li><strong>Wait for it to pass<\/strong> : the population doubles every 28 days for most species, the cost of treatment too<\/li>\n<li><strong>Do not report to neighbours<\/strong> (in condominiums or triplexes): the infestation returns if neighbouring units are not treated<\/li>\n<\/ul>\n<h2>Questions<\/h2>\n<h3>How did the mealworms come to my house?<\/h3>\n<p>Most often by contaminated cereals or flours from infested stocks. Also by migration from a nearby attic, chicken coop or barn. <\/p>\n<h3>Does mealworm really damage foam insulation?<\/h3>\n<p>Yes, the mealworm digs galleries in the rigid foam insulation, reducing thermal performance. Massive galleries may require replacement. <\/p>\n<h3>Is this insect dangerous to human health?<\/h3>\n<p>Not directly (no bite, no venom). The main risk is contamination of stored foodstuffs and loss of economic stock. <\/p>\n<h3>Is my chicken coop at risk?<\/h3>\n<p>The chicken coop mealworm (Alphitobius diaperinus) is a scourge of poultry farming. We offer protocols specific to agricultural facilities, in conjunction with your veterinarian. <\/p>\n<h3>How long before mealworm beetle is completely eliminated?<\/h3>\n<p>Allow 2 to 6 weeks depending on the species&#8217; cycle. A visible reduction appears from the first week. Complete elimination occurs after all the eggs present have hatched and the second wave has been treated.  <\/p>\n<h3>What exactly does the written warranty cover?<\/h3>\n<p>Recurrence on the same species in the treated area during the indicated period (typically 60 to 90 days for mealworm beetle). If the infestation returns, we schedule a follow-up according to the conditions of your warranty. <\/p>\n<h2>Contact Nova Extermination<\/h2>\n<p>Inspection within 24 hours, quick intervention. Intervention the next day. Coverage assessed on a case-by-case basis, depending on the condition of the building. Call <strong>514 666 6682<\/strong> or fill out the mealworm beetle contact form.   <\/p>\n<p><small>Nova Extermination, RBQ license 5734 75930 01. Service 7 days a week, including public holidays. Health Canada Licensed Products.  <\/small><\/p>\n\n<!--NOVA_FAQ_START--><style>.nova-faq<span>max-width:900px;margin:44px auto;padding:0 16px;font-family:'Inter',sans-serif.nova-faq__title<span>font-family:'Montserrat',sans-serif;font-size:28px;font-weight:700;color:#BF1E2E;text-align:center;margin:0 0 26px.nova-faq__item<span>border:1px solid #ececec;border-radius:10px;margin-bottom:12px;background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.04);overflow:hidden.nova-faq__item[open]<span>box-shadow:0 6px 18px rgba(0,0,0,.09).nova-faq__q<span>font-family:'Montserrat',sans-serif;font-weight:600;font-size:17px;color:#1a1a1a;padding:18px 52px 18px 20px;cursor:pointer;list-style:none;position:relative.nova-faq__q::-webkit-details-marker<span>display:none.nova-faq__q::after<span>content:'+';position:absolute;right:20px;top:50%;transform:translateY(-50%);font-size:26px;line-height:1;color:#BF1E2E;font-weight:400;transition:transform .2s.nova-faq__item[open] .nova-faq__q::after<span>content:'\\2212'.nova-faq__a<span>padding:2px 20px 20px;color:#444;font-size:16px;line-height:1.65.nova-faq__a p<span>margin:0\/* remplace la FAQ generique du gabarit sur les pages de service *\/.elementor-element-a5f60a6<span>display:none!important<\/style><section class=\"nova-faq\" aria-label=\"Foire aux questions\"><h2 class=\"nova-faq__title\">Frequently Asked Questions: Mealworms<\/h2><details class=\"nova-faq__item\"><summary class=\"nova-faq__q\">What is a mealworm and where is it found in the house?<\/summary><div class=\"nova-faq__a\"><p>Mealworms are dark brown to black beetles, several species of which attack stored commodities such as flour, cereals and grains. They are found in pantries, but also some species near buildings, insulation or attics. Their larvae, in the form of small worms, develop directly in the infested products.  <\/p><\/div><\/details><details class=\"nova-faq__item\"><summary class=\"nova-faq__q\">How do I know if my food is infested with mealworms?<\/summary><div class=\"nova-faq__a\"><p>Signs include adults walking in cupboards, larvae in flour or grains, as well as clumped grains or abnormal texture of produce. An unusual smell can also accompany an advanced infestation. Inspecting open packages and products left at the bottom of the pantry often helps to spot the source.  <\/p><\/div><\/details><details class=\"nova-faq__item\"><summary class=\"nova-faq__q\">How to prevent and treat a mealworm infestation?<\/summary><div class=\"nova-faq__a\"><p>The first step is to identify and dispose of infested food, then thoroughly clean the cabinets and store the food in airtight containers. Our technician then treats the cracks and nooks and crannies with approved products and identifies the source to prevent propagation. In both Saint-Hyacinthe and Longueuil, this control combines hygiene and targeted treatment.  <\/p><\/div><\/details><details class=\"nova-faq__item\"><summary class=\"nova-faq__q\">Are mealworms dangerous to health?<\/summary><div class=\"nova-faq__a\"><p>They do not sting or pose a serious direct danger, but they do contaminate food with their larvae, moults and feces, making food unfit for consumption. The main issue is therefore food loss and the safety of the pantry. An ignored infestation can spread to several dry products.  <\/p><\/div><\/details><details class=\"nova-faq__item\"><summary class=\"nova-faq__q\">How much does a darkling beetle treatment cost?<\/summary><div class=\"nova-faq__a\"><p>The price is established on the basis of an evaluation, depending on the extent of the situation and the extent of the infestation in the storage areas. Since the source can be hidden in several products or corners, an inspection is necessary before setting a price. The amount is communicated to you before the intervention, our services being paid.  <\/p><\/div><\/details><details class=\"nova-faq__item\"><summary class=\"nova-faq__q\">Can you get rid of mealworms completely?<\/summary><div class=\"nova-faq__a\"><p>We aim for sustainable results that are assessed on a case-by-case basis: success depends very much on the disposal of infested food and good storage practices. By combining treatment, cleaning and airtight containers, the risk of recurrence is greatly reduced. Our technician will advise you on the preventive measures to maintain in your pantry.  <\/p><\/div><\/details><\/section><script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Qu'est-ce qu'un t\u00e9n\u00e9brion et o\u00f9 le trouve-t-on dans la maison?\", \"acceptedAnswer\": <span>\"@type\": \"Answer\", \"text\": \"Les t\u00e9n\u00e9brions sont des col\u00e9opt\u00e8res brun fonc\u00e9 \u00e0 noirs dont plusieurs esp\u00e8ces s'attaquent aux denr\u00e9es entrepos\u00e9es comme la farine, les c\u00e9r\u00e9ales et les grains. On les retrouve dans les garde-manger, mais aussi certaines esp\u00e8ces pr\u00e8s des b\u00e2timents, des isolants ou des greniers. Leurs larves, en forme de petits vers, se d\u00e9veloppent directement dans les produits infest\u00e9s.\", {\"@type\": \"Question\", \"name\": \"Comment savoir si mes denr\u00e9es sont infest\u00e9es par des t\u00e9n\u00e9brions?\", \"acceptedAnswer\": <span>\"@type\": \"Answer\", \"text\": \"Les signes incluent la pr\u00e9sence d'adultes qui marchent dans les armoires, de larves dans la farine ou les c\u00e9r\u00e9ales, ainsi que des grains agglom\u00e9r\u00e9s ou une texture anormale des produits. Une odeur inhabituelle peut aussi accompagner une infestation avanc\u00e9e. Inspecter les emballages ouverts et les produits oubli\u00e9s au fond du garde-manger permet souvent de rep\u00e9rer la source.\", {\"@type\": \"Question\", \"name\": \"Comment pr\u00e9venir et traiter une infestation de t\u00e9n\u00e9brions?\", \"acceptedAnswer\": <span>\"@type\": \"Answer\", \"text\": \"La premi\u00e8re \u00e9tape consiste \u00e0 rep\u00e9rer et jeter les denr\u00e9es infest\u00e9es, puis \u00e0 nettoyer soigneusement les armoires et \u00e0 ranger les aliments dans des contenants herm\u00e9tiques. Notre technicien traite ensuite les fissures et recoins avec des produits homologu\u00e9s et identifie la source pour \u00e9viter la propagation. \u00c0 Saint-Hyacinthe comme \u00e0 Longueuil, ce contr\u00f4le combine hygi\u00e8ne et traitement cibl\u00e9.\", {\"@type\": \"Question\", \"name\": \"Les t\u00e9n\u00e9brions sont-ils dangereux pour la sant\u00e9?\", \"acceptedAnswer\": <span>\"@type\": \"Answer\", \"text\": \"Ils ne piquent pas et ne pr\u00e9sentent pas de danger direct grave, mais ils contaminent les aliments avec leurs larves, mues et excr\u00e9ments, rendant les denr\u00e9es impropres \u00e0 la consommation. Le principal enjeu est donc la perte alimentaire et la salubrit\u00e9 du garde-manger. Une infestation ignor\u00e9e peut se propager \u00e0 plusieurs produits secs.\", {\"@type\": \"Question\", \"name\": \"Combien co\u00fbte un traitement contre les t\u00e9n\u00e9brions?\", \"acceptedAnswer\": <span>\"@type\": \"Answer\", \"text\": \"Le prix est \u00e9tabli sur \u00e9valuation, selon l'ampleur de la situation et l'\u00e9tendue de l'infestation dans les zones de stockage. Comme la source peut se cacher dans plusieurs produits ou recoins, une inspection est n\u00e9cessaire avant de fixer un tarif. Le montant vous est communiqu\u00e9 avant l'intervention, nos services \u00e9tant payants.\", {\"@type\": \"Question\", \"name\": \"Peut-on se d\u00e9barrasser compl\u00e8tement des t\u00e9n\u00e9brions?\", \"acceptedAnswer\": <span>\"@type\": \"Answer\", \"text\": \"Nous visons des r\u00e9sultats durables \u00e9valu\u00e9s au cas par cas: le succ\u00e8s d\u00e9pend beaucoup de l'\u00e9limination des denr\u00e9es infest\u00e9es et des bonnes pratiques d'entreposage. En combinant traitement, nettoyage et contenants herm\u00e9tiques, on r\u00e9duit fortement le risque de r\u00e9cidive. Notre technicien vous conseille sur les mesures pr\u00e9ventives \u00e0 maintenir dans votre garde-manger.\"]}<\/script><!--NOVA_FAQ_END-->\n","protected":false},"excerpt":{"rendered":"<p>Elimination of mealworms in storage areas, poultry houses or contaminated insulation. Adapted poultry protocols and agri-food HACCP certifications. <\/p>\n","protected":false},"featured_media":30343,"template":"","meta":{"_acf_changed":false,"_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","_seopress_news_disabled":"","_seopress_video_disabled":"","_seopress_video":[],"_seopress_pro_schemas_manual":[],"_seopress_pro_rich_snippets_disable_all":"","_seopress_pro_rich_snippets_disable":[],"_seopress_pro_schemas":[],"yasr_overall_rating":0,"yasr_post_is_review":"","yasr_auto_insert_disabled":"","yasr_review_type":""},"extermination_animaux":[],"class_list":["post-32593","extermination","type-extermination","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Darkling Beetle Extermination | Nova Extermination | HACCP poultry farming<\/title>\n<meta name=\"description\" content=\"Extermination of mealworms (Tenebrio molitor, Alphitobius diaperinus). 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