{"product_id":"helanthium-tenellum-madeira","title":"ADA Helanthium tenellum ‘Madeira’","description":"\u003ch1\u003e\n\u003cstrong\u003eHelanthium tenellum ‘Madeira’\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eHelanthium tenellum ‘Madeira’\u003c\/strong\u003e is a stunning cultivar of the classic tenellum, offering a slightly taller, fuller, and more textured appearance than the standard variety. With its long, narrow, grass-like leaves that range from light green to reddish-brown depending on lighting and nutrients, it brings a lush and natural aesthetic to freshwater aquariums.\u003c\/p\u003e\n\u003cp\u003eThis variety is particularly appreciated for its ability to create smooth transitions between the foreground and midground, giving aquascapes a sense of depth and realism. Its fine, elegant leaves move beautifully with water flow, making it a favourite for both \u003cstrong\u003eNature-style\u003c\/strong\u003e and \u003cstrong\u003eDutch-style\u003c\/strong\u003e layouts.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eHow to Use in the Aquarium\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eHelanthium tenellum ‘Madeira’ is incredibly versatile. In smaller aquariums, it can form a dense foreground carpet, while in larger tanks, it’s ideal for the \u003cstrong\u003emidground or transitional zones\u003c\/strong\u003e. Plant it in small clumps a few centimetres apart — over time, it will send out runners that spread naturally, forming a vibrant carpet of flowing grass-like foliage.\u003c\/p\u003e\n\u003cp\u003eIt pairs beautifully with rocks, driftwood, and low carpeting plants such as \u003cstrong\u003eMonte Carlo\u003c\/strong\u003e or \u003cstrong\u003eEleocharis\u003c\/strong\u003e, creating a layered, natural look. Use it to soften hardscape lines or to add texture around larger focal stones.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eMaintenance\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThis plant thrives under \u003cstrong\u003emoderate to high lighting\u003c\/strong\u003e and benefits greatly from a \u003cstrong\u003enutrient-rich substrate\u003c\/strong\u003e such as aquasoil or regular root tabs. While \u003cstrong\u003eCO₂ injection\u003c\/strong\u003e isn’t essential, it will encourage faster, denser growth and deeper colouration.\u003c\/p\u003e\n\u003cp\u003eRegular trimming helps maintain a tidy appearance and prevents excessive vertical growth. Over time, runners will create a self-spreading carpet — simply replant new shoots where needed to shape your layout.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eEmersed Growth\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eHelanthium tenellum ‘Madeira’ can also be grown \u003cstrong\u003eemersed\u003c\/strong\u003e in humid environments such as paludariums or terrariums. In these conditions, the leaves often grow slightly broader and sturdier, maintaining their attractive grassy texture.\u003c\/p\u003e\n\u003cp\u003eWith good humidity and consistent moisture, it can produce a lush green mat that transitions beautifully between submerged and emersed areas — perfect for natural riparium or wabi-kusa setups.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eHelanthium tenellum ‘Madeira’ Growth Information\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cstyle\u003e\n.table_component {\n    overflow: auto;\n    width: 100%;\n}\n\n.table_component table {\n    border: 1px solid #dededf;\n    height: 100%;\n    width: 100%;\n    table-layout: fixed;\n    border-collapse: collapse;\n    border-spacing: 1px;\n    text-align: left;\n}\n\n.table_component caption {\n    caption-side: top;\n    text-align: left;\n}\n\n.table_component th {\n    border: 1px solid #dededf;\n    background-color: #eceff1;\n    color: #000000;\n    padding: 5px;\n}\n\n.table_component td {\n    border: 1px solid #dededf;\n    background-color: #ffffff;\n    color: #000000;\n    padding: 5px;\n}\n\u003c\/style\u003e\n\u003cdiv class=\"table_component\" role=\"region\" tabindex=\"0\"\u003e\n\u003ctable\u003e\n\u003ccaption\u003e\u003c\/caption\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003c!-- x-tinymce\/html --\u003e\u003cstrong\u003eHelanthium tenellum ‘Madeira’\u003c\/strong\u003e\n\u003c\/th\u003e\n\u003cth\u003e\u003cbr\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eDifficulty\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eEasy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eType\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eRosette\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eOrigin\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eCultivar\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cb\u003eGrowth Rate\u003c\/b\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003eModerate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eHeight\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e10-15cm+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eLight Demand\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eMedium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eCO2\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eRecommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"ADA","offers":[{"title":"Default Title","offer_id":56449494417782,"sku":"IC352","price":8.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0266\/5843\/9225\/files\/Helanthium-tenellum-Madeira.jpg?v=1760526938","url":"https:\/\/www.horizonaquatics.co.uk\/products\/helanthium-tenellum-madeira","provider":"horizon aquatics","version":"1.0","type":"link"}