{"product_id":"alternanthera-cardinalis","title":"Alternanthera Cardinalis","description":"\u003cp data-start=\"33\" data-end=\"464\"\u003e\u003cstrong data-start=\"33\" data-end=\"61\"\u003eAlternanthera cardinalis\u003c\/strong\u003e is a vibrant stem plant prized for its \u003cstrong data-start=\"101\" data-end=\"124\"\u003eintense red foliage\u003c\/strong\u003e, which creates a striking contrast against green plants in freshwater aquariums. Native to South America, it grows upright with narrow leaves and forms dense clusters, making it ideal for midground or background placement in planted tanks. Its vivid coloration makes it a favorite among aquascapers looking to add dramatic visual impact.\u003c\/p\u003e\n\u003cp data-start=\"466\" data-end=\"646\"\u003eThis plant is \u003cstrong data-start=\"480\" data-end=\"508\"\u003emoderate to high in care\u003c\/strong\u003e, performing best under \u003cstrong data-start=\"532\" data-end=\"580\"\u003estrong lighting and nutrient-rich conditions\u003c\/strong\u003e, including CO₂ supplementation to maintain deep red coloration.\u003c\/p\u003e\n\u003chr data-start=\"648\" data-end=\"651\"\u003e\n\u003ch3 data-start=\"653\" data-end=\"674\"\u003eCare Requirements\u003c\/h3\u003e\n\u003cul data-start=\"675\" data-end=\"854\"\u003e\n\u003cli data-start=\"675\" data-end=\"723\"\u003e\n\u003cp data-start=\"677\" data-end=\"723\"\u003e\u003cstrong data-start=\"677\" data-end=\"690\"\u003eLighting:\u003c\/strong\u003e High (essential for red color)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"724\" data-end=\"753\"\u003e\n\u003cp data-start=\"726\" data-end=\"753\"\u003e\u003cstrong data-start=\"726\" data-end=\"742\"\u003eTemperature:\u003c\/strong\u003e 22–28 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"754\" data-end=\"773\"\u003e\n\u003cp data-start=\"756\" data-end=\"773\"\u003e\u003cstrong data-start=\"756\" data-end=\"763\"\u003epH:\u003c\/strong\u003e 6.0–7.5\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"774\" data-end=\"811\"\u003e\n\u003cp data-start=\"776\" data-end=\"811\"\u003e\u003cstrong data-start=\"776\" data-end=\"792\"\u003eGrowth Rate:\u003c\/strong\u003e Moderate to Fast\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"812\" data-end=\"854\"\u003e\n\u003cp data-start=\"814\" data-end=\"854\"\u003e\u003cstrong data-start=\"814\" data-end=\"828\"\u003ePlacement:\u003c\/strong\u003e Midground to Background\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"856\" data-end=\"859\"\u003e\n\u003ch3 data-start=\"861\" data-end=\"885\"\u003eGrowth \u0026amp; Maintenance\u003c\/h3\u003e\n\u003cp data-start=\"886\" data-end=\"1210\"\u003eAlternanthera cardinalis grows quickly when provided with sufficient light and nutrients. \u003cstrong data-start=\"976\" data-end=\"996\"\u003eRegular trimming\u003c\/strong\u003e encourages bushier growth and prevents stems from becoming leggy. Propagation is simple: cut stems can be replanted to form new clusters. In lower light, leaves may turn greenish, losing their signature red hue.\u003c\/p\u003e\n\u003chr data-start=\"1212\" data-end=\"1215\"\u003e\n\u003ch3 data-start=\"1217\" data-end=\"1236\"\u003eAquascaping Use\u003c\/h3\u003e\n\u003cp data-start=\"1237\" data-end=\"1267\"\u003eThis plant is excellent for:\u003c\/p\u003e\n\u003cul data-start=\"1268\" data-end=\"1494\"\u003e\n\u003cli data-start=\"1268\" data-end=\"1330\"\u003e\n\u003cp data-start=\"1270\" data-end=\"1330\"\u003e\u003cstrong data-start=\"1270\" data-end=\"1295\"\u003eAdding bold red color\u003c\/strong\u003e to midground or background areas\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1331\" data-end=\"1376\"\u003e\n\u003cp data-start=\"1333\" data-end=\"1376\"\u003e\u003cstrong data-start=\"1333\" data-end=\"1374\"\u003eCreating dense, upright stem clusters\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1377\" data-end=\"1432\"\u003e\n\u003cp data-start=\"1379\" data-end=\"1432\"\u003e\u003cstrong data-start=\"1379\" data-end=\"1430\"\u003eProviding visual contrast against green foliage\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1433\" data-end=\"1494\"\u003e\n\u003cp data-start=\"1435\" data-end=\"1494\"\u003e\u003cstrong data-start=\"1435\" data-end=\"1478\"\u003eEnhancing the overall depth and texture\u003c\/strong\u003e of aquascapes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1496\" data-end=\"1499\"\u003e\n\u003cp data-start=\"1501\" data-end=\"1665\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cem data-start=\"1501\" data-end=\"1665\" data-is-last-node=\"\"\u003eA vibrant red stem plant that forms dense upright clusters, ideal for midground or background placement and adding dramatic color to freshwater planted aquariums.\u003c\/em\u003e\u003c\/p\u003e","brand":"Poseidon Aquatics And Plants","offers":[{"title":"Default Title","offer_id":44815881240798,"sku":"","price":17.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0645\/4768\/4574\/files\/Photo.png?v=1741200651","url":"https:\/\/poseidonaquaticsandplants.com\/products\/alternanthera-cardinalis","provider":"Poseidon Aquatics And Plants","version":"1.0","type":"link"}