{"product_id":"echinodorus-x-barthii-large-immersed-potted-plant","title":"Echinodorus x 'Barthii' - Large Immersed Potted Plant","description":"\u003cp data-start=\"141\" data-end=\"524\"\u003e\u003cstrong\u003eEchinodorus × 'Barthii'\u003c\/strong\u003e (Commonly sold as \"\u003cstrong\u003eRose Sword\u003c\/strong\u003e\" and \"\u003cstrong\u003eBarthii Sword\u003c\/strong\u003e\") is a striking red sword renowned for its bold, arching leaves and dependable growth. A true statement plant, it develops broad rosettes with copper-red to deep burgundy tones that intensify under good light and nutrition. Hardy and adaptable, it suits medium to large aquariums where a dramatic background or off-centre focal point is desired.\u003c\/p\u003e\n\u003cp data-start=\"526\" data-end=\"556\"\u003e\u003cstrong data-start=\"526\" data-end=\"554\"\u003ePhysical characteristics\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"557\" data-end=\"859\"\u003e\n\u003cli data-start=\"557\" data-end=\"657\"\u003e\n\u003cp data-start=\"559\" data-end=\"657\"\u003e\u003cstrong data-start=\"559\" data-end=\"579\"\u003eHeight \u0026amp; spread:\u003c\/strong\u003e Typically \u003cstrong data-start=\"590\" data-end=\"602\"\u003e35–60 cm\u003c\/strong\u003e tall, \u003cstrong data-start=\"609\" data-end=\"621\"\u003e25–40 cm\u003c\/strong\u003e wide (larger in rich substrates).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"658\" data-end=\"766\"\u003e\n\u003cp data-start=\"660\" data-end=\"766\"\u003e\u003cstrong data-start=\"660\" data-end=\"669\"\u003eForm:\u003c\/strong\u003e Dense \u003cstrong data-start=\"676\" data-end=\"687\"\u003erosette\u003c\/strong\u003e with long, lanceolate leaves; new leaves emerge reddish and darken with age.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"767\" data-end=\"859\"\u003e\n\u003cp data-start=\"769\" data-end=\"859\"\u003e\u003cstrong data-start=\"769\" data-end=\"790\"\u003eColour \u0026amp; texture:\u003c\/strong\u003e Copper, ruby or wine-red with a satin sheen; greener in lower light.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"861\" data-end=\"888\"\u003e\u003cstrong data-start=\"861\" data-end=\"886\"\u003eAquarium requirements\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"889\" data-end=\"1460\"\u003e\n\u003cli data-start=\"889\" data-end=\"1010\"\u003e\n\u003cp data-start=\"891\" data-end=\"1010\"\u003e\u003cstrong data-start=\"891\" data-end=\"904\"\u003eLighting:\u003c\/strong\u003e \u003cstrong data-start=\"905\" data-end=\"922\"\u003eModerate–high\u003c\/strong\u003e brings out red tones and compact form; will tolerate moderate light once established.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1011\" data-end=\"1091\"\u003e\n\u003cp data-start=\"1013\" data-end=\"1091\"\u003e\u003cstrong data-start=\"1013\" data-end=\"1021\"\u003eCO₂:\u003c\/strong\u003e Not essential, but added CO₂ improves vigour, colour and leaf size.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1092\" data-end=\"1209\"\u003e\n\u003cp data-start=\"1094\" data-end=\"1209\"\u003e\u003cstrong data-start=\"1094\" data-end=\"1104\"\u003eWater:\u003c\/strong\u003e \u003cstrong data-start=\"1105\" data-end=\"1117\"\u003e22–28 °C\u003c\/strong\u003e, pH \u003cstrong data-start=\"1122\" data-end=\"1133\"\u003e6.0–7.5\u003c\/strong\u003e, soft to moderately hard; enjoys clean, well-filtered, stable conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1210\" data-end=\"1460\"\u003e\n\u003cp data-start=\"1212\" data-end=\"1460\"\u003e\u003cstrong data-start=\"1212\" data-end=\"1226\"\u003eNutrition:\u003c\/strong\u003e Heavy \u003cstrong data-start=\"1233\" data-end=\"1248\"\u003eroot feeder\u003c\/strong\u003e—thrives in \u003cstrong data-start=\"1260\" data-end=\"1287\"\u003enutrient-rich substrate\u003c\/strong\u003e (aquasoil\/mineralised soil). In inert sand\/gravel, use \u003cstrong data-start=\"1343\" data-end=\"1356\"\u003eroot tabs\u003c\/strong\u003e regularly. Maintain a balanced water-column regime with adequate \u003cstrong data-start=\"1422\" data-end=\"1436\"\u003eiron\/trace\u003c\/strong\u003e to prevent pale growth.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1462\" data-end=\"1489\"\u003e\u003cstrong data-start=\"1462\" data-end=\"1487\"\u003ePlanting instructions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1490\" data-end=\"1668\"\u003e\n\u003cli data-start=\"1490\" data-end=\"1589\"\u003e\n\u003cp data-start=\"1492\" data-end=\"1589\"\u003ePlant deeply enough to cover the roots but \u003cstrong data-start=\"1535\" data-end=\"1573\"\u003ekeep the crown above the substrate\u003c\/strong\u003e to avoid rot.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1590\" data-end=\"1668\"\u003e\n\u003cp data-start=\"1592\" data-end=\"1668\"\u003eProvide space so mature leaves don’t crush neighbouring plants or hardscape.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1670\" data-end=\"1694\"\u003e\u003cstrong data-start=\"1670\" data-end=\"1692\"\u003eCare \u0026amp; maintenance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1695\" data-end=\"1968\"\u003e\n\u003cli data-start=\"1695\" data-end=\"1780\"\u003e\n\u003cp data-start=\"1697\" data-end=\"1780\"\u003eRemove older outer leaves by cutting close to the crown to keep the rosette tidy.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1781\" data-end=\"1845\"\u003e\n\u003cp data-start=\"1783\" data-end=\"1845\"\u003eFertilise the root zone every 6–8 weeks in inert substrates.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1846\" data-end=\"1968\"\u003e\n\u003cp data-start=\"1848\" data-end=\"1968\"\u003eIn rich conditions it may send \u003cstrong data-start=\"1879\" data-end=\"1904\"\u003eemersed flower stalks\u003c\/strong\u003e; you can let them develop (for plantlets) or trim for neatness.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1970\" data-end=\"1987\"\u003e\u003cstrong data-start=\"1970\" data-end=\"1985\"\u003ePropagation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1988\" data-end=\"2192\"\u003e\n\u003cli data-start=\"1988\" data-end=\"2128\"\u003e\n\u003cp data-start=\"1990\" data-end=\"2128\"\u003eProduces \u003cstrong data-start=\"1999\" data-end=\"2025\"\u003eadventitious plantlets\u003c\/strong\u003e along inflorescence stalks. Detach and replant when plantlets show several leaves and visible roots.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2129\" data-end=\"2192\"\u003e\n\u003cp data-start=\"2131\" data-end=\"2192\"\u003eOccasional basal offshoots can also be divided and replanted.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2194\" data-end=\"2215\"\u003e\u003cstrong data-start=\"2194\" data-end=\"2213\"\u003eAquascaping use\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2216\" data-end=\"2508\"\u003e\n\u003cli data-start=\"2216\" data-end=\"2304\"\u003e\n\u003cp data-start=\"2218\" data-end=\"2304\"\u003eExcellent \u003cstrong data-start=\"2228\" data-end=\"2242\"\u003ebackground\u003c\/strong\u003e specimen or \u003cstrong data-start=\"2255\" data-end=\"2270\"\u003ecentrepiece\u003c\/strong\u003e in medium\/large tanks (90 cm+).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2305\" data-end=\"2445\"\u003e\n\u003cp data-start=\"2307\" data-end=\"2445\"\u003eThe broad red foliage gives instant \u003cstrong data-start=\"2343\" data-end=\"2355\"\u003econtrast\u003c\/strong\u003e beside fine green stems, bright carpets (e.g., Monte Carlo, Eleocharis) and pale stone.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2446\" data-end=\"2508\"\u003e\n\u003cp data-start=\"2448\" data-end=\"2508\"\u003eProvides shelter and sight-line breaks for shy fish and fry.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2510\" data-end=\"2540\"\u003e\u003cstrong data-start=\"2510\" data-end=\"2538\"\u003eCommon challenges \u0026amp; tips\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2541\" data-end=\"2910\"\u003e\n\u003cli data-start=\"2541\" data-end=\"2677\"\u003e\n\u003cp data-start=\"2543\" data-end=\"2677\"\u003e\u003cstrong data-start=\"2543\" data-end=\"2576\"\u003eGreening \/ washed-out colour:\u003c\/strong\u003e Increase light gradually and ensure iron\/trace availability; keep nitrates and potassium adequate.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2678\" data-end=\"2718\"\u003e\n\u003cp data-start=\"2680\" data-end=\"2718\"\u003e\u003cstrong data-start=\"2680\" data-end=\"2694\"\u003eCrown rot:\u003c\/strong\u003e Never bury the crown.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2719\" data-end=\"2831\"\u003e\n\u003cp data-start=\"2721\" data-end=\"2831\"\u003e\u003cstrong data-start=\"2721\" data-end=\"2747\"\u003eAlgae on broad leaves:\u003c\/strong\u003e Improve flow, reduce organics, keep light\/CO₂ stable, and remove affected leaves.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2832\" data-end=\"2910\"\u003e\n\u003cp data-start=\"2834\" data-end=\"2910\"\u003e\u003cstrong data-start=\"2834\" data-end=\"2852\"\u003eOvershadowing:\u003c\/strong\u003e Periodic leaf thinning preserves light to plants beneath.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2912\" data-end=\"3378\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cbr data-start=\"2923\" data-end=\"2926\"\u003e\u003cstrong\u003eEchinodorus ×'Barthii'\u003c\/strong\u003e is a dependable, high-impact \u003cstrong data-start=\"2977\" data-end=\"2990\"\u003ered sword\u003c\/strong\u003e that delivers lush growth and rich colour with a fertile root zone, moderate–high light and steady care. Give it space and good nutrition, and it will reward you with a dramatic, long-lived focal point in any planted aquarium.\u003cbr\u003e\u003c\/p\u003e","brand":"AQUA HOUSE","offers":[{"title":"Default Title","offer_id":46769879842974,"sku":"ECHBARTHI\/PP\/L","price":30.0,"currency_code":"NZD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0622\/9236\/1374\/files\/echinodorusxbarthii02.png?v=1762820631","url":"https:\/\/aquahouse.co.nz\/products\/echinodorus-x-barthii-large-immersed-potted-plant","provider":"Aqua House","version":"1.0","type":"link"}