{"product_id":"radican-sword-echinodorus-cordifolius","title":"Radican Sword – Echinodorus cordifolius","description":"\u003cp\u003eThe \u003cstrong\u003eRadican Sword\u003c\/strong\u003e (\u003cem\u003eEchinodorus cordifolius\u003c\/em\u003e) is a large, hardy freshwater aquarium plant known for its broad bright-green leaves and impressive rosette growth.\u003c\/p\u003e\n\u003cp\u003eThis sword plant is an excellent choice for medium to large aquariums and can be used as a dramatic background plant or centerpiece. It is adaptable, beginner-friendly, and grows best when given a nutrient-rich substrate and regular root fertilization.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLarge bright-green leaves\u003c\/li\u003e\n\u003cli\u003eBroad, spoon-shaped foliage\u003c\/li\u003e\n\u003cli\u003eStrong rosette growth habit\u003c\/li\u003e\n\u003cli\u003eExcellent background or centerpiece plant\u003c\/li\u003e\n\u003cli\u003eBeginner-friendly and adaptable\u003c\/li\u003e\n\u003cli\u003eLow to moderate light requirements\u003c\/li\u003e\n\u003cli\u003eCO2 is optional\u003c\/li\u003e\n\u003cli\u003eHeavy root feeder\u003c\/li\u003e\n\u003cli\u003eCan grow partially emersed above the water surface\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePlant Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommon Name:\u003c\/strong\u003e Radican Sword\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScientific Name:\u003c\/strong\u003e \u003cem\u003eEchinodorus cordifolius\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFamily:\u003c\/strong\u003e Alismataceae\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNative Range:\u003c\/strong\u003e The Americas\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlant Type:\u003c\/strong\u003e Rosette \/ Sword Plant\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlacement:\u003c\/strong\u003e Background or centerpiece\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrowth Rate:\u003c\/strong\u003e Moderate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCare Level:\u003c\/strong\u003e Easy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCO2:\u003c\/strong\u003e Optional\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSize and Growth\u003c\/h3\u003e\n\u003cp\u003eRadican Sword is a relatively large sword plant and should be given plenty of room to develop.\u003c\/p\u003e\n\u003cp\u003eHealthy plants may reach approximately \u003cstrong\u003e18–24 inches or more\u003c\/strong\u003e, depending on lighting, nutrients, aquarium depth, and whether the plant begins producing emersed leaves.\u003c\/p\u003e\n\u003cp\u003eBecause of its potential size, this plant is best suited to medium and large freshwater aquariums rather than nano tanks.\u003c\/p\u003e\n\u003ch3\u003eLighting\u003c\/h3\u003e\n\u003cp\u003eRadican Sword is adaptable and can grow under \u003cstrong\u003elow to moderate lighting\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eModerate lighting generally produces stronger, fuller growth, while very low light may result in slower development.\u003c\/p\u003e\n\u003ch3\u003eCO2 Requirements\u003c\/h3\u003e\n\u003cp\u003eInjected CO2 is \u003cstrong\u003enot required\u003c\/strong\u003e for Radican Sword.\u003c\/p\u003e\n\u003cp\u003eSupplemental CO2 may improve:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGrowth rate\u003c\/li\u003e\n\u003cli\u003eLeaf size\u003c\/li\u003e\n\u003cli\u003eOverall plant vigor\u003c\/li\u003e\n\u003cli\u003eLeaf density\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis plant is still well suited to low-tech planted aquariums when nutrients are available.\u003c\/p\u003e\n\u003ch3\u003eRecommended Water Parameters\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e Approximately 72–82°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH:\u003c\/strong\u003e Approximately 6.0–7.8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Hardness:\u003c\/strong\u003e Soft to moderately hard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLighting:\u003c\/strong\u003e Low to Moderate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCO2:\u003c\/strong\u003e Optional\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eStable water conditions are more important than maintaining one exact pH value.\u003c\/p\u003e\n\u003ch3\u003eHow to Plant Radican Sword\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eRemove the plant from its pot or growing material if applicable.\u003c\/li\u003e\n\u003cli\u003eCarefully rinse away excess rock wool or substrate from the roots.\u003c\/li\u003e\n\u003cli\u003eTrim only damaged or excessively long roots if needed.\u003c\/li\u003e\n\u003cli\u003ePlant the roots firmly into the substrate.\u003c\/li\u003e\n\u003cli\u003eKeep the crown where the leaves emerge above the substrate.\u003c\/li\u003e\n\u003cli\u003eDo not bury the crown deeply.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eBurying the crown can lead to poor growth or rot.\u003c\/p\u003e\n\u003ch3\u003eSubstrate and Fertilization\u003c\/h3\u003e\n\u003cp\u003eRadican Sword is a strong root feeder and benefits significantly from nutrients around the root system.\u003c\/p\u003e\n\u003cp\u003eFor best growth, use:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNutrient-rich planted substrate\u003c\/li\u003e\n\u003cli\u003eRoot tabs\u003c\/li\u003e\n\u003cli\u003eComplete aquarium fertilizer as needed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRoot tabs are especially useful when the plant is grown in inert sand or gravel.\u003c\/p\u003e\n\u003ch3\u003eMaintenance\u003c\/h3\u003e\n\u003cp\u003eRadican Sword is relatively easy to maintain once established.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRemove old or yellowing leaves at the base.\u003c\/li\u003e\n\u003cli\u003eTrim damaged leaves rather than cutting healthy leaves in half.\u003c\/li\u003e\n\u003cli\u003eAdd root fertilizer as nutrients become depleted.\u003c\/li\u003e\n\u003cli\u003ePerform regular partial water changes.\u003c\/li\u003e\n\u003cli\u003eGive the plant adequate space so it does not shade smaller plants.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEmersed Growth\u003c\/h3\u003e\n\u003cp\u003eRadican Sword is an amphibious plant and may eventually produce leaves that reach or grow above the aquarium water surface.\u003c\/p\u003e\n\u003cp\u003eThis is normal behavior for the species.\u003c\/p\u003e\n\u003cp\u003eIf fully submerged growth is preferred, taller or floating leaves can be removed near the base to encourage new submerged foliage.\u003c\/p\u003e\n\u003ch3\u003ePropagation\u003c\/h3\u003e\n\u003cp\u003eRadican Sword can reproduce by producing adventitious plantlets along flower stalks.\u003c\/p\u003e\n\u003cp\u003eOnce a young plant develops several leaves and a healthy root system, it can be carefully separated from the parent plant and replanted into the substrate.\u003c\/p\u003e\n\u003ch3\u003eCompatible Aquarium Inhabitants\u003c\/h3\u003e\n\u003cp\u003eRadican Sword is suitable for many freshwater aquariums and works well with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTetras\u003c\/li\u003e\n\u003cli\u003eRasboras\u003c\/li\u003e\n\u003cli\u003eGouramis\u003c\/li\u003e\n\u003cli\u003eAngelfish\u003c\/li\u003e\n\u003cli\u003eRainbowfish\u003c\/li\u003e\n\u003cli\u003eCorydoras\u003c\/li\u003e\n\u003cli\u003ePeaceful community fish\u003c\/li\u003e\n\u003cli\u003eShrimp\u003c\/li\u003e\n\u003cli\u003eSnails\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLarge digging fish may disturb the root system, so the plant may need to be protected or firmly established in aquariums containing large cichlids or other active substrate diggers.\u003c\/p\u003e\n\u003ch3\u003eAquascaping Uses\u003c\/h3\u003e\n\u003cp\u003eRadican Sword is ideal for adding height and broad-leaf texture to freshwater aquariums.\u003c\/p\u003e\n\u003cp\u003eIt works especially well:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIn the background of larger aquariums\u003c\/li\u003e\n\u003cli\u003eAs a centerpiece specimen\u003c\/li\u003e\n\u003cli\u003eBehind driftwood or rockwork\u003c\/li\u003e\n\u003cli\u003eIn community aquariums\u003c\/li\u003e\n\u003cli\u003eIn low-tech planted tanks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs Radican Sword easy to grow?\u003c\/strong\u003e\u003cbr\u003eYes. It is considered a hardy and adaptable sword plant and is a good choice for beginner planted aquariums.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow large does Radican Sword get?\u003c\/strong\u003e\u003cbr\u003eHealthy plants can reach approximately 18–24 inches or more, depending on aquarium conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes Radican Sword need CO2?\u003c\/strong\u003e\u003cbr\u003eNo. CO2 is optional, although supplemental CO2 can improve growth and overall vigor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it need root tabs?\u003c\/strong\u003e\u003cbr\u003eRoot tabs are highly recommended, especially when the plant is grown in inert sand or gravel.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan Radican Sword grow out of the water?\u003c\/strong\u003e\u003cbr\u003eYes. It is amphibious and may produce leaves that extend above the water surface.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShould the crown be buried?\u003c\/strong\u003e\u003cbr\u003eNo. Plant the roots in the substrate while keeping the crown above the substrate surface.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it good for large aquariums?\u003c\/strong\u003e\u003cbr\u003eYes. Its broad leaves and eventual size make it especially useful as a background or centerpiece plant in medium and large tanks.\u003c\/p\u003e\n\u003ch3\u003eAvailable at Tropical Treasures Wyo\u003c\/h3\u003e\n\u003cp\u003eRadican Sword plants are available at \u003cstrong\u003eTropical Treasures Wyo\u003c\/strong\u003e in Cheyenne, Wyoming, when in stock.\u003c\/p\u003e\n\u003cp\u003eLive aquatic plants may be available for shipping when eligible.\u003c\/p\u003e","brand":"Tropical Treasures Wyo LLC","offers":[{"title":"Default Title","offer_id":54897829740757,"sku":null,"price":7.99,"currency_code":"USD","in_stock":true}],"url":"https:\/\/tropicaltreasureswyo.com\/products\/radican-sword-echinodorus-cordifolius","provider":"Tropical Treasures Wyo LLC","version":"1.0","type":"link"}