{"product_id":"tonina-fluviatilis","title":"Tonina Fluviatilis","description":"\u003ch2 style=\"font-family: Georgia, serif; font-size: 1.4em; font-weight: normal; letter-spacing: 0.08em; color: #1a3a2a; border-bottom: 2px solid #4a7c59; padding-bottom: 8px; margin-bottom: 18px; text-transform: uppercase;\"\u003eTonina Fluviatilis\u003c\/h2\u003e \u003cp style=\"font-family: Georgia, serif; font-size: 1.05em; line-height: 1.8; margin-bottom: 16px; color: #2c2c2c;\"\u003e\u003cstrong\u003eTonina Fluviatilis\u003c\/strong\u003e is a challenging and botanically fascinating Central American aquatic plant producing distinctive whorls of soft, needle-like leaves arranged around upright stems in a spiral pattern — creating a uniquely structured, almost crystalline stem plant form unlike any other commonly kept aquarium plant. Under ideal high-tech conditions it grows rapidly and develops into an impressively dense, structured background plant of genuine botanical rarity and visual distinction.\u003c\/p\u003e \u003cp style=\"font-family: Georgia, serif; font-size: 1.05em; line-height: 1.8; margin-bottom: 16px; background-color: #e8f3e8; border: 1px solid #c8dbc8; padding: 14px 18px; color: #1a3a2a;\"\u003e\u003cstrong\u003eCare tip:\u003c\/strong\u003e Tonina Fluviatilis grows best in high lighting with CO₂ required. Maintain temperatures of 72–82°F and pH 5.0–7.0. Regular fertilization supports healthy growth.\u003c\/p\u003e \u003cp style=\"font-family: Georgia, serif; font-size: 1.05em; line-height: 1.8; margin-bottom: 16px; color: #2c2c2c;\"\u003eGrowing to 8 to 20 inches, Tonina is a background plant that requires soft, slightly acidic water alongside CO₂ and high light — without all three simultaneously the plant declines rapidly. The needle-like whorled leaves are most densely and precisely arranged in actively growing, well-maintained plants. Regular trimming maintains compact, dense growth and ensures fresh, most precisely arranged new growth is always displayed.\u003c\/p\u003e \u003cp style=\"font-family: Georgia, serif; font-size: 1.05em; line-height: 1.8; margin-bottom: 16px; color: #2c2c2c;\"\u003eAs a challenging plant, Tonina requires CO₂ injection and high lighting. Temperatures between 72 and 82°F and the tight pH range of 5.0 to 7.0 reflect the specific soft, acidic water preferences of this Central American species — hard or alkaline water consistently produces poor results. Consistent fertilization in soft water supports the rapid growth this plant is capable of under ideal conditions.\u003c\/p\u003e \u003cp style=\"font-family: Georgia, serif; font-size: 1.05em; line-height: 1.8; margin-bottom: 16px; color: #2c2c2c;\"\u003eIn the aquascape, Tonina Fluviatilis creates a uniquely structured background of whorled, needle-like stems that provides a fine-textured botanical character unavailable from any other commonly cultivated background plant. Its unusual whorled leaf arrangement creates strong visual interest at close range. In high-tech soft-water aquascapes it is a showpiece background species of considerable rarity and visual impact.\u003c\/p\u003e \u003cp style=\"font-family: Georgia, serif; font-size: 1.05em; line-height: 1.8; margin-bottom: 24px; color: #2c2c2c;\"\u003eTonina Fluviatilis is a challenging specialist plant for high-tech aquarists with soft-water systems. Its whorled needle-like stems and rarity make it a genuinely rewarding discovery for dedicated planted aquarium enthusiasts.\u003c\/p\u003e \u003ch3 style=\"font-family: Georgia, serif; font-size: 1.05em; font-weight: normal; letter-spacing: 0.1em; text-transform: uppercase; color: #1a3a2a; border-top: 1px solid #c8d8c8; padding-top: 18px; margin-bottom: 14px;\"\u003eCare \u0026amp; Specifications\u003c\/h3\u003e \u003ctable style=\"width: 100%; border-collapse: collapse; font-family: Arial, Helvetica, sans-serif; font-size: 0.92em;\"\u003e \u003ctbody\u003e \u003ctr\u003e\n\u003ctd style=\"padding: 9px 14px; background-color: #e8f3e8; color: #1a3a2a; font-weight: 600; width: 38%; border: 1px solid #c8dbc8;\"\u003eDifficulty\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 14px; background-color: #e8f3e8; color: #2c2c2c; border: 1px solid #c8dbc8;\"\u003eChallenging\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd style=\"padding: 9px 14px; background-color: #ffffff; color: #1a3a2a; font-weight: 600; width: 38%; border: 1px solid #c8dbc8;\"\u003ePlacement\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 14px; background-color: #ffffff; color: #2c2c2c; border: 1px solid #c8dbc8;\"\u003eMidground to Background\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd style=\"padding: 9px 14px; background-color: #e8f3e8; color: #1a3a2a; font-weight: 600; width: 38%; border: 1px solid #c8dbc8;\"\u003eMax Height\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 14px; background-color: #e8f3e8; color: #2c2c2c; border: 1px solid #c8dbc8;\"\u003e8-20 inches\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd style=\"padding: 9px 14px; background-color: #ffffff; color: #1a3a2a; font-weight: 600; width: 38%; border: 1px solid #c8dbc8;\"\u003eLight Level\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 14px; background-color: #ffffff; color: #2c2c2c; border: 1px solid #c8dbc8;\"\u003eHigh\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd style=\"padding: 9px 14px; background-color: #e8f3e8; color: #1a3a2a; font-weight: 600; width: 38%; border: 1px solid #c8dbc8;\"\u003eTemperature\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 14px; background-color: #e8f3e8; color: #2c2c2c; border: 1px solid #c8dbc8;\"\u003e72–82°F\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd style=\"padding: 9px 14px; background-color: #ffffff; color: #1a3a2a; font-weight: 600; width: 38%; border: 1px solid #c8dbc8;\"\u003epH\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 14px; background-color: #ffffff; color: #2c2c2c; border: 1px solid #c8dbc8;\"\u003e5.0–7.0\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd style=\"padding: 9px 14px; background-color: #e8f3e8; color: #1a3a2a; font-weight: 600; width: 38%; border: 1px solid #c8dbc8;\"\u003eCO2 Needs\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 14px; background-color: #e8f3e8; color: #2c2c2c; border: 1px solid #c8dbc8;\"\u003eRequired\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd style=\"padding: 9px 14px; background-color: #ffffff; color: #1a3a2a; font-weight: 600; width: 38%; border: 1px solid #c8dbc8;\"\u003eOrigin\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 14px; background-color: #ffffff; color: #2c2c2c; border: 1px solid #c8dbc8;\"\u003eCentral America\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd style=\"padding: 9px 14px; background-color: #e8f3e8; color: #1a3a2a; font-weight: 600; width: 38%; border: 1px solid #c8dbc8; vertical-align: top;\"\u003eNotes\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 14px; background-color: #e8f3e8; color: #2c2c2c; border: 1px solid #c8dbc8;\"\u003eThin, soft stems with needle-like leaves. Grows rapidly under good conditions.\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e","brand":"Cuboid Nature Aquarium","offers":[{"title":"Pot","offer_id":51980809535799,"sku":null,"price":9.95,"currency_code":"USD","in_stock":false}],"url":"https:\/\/cuboidstore.com\/products\/tonina-fluviatilis","provider":"Cuboid Aquatics LLC","version":"1.0","type":"link"}