{"product_id":"seachem-flourish-iron-ferrous-iron-planted","title":"Seachem Flourish Iron","description":"\u003cstyle\u003e\n  .aq-pd { font-family: Georgia, 'Times New Roman', serif; color:#1a1a1a; line-height:1.6; }\n  .aq-pd h2 { font-size:1.25em; font-weight:700; margin:1.4em 0 .5em; border-left:4px solid #1E88E5; padding-left:10px; line-height:1.2; }\n  .aq-pd p { margin:0 0 1em; }\n  .aq-pd a { color:#1565C0; }\n  .aq-callout { background:#E3F2FD; border-left:4px solid #1E88E5; padding:12px 16px; margin:0 0 16px; font-size:.97em; }\n  .aq-features { display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:12px; margin:0 0 8px; }\n  .aq-feature { background:#F1F8FE; border:1px solid #BBDEFB; border-radius:8px; padding:12px 14px; }\n  .aq-feature strong { display:block; margin-bottom:4px; color:#0D47A1; }\n  .aq-table { width:100%; border-collapse:collapse; margin:.4em 0 1em; font-size:.95em; }\n  .aq-table th, .aq-table td { border:1px solid #BBDEFB; padding:8px 10px; text-align:left; }\n  .aq-table th { background:#E3F2FD; }\n  .aq-table tr:nth-child(even) td { background:#F1F8FE; }\n  .aq-specs-table { width:100%; border-collapse:collapse; margin:.4em 0 1em; font-size:.95em; }\n  .aq-specs-table th, .aq-specs-table td { border:1px solid #BBDEFB; padding:8px 10px; text-align:left; }\n  .aq-specs-table th { background:#E3F2FD; width:38%; }\n\u003c\/style\u003e\n\u003cdiv class=\"aq-pd\"\u003e\n\u003cp\u003e\u003cstrong\u003eSeachem Flourish Iron\u003c\/strong\u003e is a highly concentrated ferrous iron supplement for the planted aquarium. Plants use iron to produce chlorophyll, so a shortage shows up first as chlorosis, the yellowing of new and young leaves. Flourish Iron delivers iron in the readily absorbed ferrous form, ideal for heavily planted tanks and red plants that demand extra iron. Browse our full range of \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/additives-supplements\"\u003eadditives and supplements\u003c\/a\u003e and the rest of the \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/seachem\"\u003eSeachem lineup\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"aq-callout\"\u003e\n\u003cstrong\u003eGreener leaves, richer reds.\u003c\/strong\u003e A targeted ferrous iron dose that corrects yellowing new growth and brings out the deep color of red and demanding plants.\u003c\/div\u003e\n\u003ch2\u003eWhy Seachem Flourish Iron\u003c\/h2\u003e\n\u003cdiv class=\"aq-features\"\u003e\n\u003cdiv class=\"aq-feature\"\u003e\n\u003cstrong\u003eFerrous (Fe2+) iron\u003c\/strong\u003eThe plant-preferred form, soluble at aquarium pH for fast foliar uptake.\u003c\/div\u003e\n\u003cdiv class=\"aq-feature\"\u003e\n\u003cstrong\u003eFixes chlorosis\u003c\/strong\u003eCorrects the yellowing of new leaves caused by iron deficiency.\u003c\/div\u003e\n\u003cdiv class=\"aq-feature\"\u003e\n\u003cstrong\u003eBoosts red plants\u003c\/strong\u003eExtra iron helps red and color-demanding species reach their full tone.\u003c\/div\u003e\n\u003cdiv class=\"aq-feature\"\u003e\n\u003cstrong\u003eHighly concentrated\u003c\/strong\u003eA small dose treats a lot of water, so each bottle lasts.\u003c\/div\u003e\n\u003cdiv class=\"aq-feature\"\u003e\n\u003cstrong\u003ePairs with Flourish\u003c\/strong\u003eTargeted iron to complement a complete planted-tank fertilizer routine.\u003c\/div\u003e\n\u003cdiv class=\"aq-feature\"\u003e\n\u003cstrong\u003eFreshwater planted tanks\u003c\/strong\u003eSafe for plants, fish, and invertebrates when used as directed.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eHow to Use\u003c\/h2\u003e\n\u003cp\u003eShake well before use. Add 5 mL (one capful) to every 200 liters (about 50 US gallons) twice a week, or dose as needed in response to signs of iron deficiency. Heavily planted or red-plant tanks may benefit from more frequent dosing. For best results, use as part of a complete fertilizer routine.\u003c\/p\u003e\n\u003ch2\u003eChoose Your Size\u003c\/h2\u003e\n\u003ctable class=\"aq-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003eBest for\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e50 mL\u003c\/td\u003e\n\u003ctd\u003eNano and small planted tanks, or trying Flourish Iron\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e100 mL\u003c\/td\u003e\n\u003ctd\u003eStandard small to mid planted aquariums\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e250 mL\u003c\/td\u003e\n\u003ctd\u003eMid-size and well-planted tanks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e500 mL\u003c\/td\u003e\n\u003ctd\u003eLarge or heavily planted tanks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2 L\u003c\/td\u003e\n\u003ctd\u003eMultiple tanks or frequent dosers, best value per mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable class=\"aq-specs-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eSeachem\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eLiquid iron supplement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIron form\u003c\/th\u003e\n\u003ctd\u003eFerrous (Fe2+), readily absorbed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBest for\u003c\/th\u003e\n\u003ctd\u003ePlanted aquariums and red plants (freshwater)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDose\u003c\/th\u003e\n\u003ctd\u003e5 mL per 200 L (50 gal) twice weekly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSizes\u003c\/th\u003e\n\u003ctd\u003e50 mL, 100 mL, 250 mL, 500 mL, 2 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eRecommended Pairings\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUse with the rest of the Seachem Flourish planted line, found in our \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/seachem\"\u003eSeachem range\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eBrowse all \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/additives-supplements\"\u003eadditives and supplements\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eShop everything for \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/freshwater-aquarium-plants\"\u003eplanted aquariums\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I know my plants need iron?\u003c\/strong\u003e\u003cbr\u003eThe classic sign is chlorosis: new and young leaves turn pale or yellow while the veins may stay green. Stems can also look short and slender.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy ferrous iron instead of ferric?\u003c\/strong\u003e\u003cbr\u003eFerrous iron stays soluble at typical aquarium pH, so plants can absorb it through their leaves. Ferric iron tends to precipitate out above pH 5.5.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it cause algae?\u003c\/strong\u003e\u003cbr\u003eDosed as directed, Flourish Iron targets plant uptake. As with any nutrient, avoid heavy overdosing and keep your tank balanced.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it safe for fish and shrimp?\u003c\/strong\u003e\u003cbr\u003eYes, when used at the recommended dose it is safe for fish and invertebrates in the planted freshwater aquarium.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Seachem","offers":[{"title":"50 mL","offer_id":48804735058139,"sku":"474","price":3.61,"currency_code":"USD","in_stock":true},{"title":"100 mL","offer_id":48804735090907,"sku":"475","price":5.15,"currency_code":"USD","in_stock":true},{"title":"250 mL","offer_id":48804735123675,"sku":"476","price":7.42,"currency_code":"USD","in_stock":true},{"title":"500 mL","offer_id":48804735156443,"sku":"473","price":11.83,"currency_code":"USD","in_stock":false},{"title":"2 L","offer_id":48804735189211,"sku":"478","price":40.62,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/5209\/3403\/files\/0474-Flourish-Iron-50-mL.png?v=1779665599","url":"https:\/\/squeakysaquatics.com\/products\/seachem-flourish-iron-ferrous-iron-planted","provider":"Squeaky's Aquatics","version":"1.0","type":"link"}