{"product_id":"seachem-flourite-black-sand-7-7-lb","title":"Seachem Flourite Black Sand 7.7 lb Planted Aquarium Substrate","description":"\u003cp\u003e\u003cstrong\u003eSeachem Flourite Black Sand\u003c\/strong\u003e is a premium fine-grain planted aquarium substrate made from stable porous clay. Its natural black color creates a bold, elegant aquascape while helping live plants, colorful fish, shrimp, rocks, and driftwood stand out beautifully.\u003c\/p\u003e\n\u003cp\u003eThis long-lasting substrate is designed for freshwater planted aquariums and can be used alone or mixed with other aquarium substrates. Unlike coated or soft substrates, Flourite Black Sand does not break down over time and does not require routine replacement, making it a strong long-term choice for planted tanks and aquascapes.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFine Black Sand Texture:\u003c\/strong\u003e Creates a clean, natural-looking planted aquarium layout.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGreat for Live Plants:\u003c\/strong\u003e Porous clay structure supports healthy root development.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBold Aquascape Contrast:\u003c\/strong\u003e Rich black color enhances green plants, colorful fish, shrimp, and decor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong-Lasting Substrate:\u003c\/strong\u003e Does not break down or require routine replacement over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse Alone or Mixed:\u003c\/strong\u003e Can be used as the main substrate or blended with other aquarium sands and gravels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreshwater Aquarium Safe:\u003c\/strong\u003e Suitable for fish, shrimp, snails, and live plants when rinsed and used properly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7.7 lb Bag:\u003c\/strong\u003e Useful for nano tanks, small planted aquariums, accent areas, or deeper planting zones.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Seachem\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e Flourite Black Sand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 7.7 lb bag\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Fine porous planted aquarium substrate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Natural black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAquarium Type:\u003c\/strong\u003e Freshwater planted aquariums\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest For:\u003c\/strong\u003e Planted tanks, shrimp tanks, aquascapes, community aquariums, and root-feeding plants\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBest For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFreshwater planted aquariums\u003c\/li\u003e\n\u003cli\u003eNano planted tanks\u003c\/li\u003e\n\u003cli\u003eShrimp tanks\u003c\/li\u003e\n\u003cli\u003eCommunity aquariums\u003c\/li\u003e\n\u003cli\u003eRoot-feeding aquarium plants\u003c\/li\u003e\n\u003cli\u003eDark substrate aquascapes\u003c\/li\u003e\n\u003cli\u003eLow-tech and high-tech planted tanks\u003c\/li\u003e\n\u003cli\u003eCustom aquascape layouts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePlant Benefits\u003c\/h3\u003e\n\u003cp\u003eSeachem Flourite Black Sand provides a stable substrate base for rooted aquarium plants. Its fine texture helps plants anchor while creating a smooth, finished aquascape appearance.\u003c\/p\u003e\n\u003cp\u003eFor demanding plants or heavy root feeders, Flourite Black Sand works best when paired with root tabs, liquid fertilizers, proper lighting, and regular aquarium maintenance.\u003c\/p\u003e\n\u003ch3\u003eUsage Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRinse thoroughly before use to help reduce initial cloudiness.\u003c\/li\u003e\n\u003cli\u003eAdd water slowly over a plate, bowl, or plastic bag to avoid disturbing the substrate.\u003c\/li\u003e\n\u003cli\u003eUse a deeper layer in areas where heavy planting is planned.\u003c\/li\u003e\n\u003cli\u003ePair with root tabs or liquid fertilizers for nutrient-demanding plants.\u003c\/li\u003e\n\u003cli\u003eAllow filtration to clear any remaining fine particles after setup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCoverage Guide\u003c\/h3\u003e\n\u003cp\u003eCoverage will vary based on tank dimensions, desired substrate depth, and aquascaping style. A 7.7 lb bag is best for nano aquariums, small planted tanks, accent sections, or deeper planting zones in larger aquascapes.\u003c\/p\u003e\n\u003cp\u003eFor larger tanks or deeper substrate beds, multiple bags may be needed.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose Seachem Flourite Black Sand?\u003c\/h3\u003e\n\u003cp\u003eSeachem Flourite Black Sand is a strong choice for aquarists who want a fine-textured planted tank substrate with a bold black appearance. It creates a clean, high-contrast look while supporting rooted aquarium plants long term.\u003c\/p\u003e\n\u003cp\u003eBecause it does not break down over time, Flourite Black Sand is a practical option for hobbyists building a long-lasting freshwater planted aquarium.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eDo I need to wash Seachem Flourite Black Sand before use?\u003c\/h4\u003e\n\u003cp\u003eYes. Rinse thoroughly before adding it to the aquarium to help remove dust and reduce initial cloudiness.\u003c\/p\u003e\n\u003ch4\u003eDoes Flourite Black Sand need special additives?\u003c\/h4\u003e\n\u003cp\u003eIt can be used on its own, but root tabs and liquid fertilizers are recommended for best results with nutrient-demanding plants.\u003c\/p\u003e\n\u003ch4\u003eWill Flourite Black Sand affect my water chemistry?\u003c\/h4\u003e\n\u003cp\u003eFlourite Black Sand is stable and is not intended to significantly alter aquarium pH or water chemistry when used as directed.\u003c\/p\u003e\n\u003ch4\u003eCan I use Flourite Black Sand with corydoras or loaches?\u003c\/h4\u003e\n\u003cp\u003eYes. The fine texture is suitable for many bottom-dwelling freshwater fish when rinsed and used properly.\u003c\/p\u003e\n\u003ch4\u003eCan Flourite Black Sand be mixed with other substrates?\u003c\/h4\u003e\n\u003cp\u003eYes. It can be used alone or mixed with other sand, gravel, or planted tank substrates for a custom aquascape.\u003c\/p\u003e\n\u003ch4\u003eDoes Flourite Black Sand need to be replaced?\u003c\/h4\u003e\n\u003cp\u003eNo. It is long-lasting and does not break down or require routine replacement.\u003c\/p\u003e\n\u003ch4\u003eIs Flourite Black Sand safe for shrimp and snails?\u003c\/h4\u003e\n\u003cp\u003eYes. When rinsed and used properly, Flourite Black Sand is suitable for freshwater fish, shrimp, snails, and live plants.\u003c\/p\u003e\n\u003ch3\u003eAvailable at Tropical Treasures Wyo\u003c\/h3\u003e\n\u003cp\u003eShop \u003cstrong\u003eSeachem Flourite Black Sand 7.7 lb Planted Aquarium Substrate\u003c\/strong\u003e online or in-store at Tropical Treasures Wyo in Cheyenne, Wyoming. This dark fine-grain planted tank substrate is a great choice for freshwater planted aquariums, shrimp tanks, aquascapes, root-feeding plants, and community aquarium displays.\u003c\/p\u003e","brand":"Tropical Treasures Wyo LLC","offers":[{"title":"Default Title","offer_id":51990989537493,"sku":null,"price":17.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/4545\/8133\/files\/SC35230-2T_50f4b3ba-e1cf-4cfd-b0cb-f8f816902983.png?v=1757162581","url":"https:\/\/tropicaltreasureswyo.com\/products\/seachem-flourite-black-sand-7-7-lb","provider":"Tropical Treasures Wyo LLC","version":"1.0","type":"link"}