{"product_id":"aquarium-soil-for-planted-tanks-low-nutrient-natural-soil-and-volcanic-ash-substrate-black-or-brown-1l-10l","title":"Aquarium Soil for Planted Tanks, Low-Nutrient Natural Soil and Volcanic Ash Substrate, Black or Brown, 1L–10L","description":"\u003cp\u003eGive a new planted aquarium a cleaner, more manageable start using this low-nutrient aquasoil made from natural soil and volcanic ash. Its impurity-absorbing properties give aquascapers greater control over when and how nutrients enter the aquarium.\u003c\/p\u003e\u003cp\u003eSuitable for beginner setups, shrimp tanks, and low- or high-tech planted aquariums, this substrate offers a practical foundation for layouts ranging from miniature carpets to large rooted plants.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReady to use without rinsing, the substrate produces significantly less debris so the water stays clearer during setup.\u003c\/li\u003e\n\u003cli\u003eThe lower nutrient composition reduces ammonia spikes in the aquarium’s initial stages, giving new hobbyists a more predictable startup experience.\u003c\/li\u003e\n\u003cli\u003eGranules retain their structure over time and are less likely to break down into mud, keeping the planted layout easier to manage.\u003c\/li\u003e\n\u003cli\u003eThe soil buffers the water column to a slightly acidic pH commonly preferred by tropical fish, shrimp, and live aquatic plants.\u003c\/li\u003e\n\u003cli\u003eExtra Fine granules suit nano tanks and support established roots for miniature plants such as Hemianthus callitrichoides, while Fine provides an all-purpose option for varied aquascapes.\u003c\/li\u003e\n\u003cli\u003eNormal granules make it easier to build slopes and reach the desired substrate height, and their larger size suits plants with substantial root systems.\u003c\/li\u003e\n\u003cli\u003eIts stability, cleanliness, and structure retention make it suitable for dry-start layouts that need an extended establishment period.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrand: Ultum Nature Systems\u003c\/li\u003e\n\u003cli\u003eComposition: Natural soil and volcanic ash\u003c\/li\u003e\n\u003cli\u003eNutrient profile: Low nutrient\u003c\/li\u003e\n\u003cli\u003eColors: Black or Brown\u003c\/li\u003e\n\u003cli\u003eGranule sizes: Extra Fine, Fine, or Normal\u003c\/li\u003e\n\u003cli\u003eBag sizes: 1L, 3L, or 10L\u003c\/li\u003e\n\u003cli\u003eCoverage guide: One 3L bag suits most aquariums up to 5 gallons.\u003c\/li\u003e\n\u003cli\u003eCoverage guide: One 10L bag suits most aquariums up to 20 gallons.\u003c\/li\u003e\n\u003cli\u003eSubstrate calculator: Tank length × tank depth × desired substrate height in inches ÷ 60 = liters needed.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eChoose Extra Fine for a nano tank or miniature carpeting plants, Fine for a versatile planted layout, or Normal for slopes and larger root-feeding species. Select Black or Brown, then account for extra soil if your aquascape includes elevated hardscape, substantial slopes, or a thicker substrate layer.\u003c\/p\u003e","brand":"Glass Aqua","offers":[{"title":"Black \/ Extra Fine (1L)","offer_id":44658326012007,"sku":"SHP-7591-C166BD","price":39.63,"currency_code":"USD","in_stock":true},{"title":"Black \/ Normal (3L)","offer_id":44658326044775,"sku":"SHP-7591-1C3A54","price":48.59,"currency_code":"USD","in_stock":true},{"title":"Black \/ Normal (10L)","offer_id":44658326077543,"sku":"SHP-7591-9B4723","price":94.07,"currency_code":"USD","in_stock":true},{"title":"Brown \/ Extra Fine (1L)","offer_id":44658326110311,"sku":"SHP-7591-B46DA6","price":39.63,"currency_code":"USD","in_stock":true},{"title":"Black \/ Fine (1L)","offer_id":44658326143079,"sku":"SHP-7591-78F1C5","price":39.63,"currency_code":"USD","in_stock":true},{"title":"Black \/ Normal (1L)","offer_id":44658326175847,"sku":"SHP-7591-A6FB20","price":39.63,"currency_code":"USD","in_stock":true},{"title":"Black \/ Extra Fine (3L)","offer_id":44658326208615,"sku":"SHP-7591-18E5C6","price":48.59,"currency_code":"USD","in_stock":true},{"title":"Black \/ Fine (3L)","offer_id":44658326241383,"sku":"SHP-7591-F15781","price":48.59,"currency_code":"USD","in_stock":true},{"title":"Black \/ Fine (10L)","offer_id":44658326274151,"sku":"SHP-7591-49A1AF","price":94.07,"currency_code":"USD","in_stock":true},{"title":"Black \/ Extra Fine (10L)","offer_id":44658326306919,"sku":"SHP-7591-30C9C8","price":94.07,"currency_code":"USD","in_stock":true},{"title":"Brown \/ Normal (3L)","offer_id":44658326339687,"sku":"SHP-7591-A0005B","price":48.59,"currency_code":"USD","in_stock":true},{"title":"Brown \/ Normal (10L)","offer_id":44658326372455,"sku":"SHP-7591-315E75","price":94.07,"currency_code":"USD","in_stock":true},{"title":"Brown \/ Extra Fine (3L)","offer_id":44658326405223,"sku":"SHP-7591-67425D","price":48.59,"currency_code":"USD","in_stock":true},{"title":"Brown \/ Fine (3L)","offer_id":44658326437991,"sku":"SHP-7591-55DAC1","price":48.59,"currency_code":"USD","in_stock":false},{"title":"Brown \/ Fine (10L)","offer_id":44658326470759,"sku":"SHP-7591-C22588","price":94.07,"currency_code":"USD","in_stock":false},{"title":"Brown \/ Extra Fine (10L)","offer_id":44658326503527,"sku":"SHP-7591-06F467","price":94.07,"currency_code":"USD","in_stock":true},{"title":"Brown \/ Fine (1L)","offer_id":44658326536295,"sku":"SHP-7591-E17FAB","price":39.63,"currency_code":"USD","in_stock":true},{"title":"Brown \/ Normal (1L)","offer_id":44658326569063,"sku":"SHP-7591-69820C","price":39.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/6209\/8279\/files\/11231427591-main-001.jpg?v=1789771842","url":"https:\/\/cozypawwear.com\/products\/aquarium-soil-for-planted-tanks-low-nutrient-natural-soil-and-volcanic-ash-substrate-black-or-brown-1l-10l","provider":"CozyPaw Wear","version":"1.0","type":"link"}