{"title":"Rockwool Cubes \u0026 Slabs","description":"\u003cp\u003eRockwool is a popular growing medium in hydroponic and soilless cultivation systems, made from basalt rock and chalk that are melted and spun into fibers. Resembling natural wool but composed of rock, it offers several benefits for plant growth. Rockwool excels in water retention and drainage, ensuring roots receive both water and oxygen, which helps prevent overwatering. Its neutral pH allows for precise control of nutrient solutions, creating a stable environment for roots. Being sterile and inert, it reduces the risk of pests, diseases, and weeds, while its uniform structure supports even nutrient distribution and root development. Additionally, Rockwool is easy to handle and cut, making it a versatile and reliable option for growers.\u003c\/p\u003e","products":[{"product_id":"rockwool-3inch-cubes-large-hole-strip-of-8","title":"Rockwool 3 Inch Cubes - Large Hole","description":"\u003cp\u003eThe Rockwool 3-Inch Large Hole Cube is an ideal medium for both propagation and cultivation, designed to support beginner and experienced growers alike. These premium cubes offer exceptional air-to-water retention, fostering healthy root systems and encouraging robust plant growth.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSize: Compact 3-inch cubes with a 35mm large hole, perfect for accommodating propagation plugs or seeds.\u003c\/li\u003e\n\u003cli\u003eEnhanced Air-to-Water Balance: Provides an optimal environment to support vigorous root development and steady plant growth.\u003c\/li\u003e\n\u003cli\u003eVersatile Propagation: The large central hole is designed for easy compatibility with most plugs, ensuring seamless transplanting.\u003c\/li\u003e\n\u003cli\u003eHydroponic-Friendly: Ideal for use in a variety of systems, including Ebb \u0026amp; Flood tables, passive hydro setups, and more.\u003c\/li\u003e\n\u003cli\u003eDurable and Efficient: Ensures consistent saturation and re-saturation, providing plants with the moisture and nutrients they need to thrive.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n\u003cbr\u003eHow to Use\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSoak the Rockwool cube in pH-adjusted water (5.5–6.5) before use to stabilise its pH levels.\u003c\/li\u003e\n\u003cli\u003ePlace seeds, cuttings, or plugs into the central hole for propagation.\u003c\/li\u003e\n\u003cli\u003eEnsure the cube remains moist but not waterlogged during cultivation.\u003c\/li\u003e\n\u003cli\u003eOnce roots emerge, transplant the cube into your preferred hydroponic system or growing medium.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDimensions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCube Size: 3 inches\u003c\/li\u003e\n\u003cli\u003eHole Size: 35mm (approximately 1.5 inches)\u003c\/li\u003e\n\u003cli\u003eCompatibility: Perfect for hydroponic systems, Ebb \u0026amp; Flood tables, and other growing applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003ePlease note: Brand may vary from image shown (we stock Cultiwool, Cultilene, Grodan). Contact us for more information.\u003c\/em\u003e\u003c\/p\u003e","brand":"Cultilene","offers":[{"title":"Default Title","offer_id":47346442961228,"sku":"ROCK1","price":0.4,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0789\/3044\/4620\/files\/cultilene-rockwool-3inch-large-hole_main.png?v=1737723600"},{"product_id":"rockwool-3inch-cubes-small-hole","title":"Rockwool 3 Inch Cubes - Small Hole","description":"\u003cp\u003eThe Rockwool 3-Inch Small Hole Cube is an ideal medium for both propagation and cultivation, designed to support beginner and experienced growers alike. These premium cubes offer exceptional air-to-water retention, fostering healthy root systems and encouraging robust plant growth.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSize: Compact 3-inch cubes with a 25mm small hole, perfect for accommodating propagation plugs or seeds.\u003c\/li\u003e\n\u003cli\u003eEnhanced Air-to-Water Balance: Provides an optimal environment to support vigorous root development and steady plant growth.\u003c\/li\u003e\n\u003cli\u003eVersatile Propagation: The small central hole is designed for easy compatibility with a variety of plugs, ensuring seamless transplanting.\u003c\/li\u003e\n\u003cli\u003eHydroponic-Friendly: Ideal for use in a variety of systems, including Ebb \u0026amp; Flood tables, passive hydro setups, and more.\u003c\/li\u003e\n\u003cli\u003eDurable and Efficient: Ensures consistent saturation and re-saturation, providing plants with the moisture and nutrients they need to thrive.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n\u003cbr\u003eHow to Use\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSoak the Rockwool cube in pH-adjusted water (5.5–6.5) before use to stabilise its pH levels.\u003c\/li\u003e\n\u003cli\u003ePlace seeds, cuttings, or plugs into the central hole for propagation.\u003c\/li\u003e\n\u003cli\u003eEnsure the cube remains moist but not waterlogged during cultivation.\u003c\/li\u003e\n\u003cli\u003eOnce roots emerge, transplant the cube into your preferred hydroponic system or growing medium.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDimensions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCube Size: 3 inches\u003c\/li\u003e\n\u003cli\u003eHole Size: 25mm (approximately 1 inch)\u003c\/li\u003e\n\u003cli\u003eCompatibility: Perfect for hydroponic systems, Ebb \u0026amp; Flood tables, and other growing applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003ePlease note: Brand may vary from image shown (we stock Cultiwool, Cultilene, Grodan). Contact us for more information.\u003c\/em\u003e\u003c\/p\u003e","brand":"Cultilene","offers":[{"title":"Default Title","offer_id":47346443616588,"sku":"ROCK2","price":0.4,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0789\/3044\/4620\/files\/cultiwool-rockwool-3inch-small-hole_93dce106-bfc7-4d37-8711-778a501576cf.png?v=1737724917"},{"product_id":"rockwool-4inch-cubes-large-hole","title":"Rockwool 4 Inch Cubes - Large Hole","description":"\u003cp\u003eThe Rockwool 4-Inch Large Hole Cube is an ideal medium for both propagation and cultivation, designed to support beginner and experienced growers alike. These premium cubes offer exceptional air-to-water retention, fostering healthy root systems and encouraging robust plant growth.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 4-inch cubes with a 35mm large hole, perfect for accommodating propagation plugs or seeds.\u003c\/li\u003e\n\u003cli\u003eEnhanced Air-to-Water Balance: Provides an optimal environment to support vigorous root development and steady plant growth.\u003c\/li\u003e\n\u003cli\u003eVersatile Propagation: The large central hole is designed for easy compatibility with a variety of plugs, ensuring seamless transplanting.\u003c\/li\u003e\n\u003cli\u003eHydroponic-Friendly: Ideal for use in a variety of systems, including Ebb \u0026amp; Flood tables, passive hydro setups, and more.\u003c\/li\u003e\n\u003cli\u003eDurable and Efficient: Ensures consistent saturation and re-saturation, providing plants with the moisture and nutrients they need to thrive.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n\u003cbr\u003eHow to Use\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSoak the Rockwool cube in pH-adjusted water (5.5–6.5) before use to stabilise its pH levels.\u003c\/li\u003e\n\u003cli\u003ePlace seeds, cuttings, or plugs into the central hole for propagation.\u003c\/li\u003e\n\u003cli\u003eEnsure the cube remains moist but not waterlogged during cultivation.\u003c\/li\u003e\n\u003cli\u003eOnce roots emerge, transplant the cube into your preferred hydroponic system or growing medium.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDimensions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCube Size: 4 inches\u003c\/li\u003e\n\u003cli\u003eHole Size: 35mm (approximately 1.5 inches)\u003c\/li\u003e\n\u003cli\u003eCompatibility: Perfect for hydroponic systems, Ebb \u0026amp; Flood tables, and other growing applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003ePlease note: Brand may vary from image shown (we stock Cultiwool, Cultilene, Grodan). Contact us for more information.\u003c\/em\u003e\u003c\/p\u003e","brand":"Cultilene","offers":[{"title":"Default Title","offer_id":47346443714892,"sku":"ROCK3","price":0.65,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0789\/3044\/4620\/files\/cultiwool-rockwool-4inch-large-hole.png?v=1737727041"},{"product_id":"rockwool-1-3mtr-slabs","title":"Rockwool 1.3m Slabs","description":"\u003cp\u003eMaximise your plant growth with premium 1m Rockwool Slabs, the ideal substrate for hydroponic and indoor growing systems.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/hytachydroponics.com\/collections\/rockwool\"\u003e\u003cstrong\u003eRockwool\u003c\/strong\u003e\u003c\/a\u003e is a tried-and-tested growing medium known for its excellent water retention, aeration, and root support, making it a top choice for both commercial and hobby growers. Whether you're cultivating high-value crops, leafy greens, or flowers, these 1.3m slabs provide the perfect foundation for strong and healthy root development.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOptimised Root Environment – Delivers the perfect balance of water and oxygen for fast root growth.\u003c\/li\u003e\n\u003cli\u003eSuperior Water Retention – Reduces the frequency of watering while ensuring consistent moisture.\u003c\/li\u003e\n\u003cli\u003eHigh Aeration \u0026amp; Drainage – Prevents \u003ca href=\"https:\/\/hytachydroponics.com\/collections\/root-disease\"\u003e\u003cstrong\u003eroot rot\u003c\/strong\u003e\u003c\/a\u003e and oxygen deficiency, promoting healthy plants.\u003c\/li\u003e\n\u003cli\u003epH Neutral \u0026amp; Inert – Designed for hydroponic growing, free from contaminants or unwanted nutrients.\u003c\/li\u003e\n\u003cli\u003eCustomisable \u0026amp; Easy to Use – Can be cut to size to fit various grow systems, including \u003ca href=\"https:\/\/hytachydroponics.com\/collections\/nft-systems\"\u003e\u003cstrong\u003eNFT\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"https:\/\/hytachydroponics.com\/collections\/iws-dripper-systems\"\u003e\u003cstrong\u003edrip irrigation\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"https:\/\/hytachydroponics.com\/collections\/i-w-s\"\u003e\u003cstrong\u003eflood \u0026amp; drain\u003c\/strong\u003e\u003c\/a\u003e, and \u003ca href=\"https:\/\/hytachydroponics.com\/collections\/i-w-s\/products\/iws-run-to-waste-brain-pot\"\u003e\u003cstrong\u003erun-to-waste\u003c\/strong\u003e\u003c\/a\u003e setups.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Choose Rockwool Slabs for Hydroponic Growing?\u003c\/h3\u003e\n\u003cp\u003eRockwool is widely used in professional hydroponic setups due to its high capillary action, meaning it efficiently distributes water and nutrients to the entire root zone. This ensures consistent feeding and reduces the risk of dry spots, leading to stronger, more resilient plants.\u003c\/p\u003e\n\u003cp\u003eUnlike soil-based mediums, Rockwool is inert and sterile, minimising the risk of pests, diseases, and nutrient imbalances.\u003c\/p\u003e\n\u003ch3\u003eHow to Use Rockwool Slabs:\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePre-soak in pH-Adjusted Water – Before planting, soak the slab in a solution adjusted to pH 5.5–6.0 to stabilise its pH.\u003c\/li\u003e\n\u003cli\u003ePlace in Grow System – Position the slab in your hydroponic system or trays for easy access.\u003c\/li\u003e\n\u003cli\u003eInsert Clones or Seeds – Use \u003ca href=\"https:\/\/hytachydroponics.com\/collections\/rockwool\/products\/rockwool-small-1-5inch-sbs-cube-tray\"\u003e\u003cstrong\u003eRockwool cubes or plugs\u003c\/strong\u003e\u003c\/a\u003e for germination, then transplant into the slab.\u003c\/li\u003e\n\u003cli\u003eMaintain Proper Irrigation – Monitor water levels to ensure the slab stays moist but not oversaturated.\u003c\/li\u003e\n\u003cli\u003eMonitor \u0026amp; Adjust pH – Keep the pH in the optimal range of 5.5–6.5 for best nutrient uptake.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eIdeal for Use In:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDrip Irrigation Systems\u003c\/li\u003e\n\u003cli\u003eFlood \u0026amp; Drain (Ebb \u0026amp; Flow)\u003c\/li\u003e\n\u003cli\u003eNutrient Film Technique (NFT)\u003c\/li\u003e\n\u003cli\u003eRun-to-Waste Setups\u003c\/li\u003e\n\u003cli\u003eCommercial Greenhouses \u0026amp; Indoor Grow Operations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLength: 1.3m\u003c\/li\u003e\n\u003cli\u003eWidth \u0026amp; Thickness: Varies 15cm x 7.5cm\u003c\/li\u003e\n\u003cli\u003eMaterial: High-Density Rockwool\u003c\/li\u003e\n\u003cli\u003epH Range: Neutral (requires pre-conditioning)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003eUpgrade your hydroponic grow setup with high-quality 1.3m Rockwool Slabs – the professional choice for vigorous plant growth, optimal root health, and high yields.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eBrand may vary depending on stock held.\u003c\/em\u003e\u003c\/p\u003e","brand":"Cultilene","offers":[{"title":"Default Title","offer_id":47346443780428,"sku":"ROCK4","price":9.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0789\/3044\/4620\/files\/Rockwool-Slab-1m.jpg?v=1741016227"},{"product_id":"rockwool-1mtr-slabs","title":"Rockwool 1m Slabs","description":"\u003cp\u003eMaximise your plant growth with premium 1m Rockwool Slabs, the ideal substrate for hydroponic and indoor growing systems.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/hytachydroponics.com\/collections\/rockwool\"\u003e\u003cstrong\u003eRockwool\u003c\/strong\u003e\u003c\/a\u003e is a tried-and-tested growing medium known for its excellent water retention, aeration, and root support, making it a top choice for both commercial and hobby growers. Whether you're cultivating high-value crops, leafy greens, or flowers, these 1m slabs provide the perfect foundation for strong and healthy root development.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOptimised Root Environment – Delivers the perfect balance of water and oxygen for fast root growth.\u003c\/li\u003e\n\u003cli\u003eSuperior Water Retention – Reduces the frequency of watering while ensuring consistent moisture.\u003c\/li\u003e\n\u003cli\u003eHigh Aeration \u0026amp; Drainage – Prevents \u003ca href=\"https:\/\/hytachydroponics.com\/collections\/root-disease\"\u003e\u003cstrong\u003eroot rot\u003c\/strong\u003e\u003c\/a\u003e and oxygen deficiency, promoting healthy plants.\u003c\/li\u003e\n\u003cli\u003epH Neutral \u0026amp; Inert – Designed for hydroponic growing, free from contaminants or unwanted nutrients.\u003c\/li\u003e\n\u003cli\u003eCustomisable \u0026amp; Easy to Use – Can be cut to size to fit various grow systems, including \u003ca href=\"https:\/\/hytachydroponics.com\/collections\/nft-systems\"\u003e\u003cstrong\u003eNFT\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"https:\/\/hytachydroponics.com\/collections\/iws-dripper-systems\"\u003e\u003cstrong\u003edrip irrigation\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"https:\/\/hytachydroponics.com\/collections\/i-w-s\"\u003e\u003cstrong\u003eflood \u0026amp; drain\u003c\/strong\u003e\u003c\/a\u003e, and \u003ca href=\"https:\/\/hytachydroponics.com\/collections\/i-w-s\/products\/iws-run-to-waste-brain-pot\"\u003e\u003cstrong\u003erun-to-waste\u003c\/strong\u003e\u003c\/a\u003e setups.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Choose Rockwool Slabs for Hydroponic Growing?\u003c\/h3\u003e\n\u003cp\u003eRockwool is widely used in professional hydroponic setups due to its high capillary action, meaning it efficiently distributes water and nutrients to the entire root zone. This ensures consistent feeding and reduces the risk of dry spots, leading to stronger, more resilient plants.\u003c\/p\u003e\n\u003cp\u003eUnlike soil-based mediums, Rockwool is inert and sterile, minimising the risk of pests, diseases, and nutrient imbalances.\u003c\/p\u003e\n\u003ch3\u003eHow to Use Rockwool Slabs:\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePre-soak in pH-Adjusted Water – Before planting, soak the slab in a solution adjusted to pH 5.5–6.0 to stabilise its pH.\u003c\/li\u003e\n\u003cli\u003ePlace in Grow System – Position the slab in your hydroponic system or trays for easy access.\u003c\/li\u003e\n\u003cli\u003eInsert Clones or Seeds – Use \u003ca href=\"https:\/\/hytachydroponics.com\/collections\/rockwool\/products\/rockwool-small-1-5inch-sbs-cube-tray\"\u003e\u003cstrong\u003eRockwool cubes or plugs\u003c\/strong\u003e\u003c\/a\u003e for germination, then transplant into the slab.\u003c\/li\u003e\n\u003cli\u003eMaintain Proper Irrigation – Monitor water levels to ensure the slab stays moist but not oversaturated.\u003c\/li\u003e\n\u003cli\u003eMonitor \u0026amp; Adjust pH – Keep the pH in the optimal range of 5.5–6.5 for best nutrient uptake.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eIdeal for Use In:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDrip Irrigation Systems\u003c\/li\u003e\n\u003cli\u003eFlood \u0026amp; Drain (Ebb \u0026amp; Flow)\u003c\/li\u003e\n\u003cli\u003eNutrient Film Technique (NFT)\u003c\/li\u003e\n\u003cli\u003eRun-to-Waste Setups\u003c\/li\u003e\n\u003cli\u003eCommercial Greenhouses \u0026amp; Indoor Grow Operations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLength: 1m\u003c\/li\u003e\n\u003cli\u003eWidth \u0026amp; Thickness: Varies 15cm x 7.5cm\u003c\/li\u003e\n\u003cli\u003eMaterial: High-Density Rockwool\u003c\/li\u003e\n\u003cli\u003epH Range: Neutral (requires pre-conditioning)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003eUpgrade your hydroponic grow setup with high-quality 1m Rockwool Slabs – the professional choice for vigorous plant growth, optimal root health, and high yields.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eBrand may vary depending on stock held.\u003c\/em\u003e\u003c\/p\u003e","brand":"Cultilene","offers":[{"title":"Default Title","offer_id":47346444403020,"sku":"ROCK5","price":7.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0789\/3044\/4620\/files\/Rockwool-Slab-1m.jpg?v=1741016227"},{"product_id":"rockwool-4inch-cubes-small-hole","title":"Rockwool 4 Inch Cubes - Small Hole","description":"\u003cp\u003eThe Rockwool 4-Inch Small Hole Cube is an ideal medium for both propagation and cultivation, designed to support beginner and experienced growers alike. These premium cubes offer exceptional air-to-water retention, fostering healthy root systems and encouraging robust plant growth.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 4-inch cubes with a 25mm small hole, perfect for accommodating propagation plugs or seeds.\u003c\/li\u003e\n\u003cli\u003eEnhanced Air-to-Water Balance: Provides an optimal environment to support vigorous root development and steady plant growth.\u003c\/li\u003e\n\u003cli\u003eVersatile Propagation: The small central hole is designed for easy compatibility with a variety of plugs, ensuring seamless transplanting.\u003c\/li\u003e\n\u003cli\u003eHydroponic-Friendly: Ideal for use in a variety of systems, including Ebb \u0026amp; Flood tables, passive hydro setups, and more.\u003c\/li\u003e\n\u003cli\u003eDurable and Efficient: Ensures consistent saturation and re-saturation, providing plants with the moisture and nutrients they need to thrive.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n\u003cbr\u003eHow to Use\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSoak the Rockwool cube in pH-adjusted water (5.5–6.5) before use to stabilise its pH levels.\u003c\/li\u003e\n\u003cli\u003ePlace seeds, cuttings, or plugs into the central hole for propagation.\u003c\/li\u003e\n\u003cli\u003eEnsure the cube remains moist but not waterlogged during cultivation.\u003c\/li\u003e\n\u003cli\u003eOnce roots emerge, transplant the cube into your preferred hydroponic system or growing medium.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDimensions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCube Size: 4 inches\u003c\/li\u003e\n\u003cli\u003eHole Size: 25mm (approximately 1 inch)\u003c\/li\u003e\n\u003cli\u003eCompatibility: Perfect for hydroponic systems, Ebb \u0026amp; Flood tables, and other growing applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003ePlease note: Brand may vary from image shown (we stock Cultiwool, Cultilene, Grodan). Contact us for more information.\u003c\/em\u003e\u003c\/p\u003e","brand":"Cultilene","offers":[{"title":"Default Title","offer_id":47346444468556,"sku":"ROCK6","price":0.65,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0789\/3044\/4620\/files\/cultiwool-rockwool-4inch-small-hole.png?v=1737725688"},{"product_id":"rockwool-hugo-cube","title":"Rockwool Hugo Cube","description":"\u003cp\u003eThe Cultiwool 6-inch Rockwool Hugo Cube is the perfect medium for reliable propagation and cultivation. Designed for both beginner and expert growers, these high-quality cubes offer excellent air-to-water retention, promoting healthy root growth and ensuring successful plant development.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 6-inch cubes with a 36mm hole, ideal for transplanting propagation cubes or using as standalone growing medium.\u003c\/li\u003e\n\u003cli\u003eOptimal Air-to-Water Ratio: These cubes provide a balanced environment, encouraging strong, healthy root systems.\u003c\/li\u003e\n\u003cli\u003eReliable Propagation: Perfect for starting cuttings or seeds. The large hole is compatible with most peat plugs, ensuring easy transplanting.\u003c\/li\u003e\n\u003cli\u003eHydroponic Ready: Suitable for use in deep Ebb \u0026amp; Flood tables or passive pot culture, these cubes work seamlessly in hydroponic setups.\u003c\/li\u003e\n\u003cli\u003eHigh-Performance: Designed for maximum saturation and re-saturation, giving your plants the moisture and nutrients they need for healthy growth.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n\u003cbr\u003eHow to Use\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBefore use, soak the Rockwool cube in pH-adjusted water (ideal range: 5.5-6.5) to bring the pH down.\u003c\/li\u003e\n\u003cli\u003eTransplant when roots are visible at the bottom of the cube.\u003c\/li\u003e\n\u003cli\u003eUse the same strength nutrient solution when transplanting into a new medium.\u003cbr\u003eIf soaking the cubes, hold them under water until bubbling stops for optimal saturation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003eWhether you're cultivating vegetables, herbs, or other plants, the Cultiwool 6-inch Hugo Cube provides a dependable and efficient starting point for healthy, thriving plants.\u003c\/p\u003e\n\u003ch3\u003eDimensions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCube size: 6 inches\u003c\/li\u003e\n\u003cli\u003eHole size: 36mm (approximately 1.5 inches)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIdeal for use in hydroponic systems, deep Ebb \u0026amp; Flood tables, and other growing applications. 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These can be used individually or mixed with other growing mediums such as clay pebbles to create your own mix.\u003cbr\u003e\u003cbr\u003eRockwool provides a fibrous structure which holds a lot of water and air for your plants to root into. 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Reduced risk of pests and disease. \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\t\u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif;\"\u003e\u003cspan style=\"color: rgb(34, 34, 34,'); line-height: 18.2px;\"\u003eEven root growth – predominantly vertical fibre structure means identical levels of resistance for each root, so roots grow evenly. \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\t\u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif;\"\u003e\u003cspan style=\"color: rgb(34, 34, 34,'); line-height: 18.2px;\"\u003eIncreased root development – structure of the rockwool is designed for optimum air \/ water balance and accelerated rooting. \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\t\u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif;\"\u003e\u003cspan style=\"color: rgb(34, 34, 34,'); line-height: 18.2px;\"\u003eUniformity – quality and structure is uniform, so water content and EC (CF) will remain the same for every plant. \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\t\u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif;\"\u003e\u003cspan style=\"color: rgb(34, 34, 34,'); line-height: 18.2px;\"\u003eRe-wetting – rockwool is easy to re-saturate if it dries out, reducing the risk of root damage.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Cultilene","offers":[{"title":"Default Title","offer_id":48448095453516,"sku":"ROCK8","price":7.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0789\/3044\/4620\/files\/rockwool-4inch-cubes-small-hole-strip-of-6_9cfc969c-a1a4-4a84-a1bf-ed91c5e8cbf3.jpg?v=1737723600"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0789\/3044\/4620\/collections\/Rockwool_Grow_Medium_1782a40f-b546-4c12-9af0-06be5275a5f6.jpg?v=1740578347","url":"https:\/\/hytachydroponics.com\/collections\/rockwool.oembed","provider":"Hytec Horticulture","version":"1.0","type":"link"}