{"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","url":"https:\/\/hytachydroponics.com\/products\/rockwool-1-3mtr-slabs","provider":"Hytec Horticulture","version":"1.0","type":"link"}