{"product_id":"stonewool-cubes-tray-36mm-x-36mm-x-40mm-77-cubes-box-of-18-trays","title":"Stonewool Cubes \u0026 Tray 36mm x 36mm x 40mm - 77 cubes - Box of 18 Trays","description":"\u003cp\u003eStonewool not to be confused with Rockwool® or Grodan ™ which are Trade marked names,\u003cspan\u003e other brands call the product Stonewool. \u003c\/span\u003e\u003cspan\u003eStonewool is a uniform substrate made from basalt rock that is processed at a very high temperature. These \u003c\/span\u003eCubes are used for easy starting of seeds and cuttings giving even root development through out the entire cube. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCubes come separated in a plastic tray for easy handling\u003c\/li\u003e\n\u003cli\u003eCan be used with Aqua Clay, Perlite, Coco fibre mixes or most growing mediums\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eStonewool is a mineral wool made from molten basalt and limestone rock that is spun into fibres and then compressed into cubes, blocks or slabs. \u003c\/p\u003e\n\u003cp\u003eCare should be taken when handling by wearing gloves and mask, the fibres can cause irritation to the skin, and if breathed in they can also irritate the lungs.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDon’t squeeze the cube especially when it’s wet\u003c\/li\u003e\n\u003cli\u003eAlways pre-condition in pH 5.5 water before using to dissolve lime\u003c\/li\u003e\n\u003cli\u003ePre-soak from 30 seconds to 30 minutes, depending on the product size\u003c\/li\u003e\n\u003cli\u003eWater only when there’s light - never water in the dark\u003c\/li\u003e\n\u003cli\u003eOptimum room temperature for growing environment is 18.5- 28 for most species. Temperatures above 26.7o C inside the growing media leads to depleted oxygen levels, encouraging root disease\u003c\/li\u003e\n\u003cli\u003eWith low light, water with more volume with fewer cycles - and visa versa\u003c\/li\u003e\n\u003cli\u003eDo NOT keep the product sopping wet, algae is a sign of over watering. Minimize watering while the plant is young. Too much water prevents the roots from setting which is essential for growing a healthy plant.\u003cb\u003e\u003cspan style=\"color: #ee0000;\"\u003e\u003co:p\u003e \u003c\/o:p\u003e\u003c\/span\u003e\u003c\/b\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan style=\"color: #ee0000;\"\u003eShipping Notice\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003ePlease note our Free shipping policy does not apply to this item due to its size and delivery costs\u003co:p\u003e\u003c\/o:p\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eWe do offer competitive shipping rates based on your location, which are automatically calculated at the checkout\u003co:p\u003e\u003c\/o:p\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eSome rural areas may incur additional rural delivery fees we will notify you before dispatch if this applies to your location\u003co:p\u003e\u003c\/o:p\u003e\u003c\/b\u003e\u003c\/p\u003e","brand":"Cultilene","offers":[{"title":"Default Title","offer_id":44206263369764,"sku":"GD2239BOX","price":379.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1918\/8941\/files\/STONEWOOL-CUBES-TRAY-36MM-X-36MM-X-40MM-77-CUBES-box.png?v=1779660262","url":"https:\/\/growshop.co.nz\/products\/stonewool-cubes-tray-36mm-x-36mm-x-40mm-77-cubes-box-of-18-trays","provider":"growshop.co.nz","version":"1.0","type":"link"}