{"product_id":"hydrofarm-rw157512-grodan-expert-15-75-grow-slab-growing-media-for-large-vegetables-and-plants-36-x-6-x-3-inches-case-of-12","title":"Hydrofarm RW157512 Grodan Expert 15\/75 Grow Slab Growing Media for Large Vegetables and Plants 36 x 6 x 3 Inches Case of 12","description":"\u003cp\u003e- Grodan slabs - the final stage of planting with growing blocks are the Grodan slabs. These slabs come in clearly marked UV resistant poly sleeves for ease of use.\n- Recommended for larger, long term crops with extensive roots like peppers, tomatoes, or cucumbers. Typically, seedlings in blocks are placed onto slabs.\n- Grodan expert is the slab that drains The fastest because of its vertical fibers. By far the most popular slab for the hydroponic hobbyist market.\n- Grodan Master is a special wet\/dry slab. The top layer is thicker, which stays Wetter, while the bottom layer stays drier. In effect It defies gravity, allowing more even distribution of moisture throughout the slab.\n\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e","brand":"Greenbelt","offers":[{"title":"Default Title","offer_id":63571064586609,"sku":"B005AXW8RU","price":175.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0975\/4132\/5169\/files\/61RXQvy7KSL._AC_SX679.jpg?v=1778174144","url":"https:\/\/greenbelt1.com\/products\/hydrofarm-rw157512-grodan-expert-15-75-grow-slab-growing-media-for-large-vegetables-and-plants-36-x-6-x-3-inches-case-of-12","provider":"Greenbelt","version":"1.0","type":"link"}