{"product_id":"grodan-gro-block-improved-gr10-large-4-in-with-hole-unwrapped-4-x-4-x-4-inch-case-of-144","title":"Grodan Gro-Block Improved GR10 Large 4 in with Hole - 4 x 4 x 4 Inch - Unwrapped Case of 144 or Wrapped Strip of 6","description":"\u003cp\u003eGrodan Gro-Block Improved GR10 is a stone wool propagation and growing block with a pre-drilled transplant hole, made with Grodan's advanced wetting technology. It spreads water and nutrients evenly through the block for more uniform water content and EC, and lets roots use the whole block. Choose the bulk, unwrapped case of 144, or the wrapped version sold as a strip of 6 blocks.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e4 in x 4 in x 4 in (10 x 10 x 10 cm) stone wool block with hole\u003c\/li\u003e\n\u003cli\u003eUnwrapped Case of 144: 144 blocks with no plastic covering\u003c\/li\u003e\n\u003cli\u003eWrapped Strip of 6: six blocks per strip, wrapped (white label)\u003c\/li\u003e\n\u003cli\u003eAdvanced wetting agent and optimized fiber structure\u003c\/li\u003e\n\u003cli\u003eBefore use, saturate with an EC 1.5, pH 5.5 nutrient solution for up to 2 minutes\u003c\/li\u003e\n\u003cli\u003eOne drip stake per block is recommended\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp class=\"sku-info\"\u003e\u003cstrong\u003eModel # \/ SKU:\u003c\/strong\u003e\u003cbr\u003eUnwrapped Case of 144: RW286661\u003cbr\u003eWrapped Strip of 6: RW286612\u003c\/p\u003e","brand":"Grodan","offers":[{"title":"Unwrapped Case of 144","offer_id":67607485481151,"sku":"RW286661","price":135.95,"currency_code":"USD","in_stock":true},{"title":"Wrapped Strip of 6","offer_id":67638538928319,"sku":"RW286612","price":13.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/9334\/4191\/files\/sq_gr10hb.jpg?v=1791490350","url":"https:\/\/www.dsgardensupplies.com\/products\/grodan-gro-block-improved-gr10-large-4-in-with-hole-unwrapped-4-x-4-x-4-inch-case-of-144","provider":"DS Garden Supplies","version":"1.0","type":"link"}