{"product_id":"halatool-1-inch-rockwool-cubes-for-hydroponics-200-starter-plugs-for-seed-germination-cloning","title":"Halatool 1-Inch Rockwool Cubes for Hydroponics — 200 Starter Plugs for Seed Germination \u0026 Cloning","description":"\u003cp\u003eHalatool 1-Inch Rockwool Cubes are a practical starter medium for hydroponics and soilless cultivation. This value pack delivers 200 cubes across 4 sheets, offering a consistent, soft texture that helps keep roots comfortable as they form.\u003c\/p\u003e\u003ch2\u003eWhat makes these cubes useful\u003c\/h2\u003e\u003cp\u003eThese cubes are made from basalt rock, processed to create a uniform, porous structure. The result is a medium with high water absorption and good air permeability, designed to support developing roots without compaction.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eValue Package Includes: four sheets of 1-inch rockwool, totalling 200 cubes, ideal for starting seeds or rooting cuttings\u003c\/li\u003e\n\u003cli\u003eHigh-quality material: basalt-based composition, fibers formed at high temperature, then compressed into blocks for consistent texture\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow to use\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCut the rockwool to the needed size with a knife before soaking.\u003c\/li\u003e\n\u003cli\u003eBriefly soak the cubes (about 10 seconds) in a nutrient solution to adjust EC and pH; aim for a typical pH around 5.5 for most plants.\u003c\/li\u003e\n\u003cli\u003eKeep the environment with proper moisture, light, and temperature to support germination and early root development.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eRoot growth and transplant readiness\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWhen roots reach about 0.5–1 inch, transplant the cube into a suitable container or net pot. The cubes retain moisture and make relocation straightforward.\u003c\/li\u003e\n\u003cli\u003eRockwool's high water absorption helps seeds stay hydrated during critical early stages, while its air pockets support oxygen access to roots.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eApplications and benefits\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWidely used in hydroponics, rooting, plant propagation, and cloning systems for both hobbyists and commercial growers.\u003c\/li\u003e\n\u003cli\u003eSoft, even texture makes handling easy and reduces stress on delicate young roots.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFinal thoughts\u003c\/p\u003e\u003cp\u003eHalatool rockwool starter plugs offer a versatile, reliable option for starting seeds and cloning projects in varied setups. While results depend on your care routine and environment, many growers find this medium a helpful starting point for propagation workflows.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What’s included in the Halatool 1 Inch Rockwool Cubes package?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: 4 sheets totaling 200 starter plugs, ready for seed starting and clone propagation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How do I prepare and use the cubes before planting?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Cut to size, soak briefly in nutrient solution to adjust EC and pH to around 5.5, then maintain moisture and light until roots appear.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Halatool","offers":[{"title":"Default Title","offer_id":45740716884154,"sku":"B08P8KH6MV","price":46.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/3536\/8890\/files\/halatool-1inch-rockwool-cubes.jpg?v=1774794338","url":"https:\/\/gardencanada.ca\/products\/halatool-1-inch-rockwool-cubes-for-hydroponics-200-starter-plugs-for-seed-germination-cloning","provider":"Garden Canada","version":"1.0","type":"link"}