Commercial/Industrial Grade 6 inch Grow Blocks RedRock Stonewool 6 inch Grow Blocks:  Stonewool is a material in the commercial horticulture industry that has truly lasted the test of time. This material is one of the most popular grow medias for hydroponics and has uses in traditional operations as well. Stonewool started as an insulator in the construction industry, but after...

A Cut Above the Rest: Air Pruning the Precise Method to Root Zone Control The invention of the commercial greenhouse was one of the greatest achievements in plant cultivation as it extended the growing season and provided a grower the opportunity to produce plants outside of the standard growing areas and times. With the ability to control light, temperature, water,...

Stonewool and Disease Control: Keeping Plants Healthy One of the quietest killers in a commercial greenhouse are disease pathogens. These microscopic pathogens can infiltrate a greenhouse with ease and create a major outbreak in a matter of no time. The best approach to controlling and maintaining a healthy and clean greenhouse is prevention. Prevention is essential in ensuring the safety...

Managing Electrical Conductivity with Stonewool Grow Media Electrical Conductivity in Horticulture: An Overlooked Key to Unlocking Potential in Crops In the commercial horticulture industry, there is an increasing push to produce more with less inputs. In order to do this, growers often think that this will sacrifice the quality in exchange for the quantity demanded. This is far from the...

Root Zone Management: Better Control Through Stonewool Stonewool has become one of the most popular soil less media substrates for commercial hydroponic operations worldwide.  This material has its origins in the construction industry with its excellent properties as an insulator to be used in walls and attics. However, in the late 1960’s scientists looking for alternative growing mediums turned their...

RedRock Block Stonewool Grow Media: Efficient Transplanting Grow Media System Throughout a plants lifecycle there are several growth phases. With new growth, comes the need for additional resources used by the plant for further development. If plants or crops are cultivated in a commercial greenhouse, indoor farm, CEA grow op, or hydroponic facility they will more than likely be grown...

Growing Cannabis with Stonewool Hydroponically Growing Cannabis in Stonewool Grow Blocks- What is Stone wool? Stone wool- also known as mineral wool or stone rock wool, is made from naturally derived ingredients. More specifically, stonewool is made from melted down basaltic rock that is spun into fibers at high speeds. The stonewool fibers are then shaped into mats that are...

Perfect Vegetables with Stonewool Grow Media Recently, the AG and hydroponic industries have seen a lot of traction in regards to the growing media stone wool. This is a man made mineral fiber created through the melting and spinning of basalt rock that is then pressed into various shapes and sizes. This material or substrate was first used in the...

RedRock Block, an internationally distributed stonewool grow block manufacturer, recently announced the launch of a new line of premium stonewool starter plugs. RedRock Block now manufacturers and offers a complete line of commercial stonewool starter blocks, stonewool blocks, stonewool slabs, stonewool solo slabs, and stonewool flowering slabs; with the latest addition of stonewool starter plugs.  Stonewool starter plugs are used...

Stonewool Grow Block Supplier Launches New PRO Line of Stonewool Grow Media Stonewool Grow Media Manufacturer, RedRock Block, Launches RedRockPRO, a New Line of Stonewool Grow Blocks, Plugs, Slabs for Large-scale Professional Growers, Greenhouse Operators, and Indoor Farmers. North American manufacturer of high quality stonewool grow media, RedRock Block, recently introduced a complete new line of locally sourced and manufactured...