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...

Nestled In Stonewool: Starting Off on the Right Root At the start of the growing season, it can be a very crazy and fast paced time. Plants must be started through seeds, cuttings, or clones all while still maintaining other aspects of the commercial greenhouse business. To reduce the amount of stress in the early stages of the growth process,...

RedRock Block Expands Product Line; Introduces New Revolutionary Multi-Directional "Weaved" ProPlus Stonewool Grow Media to Market. Commercial and Industrial cultivators, growers, and farmers across the globe now have a new to market selection of stonewool grow media to choose from. RedRock Block, one of the world’s leading commercial stonewool grow media manufacturers, has recently announced the addition of an innovative...