Archive for May 10th, 2008
Saturday, May 10th, 2008
What Is Grodan Stonewool?
By: Melih Oztalay Mineral wool is used for its ability to hold large quantities of water and at the same time maintain a high percentage of air as well. This aids root growth and nutrient uptake. The fibrous nature of mineral wool also provides a good mechanical structure to hold the plant stable. Mineral wool [...]