What exactly is “Greensand?” Greensand is a mineral called glauconite, which is found on the ocean floor and mined for use as an organic fertilizer and soil conditioner. Greensand supplies marine potash, silica, iron oxide, magnesia, lime, phosphoric acid, and 22 trace minerals. I’ll be using Greensand on my “hard as a rock” clay soil [...]
Archive for May, 2008
What is Greensand?
Posted in Fertilizers, Garden Techniques, Organic Gardening on May 23, 2008 | Leave a Comment »

