Importance of Calcium- Dr. Steve's ATW Ep 13

Although Calcium is considered a secondary nutrient, Dr Steve Petrie explains that it should be one of the most important nutrients to consider.  Calcium is the 5th most common element in the earths crust and can be 2nd or 3rd most common element in plants.  Despite its abundance, we need to know how much is plant available so that the plant can take advantage of this important nutrient. To learn more, please click here