Key Benefits: ADVANTAGES  Phosphorus (AS P205) is key nutrient available in PURE BONE MEAL. This mineral plays a big role in photosynthesis root flower and seed production energy transfer within the plant and other vital functions.  Pure bone meal is the only source for the natural and highest amount of natural phosphorus  Higher amount of organic phosphate helps to increase yield.  Calcium is famous for building strong bones and it is also beneficial for plants. Bone meal fertilizer is enriched with this essential mineral. It helps keep the cell walls of your plants strong & healthy and promotes steady growth.