Earth Science Growth Essentials Organic Blood Meal Soil Amendment 4 lb. (Pack of 6)Earth Science brings you the Eco Friendly Growth Essentials with natural blood meal for plants to amend your soil to make it rich and nutritious for plants. An organic blood meal is the source of nitrogen that creates ideal soil conditions for the growth of all types of plants. These organic soil amendments help promote strong root development, and they absorb water and nutrients more easily. It helps green up yellowing plants and activates compost