Moorganite, 25 lb, 2500 sq ft, fertilizer by earth science is an excellent all-purpose fertilizer for all types of plants. made from recycled dairy cow and chicken feather meal, moorganite is an all-natural, multi-purpose, slow release fertilizer that can be used on lawns or gardens. our commitment to composting in the manufacturing process results in a highly bio-active and effective product. for best results on lawns, apply one to two times in the spring and one to two times in the fall when grass is actively growing. for gardens, mix into soil when preparing beds and make an additional application when buds form.