Worm castings are classified as the digested “soil” made by worm farming or vermicomposting. They offer some macronutrients for leaf advancement; In such cases, its NPK ratio is one-0-0. But In addition they comprise micronutrients and effective microbes, and improve drainage and soil construction. There are many alternative organic fertilizers https://dallasjculc.blogozz.com/28917280/helping-the-others-realize-the-advantages-of-organic-fertilizer-in-philippines