Worm castings are the digested “soil” made by worm farming or vermicomposting. They supply some macronutrients for leaf advancement; In such a case, its NPK ratio is one-0-0. But Additionally they contain micronutrients and effective microbes, and enhance drainage and soil construction. - The holding company is headquartered in Australia, https://josueoljbt.blogthisbiz.com/35536660/organic-fertilizer-in-philippines-options