Jungle In Da Box Urban Micro contains soil micronutrients in chelate bonds and a balanced mix of other nutrients. The mixture of chelating agents allows good absorption of micronutrients and stability of irrigation at a wide pH range. It is always used with the A and B components. Mineral fertilizer is effective and Jungle In Da Box offers zero toxicity compared to older products. The MICRO component contains nitrogen, phosphorus, potassium, calcium, boron, molybdenum, copper, manganese, zinc, iron and thiamine.