Urea fertilizer, commonly labeled as 46-0-0, signifies a common nitrogen choice for improving lawn growth. The ratio 46-0-0 specify that it's completely 46% nitrogen, with zero phosphorus and potassium. https://coated-urea-slow-release108739.blogmomo.com/524793/understanding-this-46-0-0-urea-fertilizer-for-your-yard