... on the requirement of plants.1.Longevity: 2-3 month.2.Promote grass grow and green, more ... endurable to tramp.3.Water penetrates nutrient coating, after soluble nitrogen, ... , recommended sealing the bag after open each time.3. Swallow harmful, keep out of reach of children ... , recommended sealing the bag after open each time.3. Swallow harmful, keep out of reach of children ...