Milorganite Slow Release Nitrogen Lawn Fertilizer, 32 Pounds PRODUCT DESCRIPTION Milorganite has created the perfect all-purpose fertilizer with iron for enhancing greening! Key Product FeaturesEco-friendlySlow Release – Feeds up to 3 monthsAids in root developmentContains non-staining ironGuaranteed Analysis: 6-4-0 Milorganite’s Slow Release Nitrogen Lawn Fertilizer is a great all-purpose product. This Nitrogen Fertilizer is an eco-friendly product that has been trusted for over 90 years. It will not burn, is water saving and contains non-staining iron. The nitrogen is a slow release formula and will feed for up to 3 months. This all-purpose product with great ingredients is a must have!