Milorganite Lawn and Garden Nitrogen Fertilizer 6-4-0 (Made from Recycled Organic Material)

For over 90 years, Milorganite has been the trusted name behind lush, green lawns—used by golf courses and home gardeners alike. This 32 lb. organic slow-release fertilizer isn’t just another lawn product—it’s a long-term investment in your soil’s health. Milorganite is made from heat-dried microbes that have digested organic matter in wastewater, offering a naturally derived nitrogen source that feeds plants evenly and consistently for up to 10 weeks. Whether you’re revitalizing your lawn, boosting vegetable yield, or supporting flowers and shrubs, Milorganite adapts to your needs. Unlike synthetic fertilizers, it won’t burn your lawn—even in the hottest summer—or leach into groundwater. Plus, it’s completely safe for children and pets and doesn’t need to be watered in. Looking to cut down on mowing, reduce water use, and build soil health? Milorganite is your all-season solution. From early spring prep to late-fall feeding, this fertilizer supports deep root systems and enhanced greening thanks to iron-rich nutrients—without staining sidewalks or driveways. Make every square foot of your lawn count—with Milorganite.

Milorganite’s low-salt formula protects plants from dehydration and stress, ensuring safe use across various conditions, even during peak heat.
Safe for a variety of settings, from backyard lawns to edible gardens, Milorganite nourishes roots and supports strong, stable plant growth.
Enriched with naturally occurring iron, Milorganite helps your lawn achieve a lasting, vibrant green without the risk of staining walkways or concrete.
Each application provides consistent nutrition for up to 10 weeks, extending time between feedings and fostering healthier soil.
Milorganite’s even-release formula prevents patchy, uneven growth, making it easy to achieve a full, lush look.