Milorganite - 6-4-0 Fertilizer - 50 LB BAG

Milorganite 6-4-0 is a trusted, all-purpose organic nitrogen fertilizer formulated to improve turf and landscape health with long-lasting feeding. Its unique composition—derived from heat-dried microbes that digested organic matter—makes it safe for use on lawns, ornamentals, vegetables, and as a seed carrier. Ideal for professional landscapers, municipal groundskeepers, and sports turf managers, this non-burning fertilizer enhances soil biology, provides iron for a rich green appearance, and feeds for up to 10 weeks with minimal risk of runoff or leaching.

Key Features

• Slow-release organic nitrogen promotes steady plant growth
• Safe for use in drought-prone and water-restricted areas
• Non-burning formula is safe for children and pets
• Does not stain concrete, patios, or sidewalks
• Boosts soil organic matter and microbial activity

Active Ingredients

• Total Nitrogen (N): 6.0%
• Available Phosphate (P₂O₅): 4.0%
• Water Insoluble Nitrogen: 5.7%
• Total Iron (Fe): 2.5%

See label for complete ingredient breakdown.

Controls

This product does not function as a herbicide or pesticide and does not control pests or weeds.

Application & Use Rates

Apply using a broadcast spreader during key seasonal milestones for cool-season grasses. No need to water in immediately after application. Works as both a fertilizer and seed carrier.

• Recommended rate: 32 lbs per 2,500 sq ft
• Annual schedule: Memorial Day, 4th of July, Labor Day, and Thanksgiving

See label for complete application instructions and precautions.

Precautions

• Keep out of reach of children and pets during storage
• Wash hands after handling product
• Use gloves during large-scale application for comfort

See label for complete safety precautions and handling instructions.

Storage & Disposal

• Store in a dry area in the original bag
• Do not expose to prolonged moisture or humidity
• Dispose of empty bags in accordance with local regulations

See label for proper storage and disposal guidelines.

Technical Specifications

• Formulation Type: Granular organic fertilizer
• SGN: Not specified
• Nitrogen Source: Organic, heat-dried biosolids
• Release Type: Slow-release
• Application Rate: 32 lbs per 2,500 sq ft
• Rainfast Time: Not required
• Mixing Ratio: Not applicable
• Mode of Action: Nutrient release through microbial breakdown
• Odor: Earthy
• Coverage: 2,500 sq ft per 50 lb bag