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Milorganite Pro 6-4-0

Milorganite Pro 6-4-0 contains 7 essential beneficial micronutrients to ensure strong foundations and a gentle touch that promotes overall plant health.
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Milorganite Pro 6-4-0 Product Page
Min : 49.43 - Max : 49.43
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Price as of
09/12/25
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Milorganite Pro 6-4-0 is derived from organic matter, expertly processed to ensure a slow-release and consistent nutrient supply that delivers sustained nourishment for up to 10 weeks.

Milorganite Pro has an expertly balanced formula of 6% nitrogen, 4% phosphorus, and 0% potassium, this product is tailored to fuel robust growth, root development, and enhanced resilience in your plants.

Ease-of-use is a cornerstone of Milorganite Pro 6-4-0. Its application is as effortless as it is effective, making your gardening and lawncare journey a seamless and enjoyable experience.

How to Use

  • Step 1:Determine how much Milorganite Pro 6-4-0 to use by measuring the square footage of the treatment area. To do this, measure the length and width of the treatment area in feet then multiply them together (length X width = square footage). Divide that number by 3,000 to get the recommended total bags of product to use for your lawn. Take notice of what season it is before treating lawns with this product.
  • Step 2:When its time to apply, calibrate your spreader to the proper setting then load the proper amount of Milorganite Pro 6-4-0.
  • Step 3: Apply Milorganite Pro 6-4-0 at the desired rate. Take notice that 1 bag is intended to treat 3,000 sq. ft./ lb of nitrogen.

Where to Use

Milorganite Pro 6-4-0 should be used on lawns, gardens, and landscapes.

When to Use

Milorganite Pro 6-4-0 should be applied to the soil of potted plants, landscaping, gardens and flowerbeds.

Safety Information

Milorganite Pro 6-4-0 is safe to use around children and pets when applied according to the product label instructions. Always wear the proper personal protective equipment (PPE) when mixing and applying this product. Keep children and pets away from treated areas until the spray has completely dried, or 24 hours have passed.

Special Considerations

Milorganite Pro 6-4-0 is a slow release product designed to give you the best results and will deliver results over 10 weeks.

AvailabilityOnline
Restricted UseNo
Shipping Restrictions50 Pound: No Restrictions
Keith's Pro Tips"Milorganite Pro 6-4-0 is composed of organic matter that ensures a slow and steady release of nutrients, optimizing plant uptake and minimizing the risk of fertilizer runoff."
Product DrawbacksResults may take slightly longer to see as Milorganite Pro 6-4-0 has specially designed slow-release formula.
Application EquipmentDuster, Hand Spreader, Push Spreader
Application MethodsGranular Spreading
Active IngredientNitrogen 6.0%, Water Soluble Nitrogen 2.5%, Water Insoluble Nitrogen 3.5%, Phosphate 4.0%, Calcium 1.2%, Iron 2.5%, Chlorine <1.0%
Product TypeFertilizer
FormulationGranular
Application Rate25 lbs. per 3,000 sq. ft. per 1 lb of nitrogen
Shelf LifeMilorganite Pro 6-4-0 will last up to 3 years when stored in a cool dry environment away from children and pets.
Yield25 lbs of Milorganite Pro 6-4-0 is intended to treat 3,000 sq ft per 1lb of nitrogen, 50 lbs of Milorganite Pro 6-4-0 is intended to treat 6,000 sq ft per 1 lb of nitrogen
Use SitesOutdoors
Time to KillMilorganite Pro 6-4-0 delivers results for up to 10 weeks after application.
Comparable ProductsNitroOrganic 4-3-0 Fertilizer
More Information
Restricted Use No
Availability Online
Keith's Pro Tip "Milorganite Pro 6-4-0 is composed of organic matter that ensures a slow and steady release of nutrients, optimizing plant uptake and minimizing the risk of fertilizer runoff."
Time to Kill Milorganite Pro 6-4-0 delivers results for up to 10 weeks after application.
Chemical Type Fertilizer
Formulation Granular
Application Methods Granular Spreading
Product Drawbacks Results may take slightly longer to see as Milorganite Pro 6-4-0 has specially designed slow-release formula.
Active Ingredient Nitrogen 6.0%, Water Soluble Nitrogen 2.5%, Water Insoluble Nitrogen 3.5%, Phosphate 4.0%, Calcium 1.2%, Iron 2.5%, Chlorine <1.0%
Application Equipment Duster, Hand Spreader, Push Spreader
Mix Rate 25 lbs. per 3,000 sq. ft. per 1 lb of nitrogen
Use Sites Outdoors
Yield 25 lbs of Milorganite Pro 6-4-0 is intended to treat 3,000 sq ft per 1lb of nitrogen, 50 lbs of Milorganite Pro 6-4-0 is intended to treat 6,000 sq ft per 1 lb of nitrogen
Shelf Life Milorganite Pro 6-4-0 will last up to 3 years when stored in a cool dry environment away from children and pets.
Comparable Products NitroOrganic 4-3-0 Fertilizer
Children or pets? No
Property Characteristics None

*Price does not include freight. We guarantee our rate plus shipping will be less than anyone else's price.

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