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Velvet Digest

How often should I use milorganite?

Author

Emily Wilson

Updated on June 26, 2026

To fertilize cool-season lawns, apply Milorganite four times a year, ideally on Memorial Day, Independence Day, Labor Day and Halloween. Cool-season grasses that benefit from this fertilization schedule include Kentucky bluegrass, perennial ryegrass and fescue.

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Also to know is, how often can you put milorganite on your lawn?

We recommend applying Milorganite to your lawn four times annually for best results, although it can be applied any time during the growing season. Please see our lawn application page for rates and a schedule for your region of the country.

Beside above, can you over use milorganite? Products like Milorganite release over an 8-10 week period of time, feeding slowly and in a way that the plant can take up all the nutrients, they will not be lost to a quick release and leach out of the soil. Plants can only take up so much nutrients at any one time. there is no need to over apply the Milorganite.

Additionally, can I use milorganite every month?

The last time to fertilize, warm-season grasses, in fall is one month before dormancy or the average first killing frost. FL & MD: Apply Milorganite two times per year at the rate of 32lbs per 5,200 sq ft (per state regulations). Mix Milorganite into the top two inches of soil before seeding or sodding.

Is milorganite better than Scott's?

Milorganite has no potassium. And it has too much phosphorus. Scotts is the better option. Their Turfbuilder also contains some slow-release nitrogen--methylene urea type.

Related Question Answers

Is milorganite made from human feces?

Number one, Milorganite is not made out of No. 2. Let's get that straight from the get-go. Despite what you may have heard, this Milwaukee-made fertilizer does not contain human feces. The next step is where Milorganite (a smashing together of Milwaukee Organic Nitrogen) really begins to happen.

Do golf courses use milorganite?

Milorganite Greens Grade is well suited for closely-mowed golf greens, and Milorganite Classic is suitable for fairways and lawns. Both have excellent physical properties, making application easy. Expect long-lasting growth and color with very little nitrogen leaching.

Can I use milorganite in the summer?

Apply an application of Milorganite around the 4th of July (northern grasses). A summer application of Milorganite will continue to give your lawn the nutrients it needs. Milorganite will not burn your lawn even in the hottest temperatures and driest conditions.

How long does milorganite smell last?

It lasts usually 2 weeks for me when it's hot and humid. Rain (or getting it wet) usually brings out that sweet smell as well.

Will milorganite improve soil?

Aeration creates openings in the soil allowing water and nutrients to reach the grass roots. Fertilizing with Milorganite is also good for lawns growing on fast draining soil. The organic matter helps retain moisture and the nutrients from the slow release Milorganite.

What does milorganite do for your lawn?

Milorganite® For Lawns Consistent, long-lasting results. Milorganite works by slowly releasing nitrogen into your lawn as it grows. Each application feeds for up to 10 weeks. You fertilize less while your grass gets all the nutrients it needs.

Does milorganite stink?

Milorganite is fertilizer manufactured by the Milwaukee Metropolitan Sewerage District. "Now the dark pellets of Milorganite are said to have a solvent-like smell that sticks at the back of your throat, while others describe it as the sweet scent of lightly perfumed dryer sheets with an undertone of rotten fruit."

How long does it take to see results from milorganite?

How long before you're supposed to see results from the Milorganite? It typically takes about a week or two to see results.

What does Epsom salt do for lawns?

Epsom salt is an organic compound that is full of beneficial minerals for lawns. Iron in Epsom salt, for example, helps grasses to grow healthy and strong. Meanwhile, the magnesium in Epsom salt balances the PH level in your grasses so that it doesn't become too acidic.

How many times a year should I fertilize my lawn?

For most lawns, applying fertilizer once or twice a year is enough to keep your grass green and healthy. Precisely when you apply fertilizer depends partly on your climate, but mostly on the type of grass you have. The key is to fertilize during the season when your grass is doing the most growing.

Is milorganite pet safe?

Milorganite is safe for your children and pets when used as directed and stored out of their reach. Milorganite is composed of organic matter and nutrients and contains no added pesticides or herbicides.

Is there a milorganite shortage?

There's a Shortage of Milorganite. Increased consumer demand for Milorganite is going to outpace the amount of Milorganite that can be produced and available on store shelves this year. We're still producing a lot of Milorganite—an estimated 49,000 tons. That's roughly 2.4 million bags!

Is milorganite a good fertilizer?

Milorganite 32 lbs. Slow-Release Nitrogen Fertilizer is good for promoting healthy growth of lawns, trees, shrubs and flowers. The non-burning slow-release nitrogen feeds up to 10-weeks and the iron delivers a long-lasting green. Trust the fertilizer that has been proven effective for over 90-years.

Does milorganite deter deer?

Milorganite is one of the world's largest recycling efforts and while it is marketed as a fertilizer it is an excellent Deer Repellent. It will not say so on the bag, though because it is not registered as a “pesticide.” To use: broadcast at 5 pounds per 100 square feet. Re-apply every two weeks or as needed.

How many bags of milorganite do I need?

Re: How many bags of Milorganite for first application? As already answered Milorganite rate per the label is one bag over 2500 sq ft. That would be 0.72 lbs of Nitrogen per 1000 square feet. You can go up to three bags over 5k which will give just over 1 lb of N per 1000 square feet.

Can I fertilize and seed at the same time?

Applying a starter fertilizer the same time as seeding a new lawn will ensure the emerging grass stalks have the nutrients they need to jump-start their growth. When seeding a lawn, you should never apply the fertilizer and seed together.

Will milorganite green up my lawn?

Milorganite is packed with iron and it makes your lawn a beautiful rich green color, this product is also good for your veggies, gardens, and fruit trees. After using this product you will notice how thick and plush your lawn is and you will have to water much less.” Bobbie Neal – Miami Gardens, FL.

Does milorganite raise pH?

Don't forget to check the soil! Milorganite is a good, slow-release nitrogen fertilizer that minimizes the risk of nutrient runoff. Sulfur is more acidic and is used to lower a soils pH. Lime can be used for acidic soil's to raise the pH, so the plant roots can absorb the necessary nutrients from the soil.

Is milorganite safe for vegetable gardens?

Milorganite is a safe, slow-release fertilizer you can use on all your vegetables and flowers when used as directed. It's also non-burning, so you can't accidentally harm young plants. If you already planted your vegetables, apply ½ c of Milorganite around each plant and gently work it in.