Biosolids are residual microbes that have digested nutrients out of sewage waste streams.

Milorganite complies with federal and state standards for the protection of public health and the environment. Milorganite can be used with confidence for all of your fertilizing needs, including lawns, trees, shrubs, flowers, and vegetables.

Milorganite All-Purpose Eco-Friendly Slow-Release Nitrogen Lawn Fertilizer 6-4-0, 32lb

Q: Does Milorganite have an odor?

Milorganite has an earthy aroma when first applied, the odor should dissipate within a few days. Rain or watering after application can help reduce the smell.

Q: How to store Milorganite?

Milorganite, like all fertilizers, should be stored in a cool, dry area out of the reach of children and animals. If your shed or garage is dry, seasonal fluctuating temperatures will not affect the product quality or effectiveness.

Q: Does Milorganite expire?

Milorganite has no expiration date. It will work indefinitely if stored properly in a cool and dry area.. If your shed or garage is dry, seasonal fluctuation temperatures will not affect the product quality or effectiveness.

Q: Can I apply Milorganite on top of mulch?

Yes, Milorganite can be applied on top of mulch, but it's going to take longer for it to work down into the soil. An alternative is to rake back the mulch from the base of the plant, apply Milorganite, work it into the soil, then return the mulch.

Q: When can my dog return to the lawn after I apply Milorganite?

Some dogs are attracted to the odor of Milorganite, which may lead to them rolling on freshly fertilized areas or eating it off the lawn or garden. You can reduce attraction by watering your lawn after application.

Q: What should I do if my dog ate Milorganite?

There's no need to panic if your dog happens to eat Milorganite either off your lawn, garden, or even directly out of the bag. It isn't life-threatening or an emergency situation. Your dog may experience discomfort after eating Milorganite.

Q: Is Milorganite effective in clay soil?

Milorganite works well in clay soils, because it contains 85% organic matter by weight. Organic matter improves soil drainage and aeration, moderates soil temperature, and provides pore space in the dense clay, all essential for optimum plant growth.

Q: Is Milorganite effective in sandy soil?

Milorganite, which is 85% organic matter by weight, helps add organic matter to the soil. The water-soluble nutrients are released slowly, reducing the chance of leaching. Organic matter also promotes beneficial microbial activity for healthy soil.