Growers and Crop Consultants

We’re your partner in caring for the Earth on which we all rely.

As a grower or crop consultant, you are an essential steward of community health, soil health and the health of our Earth.

So are we. Because you depend on the Earth, you know that what is taken from the soil must be put back. At Synagro, we get that, too.

As your partner, we can help you switch to more sustainable practices to nourish your crops with less fertilizer, yielding safer, more sustainable and more environmentally friendly results – and a heaping harvest to boot. That’s a lot of good going around. 

We know how to turn waste into worth. How to turn biosolids into grade A compost and fertilizer pellets that growers like you love. You play a critical role in the health of our planet and our communities. We can help.

Our work protects the health of our water, our Earth and those who depend on them.

Products

Synagro produces highly effective, environmentally friendly fertilizers and soil amendments for agricultural, horticultural, landscaping (golf courses, playing fields and sod) and restoration programs. Synagro’s Granulite® fertilizer pellets reduce reliance on chemical fertilizers and restore native soils to their full productive potential. Synagro’s AllGro® compost replenishes organic matter, retains soil moisture, improves soil structure and rebuilds topsoil.

Our Product Sales and Marketing team includes certified agronomists, crop advisers and horticultural experts who understand your needs and are committed to working with you to provide products that can save you money while enhancing the productivity of your land.

AllGro compost logo

100% Recylced Organics Logo_1-100Synagro’s AllGro® compost replenishes organic matter, retains soil moisture, improves soil structure and rebuilds topsoil. AllGro compost is manufactured in Arizona, California, Florida and Texas, and is available for purchase in those and surrounding states.

Read More

AgLifeListen in as MyAgLife’s Taylor Chalstrom sits down with Synagro’s Bob Ford to discuss the technical side of compost and how the composting process works into soil health. (Episode 128, Recorded July 29, 2022)

Listen In

AgLife Listen in as MyAgLife’s Taylor Chalstrom sits down with Synagro’s Thomas Fantozzi to discuss the benefits of compost and best management practices. (Episode 132, Recorded August 26, 2022)

Listen In

Dillo Dirt is a compost made by the City of Austin since 1989. Beginning on May 1, 2019 and under contract to the City, Synagro began composting of 100 percent of the biosolids produced at the City’s Hornsby Bend Biosolids Management Plant.

Read More

*Dillo Dirt is a registered trademark of the city of Austin, Texas.

Eco-Gro Logo

Eco-Gro™ alkaline-based fertilizer is a dewatered Class A/Exceptional Quality biosolids product consisting of high organic matter, nitrogen and numerous micronutrients blended with lime and woody material, resulting in a great fertilizer alternative and outstanding cost-effective yields.

Eco-Gro fertilizer is produced at our Watershed Resource Center treatment and blending facility in northern Anne Arundel County, Maryland. It is easily applied with traditional litter- or manure-type spreaders and can also be used in many buffered areas of permitted Class B biosolids sites. The addition of potassium to the blend produces Eco-Gro™ Plus alkaline-based fertilizer, a more balanced fertilizer with sufficient potassium for optimal crop yields.

Contact Us

Synagro’s Granulite® fertilizer pellets reduce reliance on chemical fertilizers and restore native soils to their full productive potential. Granulite fertilizer is manufactured in California, Connecticut, Florida, Hawaii, Maryland, New Jersey, Pennsylvania and Virginia, and are available for purchase in those and surrounding states.

Read More


We provide lime and help you to skillfully use it to reach an optimal pH balance with efficiency and precision.

Read More

Synagro’s MICRO-LIME® features smaller particles that result in less breakdown time, allowing for a quicker rate of change in soil pH.

Read More

 

Synagro Topsoil

Synagro’s topsoil is blended with a finely ground carbon source and sand, dried and screened at our Watershed Resource Center treatment and blending facility in northern Anne Arundel County, Maryland. A healthy soil suitable for growing plant life, topsoil is the outermost layer with the highest concentration of organic matter and beneficial microorganisms. It is made up of mineral particles, organic matter, water and air, and is the layer in which plants generally concentrate their roots to obtain vital nutrients. The finished topsoil product has a soil textural class of sandy loam, is rich in color and high in organic matter. It spreads easily and is also well suited as a component for topsoil manufacturing and/or potting mix preparations. All finished topsoil product is stored under roof.

Contact Us

TopPro

Synagro’s TopPro™ compost-like soil amendment is an exceptional all-purpose soil conditioner. Blended with a finely ground carbon source, cured and screened at our Watershed Resource Center treatment and blending facility in northern Anne Arundel County, Maryland, it is a highly organic soil conditioner comparable to compost. It is ideally suited for use as a soil amendment, top dress for turf and ornamentals, as well as a component for topsoil manufacturing and/or potting mix preparations. TopPro soil amendment provides slow-release nutrients, adds organic matter, improves soil structure and increases water and nutrient retention capabilities.

Contact Us

We Also Serve

Municipalities

We work with you to protect the health of your community’s water, air, soil and those who depend on them.

At Synagro, we’re nearly 1,000 environmentalists passionate about moving communities from waste to renewal.

 

Commercial

We innovate and work for industries to satisfy their needs for cost-effective solutions.

Synagro’s approach to residuals management is designed to meet the individual generator’s needs from food and beverage processing facilities to pulp and paper mills as well as general contractors.

Communities

We partner with local governments to keep waste moving to the right place – whether that’s simply getting it out of the way, or turning it into compost to keep nature’s cycles in balance by helping carbon sequestration and reducing runoff.

Send Us a Message

Name(Required)

Contact Synagro

435 Williams Court, Suite 100, Baltimore, MD 21220

1-800-370-0035

info@synagro.com