Best Fertilizer Spreader for Riding Lawn Mower: 5 Tow-Behind Models Compared

You mow a two-acre yard every week, and it takes forever. But fertilizing that same space with a hand-held spreader? That is a full afternoon of walking straight lines, refilling a tiny hopper, and hoping you didn’t miss a strip. Most people give up and just eyeball it, which leads to stripes of dark green and pale yellow grass.

A tow-behind spreader that hooks to your mower deck changes that math. You pull it while you already have the tractor out, cover a 12-foot swath per pass, and finish the whole lawn before the tank runs dry. The key is picking a model with a wide enough spread, a hopper that doesn’t need constant refills, and a hitch that clears your deck without scraping.

We compared five broadcast spreaders built for riding mowers, ATVs, and tractors. The list includes two models from AugFir and two from Agri-Fab, plus a budget-friendly third option. Each one was evaluated for hopper capacity, spread width, tire quality, and how easy it is to control from the driver’s seat. Below is the comparison table, followed by detailed reviews.

Here is a quick look at the key specs that separate these five spreaders.

Features	AugFir 130 lb	Agri-Fab 130 lb	HVDI 130 lb	AugFir Standard	Agri-Fab 85 lb
Hopper Capacity	130 lbs	130 lbs	130 lbs	130 lbs	85 lbs
Spread Width	Up to 12 ft	10–12 ft	12 ft	Up to 12 ft	Up to 10 ft
Tire Size	12.5 inch pneumatic	13 x 4 inch pneumatic	12.5 inch pneumatic	12.5 inch pneumatic	10 inch pneumatic
Flow Control	5 ports, lever	Universal hitch lever	5 ports, lever	5 ports, lever	Cable control from seat
Best Use Case	Large lawns, rough terrain	Large lawns, all-season	Large lawns, all-season	Large lawns, tight budget	Small to medium lawns

AugFir Tow Behind Broadca…

The AugFir 130 lb model is a workhorse for anyone with more than an acre of grass. It targets homeowners who are tired of stopping every few minutes to refill a small hopper. You hook it to a riding mower, ATV, or UTV, and it lays down a 12-foot pattern without needing a second load for most average yards.

The trapezoidal hopper design works with five separate discharge ports. That combination spreads material more evenly than a single chute, which you notice when you look back and see consistent coverage rather than clumps. The included hitch extender and handle extension rod are thoughtful touches. They let you reach the flow lever from your seat without contorting your arm, a small detail that makes a big difference on a long fertilizing session.

Honest trade-off: the 12.5-inch pneumatic tires are good, but they are not the largest on the market. On very soft, wet ground they can sink slightly. You also need to be careful not to overfill the hopper, as the instructions note. The powder-coated steel frame feels solid, and the gearbox is sealed against moisture and debris.

• 130 lb capacity hopper for large properties
• Five adjustable discharge ports for even distribution
• Universal hitch fits most tractors, ATVs, and UTVs
• Powder-coated steel frame and sealed gearbox
• 12.5-inch pneumatic tires handle grass and gravel

Best for: Homeowners with large, open lawns who want a durable spreader that minimizes refill trips and works across rough terrain.

Agri-Fab Pull Behind Broa…

Agri-Fab has been making tow-behind equipment for decades, and this 130 lb broadcast spreader shows why they are a trusted name. It is built for riders from Craftsman, Husqvarna, Cub Cadet, and similar brands. The universal hitch connects without special tools, and the 1-inch steel tubing frame gives it a sturdy feel that cheaper models lack.

This unit covers up to 25,000 square feet on a single load. That is roughly half an acre, so most suburban lots are done in one pass. The spread width varies between 10 and 12 feet depending on your ground speed and the material you are using. The enclosed gear house protects the internal mechanism from grass clippings and moisture, which extends the life of the unit significantly.

The 13 x 4 inch pneumatic tires are the largest in this comparison group. They roll smoothly over uneven ground and provide better flotation than smaller wheels. One limitation is that the flow control is a manual lever, not a cable system. You need to reach back to adjust it, which is fine on straight runs but slightly awkward when turning. The poly hopper is rust-proof, but it can crack if you leave fertilizer sitting in it for weeks.

• 130 lb poly hopper covers up to 25,000 sq ft
• Universal hitch fits most riding lawn mowers
• 1-inch steel tubing frame for long-term durability
• 13 x 4 inch pneumatic tires for smooth rolling
• Enclosed gear house protects internal parts

Best for: Owners of major brand tractors who want a proven, reliable spreader for fertilizer, seed, and winter ice melt.

Pull Behind Broadcast Spr…

The HVDI pull-behind spreader is nearly identical in design to the AugFir 130 lb model, which makes sense given they share a similar manufacturing blueprint. It is a strong option for someone who wants the same features but from a different brand. The 130 lb hopper and 12-foot spread width put it in the heavy-duty category.

What stands out here is the precision flow control. Five adjustable discharge ports work with the trapezoidal hopper to keep material flowing evenly. The flow lever is easy to adjust from the seat, and the included extension rod helps if your mower has a high deck. The powder-coated steel frame resists rust, and the sealed gearbox keeps dirt out of the mechanism.

This unit works year-round. Use it for grass seed in spring, fertilizer in summer, and salt on your driveway in winter. The 12.5-inch pneumatic tires provide traction on snow-covered surfaces, which many spreaders cannot handle. The main drawback is assembly. The instructions are step-by-step, but you will need basic tools and about an hour of time. Some users note that the hitch pin is a bit thin, so check it periodically for wear.

• 130 lb capacity for large yards and small farms
• Five discharge ports with a trapezoidal hopper design
• Universal hitch with extender and handle rod included
• Sealed gearbox and powder-coated steel frame
• Works for seed, fertilizer, herbicide, and ice melt

Best for: Buyers who want a multi-season spreader that handles everything from spring seeding to winter salting without rusting out.

AugFir Tow Behind Broadca…

This second AugFir model is the same spreader as the first pick but without some of the extra marketing language. It is a straightforward 130 lb broadcast spreader with a 12-foot spread width. The core specs are identical: five discharge ports, trapezoidal hopper, and 12.5-inch pneumatic tires.

The value here is in the simplicity. It does not try to be anything other than a solid tow-behind spreader. The flow control lever lets you adjust the application rate on the fly, and the universal hitch connects to most riding mowers and ATVs. The powder-coated steel frame is built to take a beating, and the sealed gearbox means less maintenance over time.

Availability is the main issue with this variant. It is often listed as scarce or backordered, so you may wait longer for delivery. If you need a spreader immediately, the first AugFir model or the Agri-Fab 130 lb unit are safer bets. Otherwise, this is a dependable choice that performs identically to its sibling at potentially a lower price point.

• 130 lb hopper reduces refill frequency
• 12-foot spread width covers ground quickly
• Five adjustable ports for even application
• Hitch extender and handle rod included
• Rugged build for grass, gravel, and snow

Best for: Shoppers who found the first AugFir model out of stock and want the same performance from an alternative listing.

Agri-Fab Tow Behind Broad…

The Agri-Fab 85 lb model is the odd one out here, but it serves a specific purpose. It is designed for small to medium lawns up to 14,000 square feet. If you have a quarter-acre lot, a 130 lb hopper is overkill. This smaller unit is lighter, easier to maneuver, and costs less.

The standout feature is the cable flow control. You can open and close the material flow from the driver’s seat without reaching back. That is a genuine convenience that neither AugFir model offers. The 10-inch pneumatic tires are smaller, but they roll fine on flat, even ground. The enclosed gearbox protects the mechanism, and the unit is made in the USA.

The trade-off is spread width. At up to 10 feet, it is narrower than the 12-foot models. You will make more passes to cover the same area. But for a small yard, the time difference is negligible. The poly hopper is durable, and optional accessories like a cover and deflector are available if you want to upgrade later.

• 85 lb hopper covers up to 14,000 sq ft
• Cable flow control operates from the seat
• 10-inch pneumatic tires for smooth transport
• Enclosed gearbox protects spreading mechanism
• Made in the USA with durable poly hopper

Best for: Homeowners with small to medium lawns who value seat-mounted controls and do not need massive capacity.

How We Chose These Products

We started with a simple question: what does a typical rider need from a spreader? The answer came down to capacity, spread width, and durability. We focused on tow-behind models because they suit riding mowers better than push spreaders. Each product was screened for hopper size, tire quality, and the mechanism that drives the spreader plate.

We also weighed real-world usability. A spreader with a 130 lb hopper is useless if the flow control is impossible to reach from the seat. We prioritized models with extension rods, cable controls, or levers positioned for easy access. Build materials mattered too. Powder-coated steel frames and sealed gearboxes beat bare metal and open gears for longevity.

Buying Guide: What Really Matters

Hitch compatibility is the first thing to check. Most riding mowers use a standard hitch pin, but deck clearance varies. Measure the distance between your rear hitch and the bottom of the mower deck. A spreader with a long tow bar can collide with the deck on sharp turns. The AugFir models include a hitch extender to solve this, but not all brands do.

Hopper capacity should match your lawn size. A 130 lb hopper covers roughly 25,000 square feet, which suits half-acre lots and larger. An 85 lb hopper handles up to 14,000 square feet. Buying too much capacity means hauling extra weight; too little means constant refills. Match the hopper to your actual yard, not the biggest option available.

Broadcast spreaders throw material in a wide arc, which is faster but less precise. Drop spreaders lay material directly below the unit, which is better for edges and flower beds. For general lawn fertilizing, a broadcast model is the practical choice. Just keep it away from driveways and sidewalks to avoid staining concrete with product.

Our Top Recommendation

The AugFir 130 lb tow-behind spreader is our top pick. It combines the largest hopper capacity with a 12-foot spread width, making it the fastest option for covering big lawns. The five-port discharge system spreads evenly, and the included hitch extender solves the reach problem that plagues cheaper units. The powder-coated steel frame and sealed gearbox mean it will last several seasons with basic care.

If you prefer a brand with a longer track record, the Agri-Fab 130 lb model is a close runner-up. It has slightly larger tires and a proven design, though you lose the seat-mounted control. For smaller yards, the Agri-Fab 85 lb unit is the smarter buy. It is lighter, cheaper, and the cable control is genuinely convenient.

Frequently Asked Questions

How do I calibrate my spreader for different fertilizer types?

Bag settings are a starting point, not a rule. Fertilizer granules vary in size and density. A fine product like 19-0-0 flows faster than coarse 10-10-10. Test on a hard surface like a driveway. Spread a known weight over a measured strip, then adjust the flow lever until you hit the target rate. Write down the setting for each product you use.

Can I leave fertilizer in the hopper between uses?

No. Fertilizer absorbs moisture and clumps, which ruins the flow mechanism. It also corrodes metal parts over time. Empty the hopper after each use, rinse it with water, and let it dry completely. Store the spreader in a shed or garage to protect the tires from UV damage.

Why does my spreader leave stripes in the lawn?

Stripes usually mean you are overlapping too much or too little. Mark your first pass with a visual reference, then align the next pass so the edges just touch. Ground speed matters too. If you drive faster than 5 mph, the pattern narrows and gets uneven. Maintain a steady, moderate pace.

Is a ground-driven spreader better than an electric one?

For riding mowers, ground-driven units are more reliable. They use gears connected to the wheels, so the spread rate stays consistent with your ground speed. Electric spreaders depend on battery life and motor torque, which can vary. Ground-driven models also have fewer parts to fail.