EarthWay 3100 Professional Chest Mount Spreader Review

A 40 pound chest-mount hand-crank broadcast spreader with adjustable harness straps, rain cover, shutoff system, and wide spreading range.

Seller pricing varies Updated May 22, 2026

Bottom line

The EarthWay 3100 gives seed, fertilizer, and granular products a 40 pound chest-mounted broadcast spreader for wide-area walking routes.

EarthWay 3100 red chest mount hand crank broadcast spreader with straps

What this review covers

The useful detail is the adjustable harness, which helps the chest-mounted hopper sit close during planned seed and fertilizer passes.

The upside

  • The 40 pound hopper gives wide-area seed and fertilizer work a carried format.
  • Adjustable harness straps help settle the spreader close to the body.
  • The shutoff system and hand crank support a steady broadcast route.

The tradeoffs

  • A filled chest-mounted hopper asks for careful strap setup and posture.
  • The hopper, crank, and straps need dry storage after granular product use.

Fit and feel

Good match:

This spreader fits gardeners who want a chest-mounted broadcast hopper for seed, fertilizer, lime, or salt across planned lawn and garden routes.

What to know:

Start with a small measured fill, then adjust harness height and crank rhythm before using a full hopper.

Check EarthWay 3100 Professional Chest Mount Spreader

Open the current merchant listing if the buyer fit and tradeoffs still line up.

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Full review

A chest-mounted spreader with a wider fill

The EarthWay 3100 Professional Chest Mount Spreader gives seed, fertilizer, and granular lawn products a 40 pound hopper with a hand crank. The red hopper rides at the front of the body with harness straps that can be adjusted before the fill begins.

This format suits wide walking routes, slopes, lawn strips, and garden areas where the gardener wants the hopper close through the full pass.

Harness setup matters

A chest-mounted spreader should feel settled before material starts flowing. Adjust the harness, check the front height, and turn the crank with the hopper empty so the motion feels clear.

The shutoff system and crank work together during the pass. Keep a steady pace, close the flow at turns, and follow the product label for rate and watering.

Keep the hopper dry

Dry seed, fertilizer, lime, and salt can leave dust or moisture in the hopper and around the crank area. Empty the spreader, brush residue from the base, and let the straps and hopper dry before storage.

The included rain cover supports outdoor use during changing weather. Store the spreader in a dry spot after the route is complete.

Good match

This spreader fits gardeners who want a chest-mounted broadcast hopper for seed, fertilizer, lime, or salt across planned lawn and garden routes.

What to know

Start with a small measured fill, then adjust harness height and crank rhythm before using a full hopper.