$53.98

Granular lawn food with 27% nitrogen and 5% iron for deep green-up in as little as 3 days. The 33.33 lb bag covers 10,000 sq ft and will not stain concrete or driveways.

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Description

Some lawn problems are about the calendar, not the season: guests arriving Friday, a house going on the market, a pale spring lawn that needs to look cared for now. Scotts Green Max Lawn Food is the fast answer in granular form.

Its 27-0-2 analysis pairs strong nitrogen with 5 percent iron, the combination that pushes turf toward a deep, dark green, and owners typically see the color response in about 3 days on actively growing grass. The formula will not stain concrete or driveways, and the 33.33 lb bag covers 10,000 sq ft. It is a quick-release feed, so plan a slow-release application later in the season to hold the result. It suits any lawn that needs a quick, convincing color rescue.

Key Features

27% Nitrogen plus 5% Iron

Scotts Green Max attacks pale grass from two directions at once. The 27 percent nitrogen drives growth and color, while the 5 percent iron content deepens the green in the way iron always does, pushing turf toward that dark, rich shade. The analysis reads 27-0-2, so there is a small potassium share supporting general health behind the color work.

Visible Greening in about 3 Days

This is the fastest-acting granular in our guide. When the lawn is actively growing, owners consistently see a clear color response within about 3 days. Think of it as the espresso shot of lawn fertilizers: quick, visible, and timed for when you need the yard to look its best.

No Staining on Concrete or Driveways

Iron products have a reputation for leaving rusty marks on hard surfaces. Scotts Green Max is formulated so it will not stain concrete or driveways, which removes the careful sweeping and edging anxiety that comes with most iron-rich feeds.

Big Coverage per Bag

The 33.33 lb bag covers 10,000 sq ft, enough for a large lawn in one bag. Fewer bags to buy, carry, and store, and a cost per square foot that compares well against smaller packages of fast-acting food.

Product Description

Scotts Green Max exists for one situation: the lawn looks tired and you need it green by the weekend. It is a granular synthetic fertilizer built around speed of color response rather than length of feed, and it does that job better than anything else in our fertilizer guide.

Drawn from the manufacturer’s specifications and owner feedback, the consensus is that the color claim is real, provided the grass is growing. It is honest to say what it is not: this is not a slow-release formula, so the feed does not last as long as a slow-release application, and its focus is color more than deep root building. Used at the right moment, neither point matters much.

Benefits of Using This Product

The obvious benefit is a lawn that looks freshly fed within days of a single pass, which is exactly what you want before guests arrive, a house listing goes live, or a pale spring lawn needs waking up. The iron-driven green is also deeper than nitrogen alone produces, so the lawn does not just grow, it darkens.

There is a tidiness benefit as well. No staining means less worry around paths, patios, and driveways, and the large bag size means one purchase handles a big yard without a mid-job trip back to the store.

Specifications

Type Granular, synthetic, fast-acting
Analysis (NPK) 27-0-2, plus 5% iron
Bag size 33.33 lb
Coverage 10,000 sq ft
Green-up time Often within 3 days on actively growing lawns
Release type Quick release, not slow-release
Staining Will not stain concrete or driveways

How to Use

  1. Time it for active growth. Fast nitrogen on dormant or drought-stressed grass is wasted, so wait until the lawn is growing and has been mowed at least once.
  2. Measure the lawn and set your spreader to the setting printed on the bag for your model.
  3. Mow first, then spread in a crisscross pattern, half the product in each direction.
  4. Water lightly afterwards to settle the granules into the turf and start the feeding.
  5. Follow up later in the season with a slow-release feed if you want the color to hold, since this formula feeds for a shorter window.

Why Choose Scotts Green Max?

Choose it when the calendar is the problem. Slow-release fertilizers are the better default for most of the season, but they cannot rescue a lawn’s appearance in three days. Green Max can, and it does it without the staining risk that made older iron products a chore. For real estate photos, events, and spring wake-ups, it earns its shelf space.

Frequently Asked Questions

How fast does Green Max work?

Often within 3 days on a lawn that is actively growing. The combination of fast nitrogen and 5 percent iron produces a quick, deep color response. On dormant or stressed grass, results will wait until growth resumes.

Will it stain my driveway or patio?

No. Unlike many iron products, Green Max is formulated not to stain concrete or driveways. Sweeping strays back onto the lawn is still good practice, but a missed granule will not leave a rust mark.

How long does one application last?

Shorter than a slow-release fertilizer. This is a quick-release feed, so expect the strong response to fade sooner and plan a slow-release application later in the season if you want feeding that carries for weeks.

When is the best time to apply it?

While the lawn is actively growing and you want a fast color lift: spring green-up, before an event, or any time the lawn looks pale mid-season. Avoid applying to dormant or drought-stressed grass.

Final Verdict

Scotts Green Max is the fastest route to a deep green lawn in our guide, based on its specifications and owner feedback: 27 percent nitrogen, 5 percent iron, no staining, and 10,000 sq ft of coverage in one bag. Best for: quick color rescue on actively growing lawns of any size. Skip if: you want one slow-release application to feed for most of the season; choose a slow-release formula as your main feed instead.

Want to compare it with the other lawn fertilizers before you buy? Read our full guide: 10 Best Lawn Fertilizers for a Greener Yard (2026 Guide)

Last Update: October 7, 2026