The Best 3 In One Lawn Fertilizer Reviews & Comparison

Have you ever had difficulty locating what you were looking for? You could have spent hours just reading page after page on the same website, double and triple confirming that they had everything you needed. No, they did not. Then you read that product's negative reviews and could see for yourself how horrible it is. That's why we compiled this list, which we hope will make your purchasing experience much smoother.

There are numerous 3 in one lawn fertilizer options available on the market. We've looked everywhere to bring you our choices for the greatest product, so you can pick one that respects your time while still getting the job done. You might think that this complicates the decision-making process. I can assure you that it does not. You can take the easy route or read on for my top 3 in one lawn fertilizer suggestions!

10 Best 3 in one lawn fertilizer: Editor's Picks
# Preview Product Score
1 BioAdvanced Weed and Feed, 3-in-1 Weed Killer and Lawn Fertilizer for Southern Lawns, 25-Pound, Granules

BioAdvanced Weed and Feed, 3-in-1 Weed Killer and Lawn Fertilizer for Southern Lawns, 25-Pound,...

9.5
2 Scotts Turf Builder Thick'R Lawn Grass Seed, Fertilizer and Soil Improver for Sun & Shade, 40 lbs.

Scotts Turf Builder Thick'R Lawn Grass Seed, Fertilizer and Soil Improver for Sun & Shade, 40 lbs.

9.7
3 Scotts Turf Builder Thick'R Lawn Grass Seed, Fertilizer and Soil Improver Tall Fescue Mix, 40 lbs.

Scotts Turf Builder Thick'R Lawn Grass Seed, Fertilizer and Soil Improver Tall Fescue Mix, 40 lbs.

9.7
4 BioAdvanced 5-in-1 Weed and Feed, Lawn Fertilizer and Crabgrass Killer, 4 Meters

BioAdvanced 5-in-1 Weed and Feed, Lawn Fertilizer and Crabgrass Killer, 4 Meters

9.4
5 Pennington Lawn Booster Tall Fescue Mix Grass Seed & Fertilizer 9.6 lb

Pennington Lawn Booster Tall Fescue Mix Grass Seed & Fertilizer 9.6 lb

9.3
6 Scotts Turf Builder Triple Action1 - Combination Weed Control, Weed Preventer, and Fertilizer, 11.31 lbs., 4,000 sq. ft.

Scotts Turf Builder Triple Action1 - Combination Weed Control, Weed Preventer, and Fertilizer, 11.31...

9.4
7 Scotts Turf Builder Triple Action - Combination Weed Control, Weed Preventer, and Fertilizer, 50 lbs., 10,000 sq. ft.

Scotts Turf Builder Triple Action - Combination Weed Control, Weed Preventer, and Fertilizer, 50...

9.7
8 Scotts Turf Builder Rapid Grass Sun & Shade Mix: up to 2,800 sq. ft., Combination Seed & Fertilizer, Grows in Just Weeks, 5.6 lbs.

Scotts Turf Builder Rapid Grass Sun & Shade Mix: up to 2,800 sq. ft., Combination Seed & Fertilizer,...

9.4
9 Maximum Green & Growth- High Nitrogen 28-0-0 NPK- Lawn Food Quality Liquid Fertilizer- Spring & Summer- Any Grass Type- Simple Lawn Solutions - Concentrated Quick & Slow Release Formula (32 Ounce)

Maximum Green & Growth- High Nitrogen 28-0-0 NPK- Lawn Food Quality Liquid Fertilizer- Spring &...

9.5
10 Scotts Turf Builder Lawn Food, 12.5 lbs.

Scotts Turf Builder Lawn Food, 12.5 lbs.

9.6

Top 10 Best 3 in one lawn fertilizer Reviews: According to Testing

We divide our analytical approach into three categories to decide our review and overall rating: ease of use, quality, and durability. Each of these factors is weighted according to its importance to these products. If that sounds unduly simplistic, trust us when we say it isn't. Before calculating an overall score, our products were separated into dozens of different analyses. Based on professional advice, we have chosen our top picks:

  • Size
  • Brand value
  • Features
  • Style
  • Design
  • Longevity
  • Price
  • Warranties
  • Types
  • Specifications
  • Durability
  • Quality
  • Materials
  • Consumer ratings, reviews & many more
Bestseller No. 1

BioAdvanced Weed and Feed, 3-in-1 Weed Killer and Lawn Fertilizer for Southern Lawns, 25-Pound, Granules

  • SOUTHERN LAWNS: BioAdvanced Weed and Feed is specially formulated for Southern lawns
  • 6-MONTH PROTECTION: Prevents broadlead, grassy weeds, and crabgrass for up to 6 months
  • WEED KILLER: Kills weeds including Dandelion, Dollarweed, and Clover
  • LAWN FERTILIZER: Feeds, greens, and strengthens your lawn
  • COVERAGE AREA: Treats up to 10,000 square feet
SaleBestseller No. 2

Scotts Turf Builder Thick'R Lawn Grass Seed, Fertilizer and Soil Improver for Sun & Shade, 40 lbs.

  • 3-in-1 solution for thin lawns, including seed, fertilizer and soil improver
  • Seed to fill gaps in your current lawn
  • Fertilizer for thicker, greener turf
  • Soil improver for enhanced root development
  • Get up to a 50% thicker lawn with just one easy application with a spreader (subject to proper care; results may vary based on the current condition of the lawn)
SaleBestseller No. 3

Scotts Turf Builder Thick'R Lawn Grass Seed, Fertilizer and Soil Improver Tall Fescue Mix, 40 lbs.

  • 3-in-1 solution for thin lawns, including seed, fertilizer and soil improver
  • Seed to fill gaps in your current lawn
  • Fertilizer for thicker, greener turf
  • Soil improver for enhanced root development
  • Get up to a 50% thicker lawn with just one easy application with a spreader (subject to proper care; results may vary based on current condition of the lawn)
SaleBestseller No. 4

BioAdvanced 5-in-1 Weed and Feed, Lawn Fertilizer and Crabgrass Killer, 4 Meters

  • KILLS TOUGH WEEDS: Apply to actively growing turf to target hard to kill weeds like dandelions, clovers and black medic; plus, our revolutionary formula kills over 200 types of weeds
  • PREVENTS NEW WEEDS: Creates an extended 6-month control barrier that prevents new weeds from emerging
  • KILLS LARGE CRABGRASS: Contains four proven weed killers to control crabgrass, killing to the root. Crabgrass starts to turn purple in 3 days – that’s the sign it’s working
  • PREVENTS NEW CRABGRASS: Prevents crabgrass from reemerging for up to 6 months by forming a barrier at the top layer of the soil. And it won’t harm your lawn when used as directed
  • GREENS UP TO 3 MONTHS: Fertilizer formula feeds your lawn for quick greening, long-lasting feeding and stronger turf
Bestseller No. 5

Pennington Lawn Booster Tall Fescue Mix Grass Seed & Fertilizer 9.6 lb

  • Includes Smart Seed premium grade grass mixes requiring up to 30% less water year after year vs. ordinary seed
  • Premium Fertilizer that continuously releases nitrogen for up to 8 weeks.
  • Lime enhances seed to improve grass growth and color
  • Includes gypsum to help loosen up the soil for the grass to take root.
  • 3 in 1 product: Grass seed, fertilizer, soil amendment
SaleBestseller No. 6

Scotts Turf Builder Triple Action1 - Combination Weed Control, Weed Preventer, and Fertilizer, 11.31 lbs., 4,000 sq. ft.

  • Scotts Turf Builder Triple Action1 is a three-in-one formula that kills weeds, prevents crabgrass, and feeds grass to build thick, green lawns
  • Controls existing listed lawn weeds, including dandelion, clover, dollarweed, ground ivy, chickweed, plantain, henbit, and english daisy
  • Prevents crabgrass for 4 months (will not kill existing crabgrass); prevents other listed grassy weeds from invading your lawn
  • For use on Bahiagrass, Centipedegrass, Kentucky Bluegrass, Perennial Ryegrass, Bermudagrass, Tall Fescue, Fine Fescue, and Zosyiagrass
  • Apply to a wet lawn with a Scotts spreader, and then water in after 24 hours; apply in early spring when dandelions are actively growing; an 11.31 lb. bag treats 4,000 sq. ft.
Bestseller No. 7

Scotts Turf Builder Triple Action - Combination Weed Control, Weed Preventer, and Fertilizer, 50 lbs., 10,000 sq. ft.

  • Scotts Turf Builder Triple Action is a three-in-one formula that kills weeds, prevents crabgrass, and feeds grass to build thick, green lawns
  • Controls existing listed lawn weeds, including dandelion, clover, dollarweed, ground ivy, chickweed, plantain, henbit, and english daisy
  • Prevents crabgrass for 4 months (will not kill existing crabgrass); prevents other listed grassy weeds from invading your lawn
  • For use on Bahiagrass, Centipedegrass, Kentucky Bluegrass, Perennial Ryegrass, Bermudagrass, Tall Fescue, Fine Fescue, and Zosyiagrass
  • Apply to a wet lawn with a Scotts spreader, and then water in after 24 hours; apply in early spring when dandelions are actively growing; a 50 lb. bag treats 10,000 sq. ft.
Bestseller No. 8

Scotts Turf Builder Rapid Grass Sun & Shade Mix: up to 2,800 sq. ft., Combination Seed & Fertilizer, Grows in Just Weeks, 5.6 lbs.

  • Enjoy a new lawn in just weeks with Scotts Turf Builder Rapid Grass Sun & Shade Mix; grows up to 2x times faster than seed alone when applied at the newlawn rate (subject to proper care)
  • Unique, proprietary combination of sun and shade mix of seed and fertilizer results in full green grass that grows in just weeks; expect to see grass growing at a minimum of 12 days and maximum of 21 days
  • This sun and shade grass seed and fertilizer combination will change the way you grow grass; it's the most complete solution for large problem areas in your lawn and for establishing new grass
  • Fall and Spring are the best times to plant grass seed; seed germinates best when temperatures are between 60°F and 80°F and the chance of frost has passed
  • For best results, rake soil lightly to remove debris; apply grass seed with a Scotts spreader, then water daily or as needed to keep soil surface moist until the seedlings reach 2 to 3 inches tall
Bestseller No. 9

Maximum Green & Growth- High Nitrogen 28-0-0 NPK- Lawn Food Quality Liquid Fertilizer- Spring & Summer- Any Grass Type- Simple Lawn Solutions - Concentrated Quick & Slow Release Formula (32 Ounce)

  • 28-0-0 Liquid Lawn Food Nutritional Supplement: High Nitrogen Formula. Nitrogen aids in the formation of chlorophyll where plants get their green coloring. The addition of Nitrogen encourages vigorous growth for the development of a dense attractive lawn.
  • The Power of Quick Release and Slow Release Nitrogen Fertilizer: 70% quick release nitrogen to provide quick nutrient absorption 30% slow release nitrogen keeps your lawn fed in between applications.
  • Contains High Quality Feed Grade Compounds: Nourish your lawn with liquid nutrients. Designed to be quickly & easily applied in a ready to use sprayer bottle.
  • Can Be Used on All Grass types: Including Bermuda, St. Augustine, Zoysia, Buffalo, Centipede, Florida Palmetto, Bahia, Fescue, Ryegrass & Kentucky Bluegrass.
  • Easy to Use: Our 28-0-0 Lawn Fertilizer Food comes with a ready-to-use hose end sprayer that applies the perfect ratio of product for lawn applications. Covers up to 3,200 square feet, when using the attached sprayer.
SaleBestseller No. 10

Scotts Turf Builder Lawn Food, 12.5 lbs.

  • Lawn fertilizer formulated to feed and strengthen your lawn and protect against future problems
  • Formulated with Scotts exclusive All-in-One Particle technology for even greening and feeding
  • Builds strong, deep roots, and improves your lawn's ability to absorb water and nutrients (versus an unfed lawn)
  • Won't burn lawn guaranteed
  • Apply to any grass type

How to Buy the Best 3 in one lawn fertilizer

When buying 3 in one lawn fertilizer, you might feel like you have no idea where to start. You don't have time to waste on products that don't live up to their promises or are just plain bad. But don't worry! We're here to help you make informed decisions about which product is right for you, and we've put together a list of things to consider when choosing a product:

  • Does it work? The most important thing is that the product delivers on its promise. If it doesn't work, then what's the point? Read reviews and do your research before making a purchase 3 in one lawn fertilizer.
  • Is it safe? When buying 3 in one lawn fertilizer, it's important to consider safety, especially beauty products! Make sure you look into how safe the ingredients are, how easy they are to use, and whether or not they're compatible with other products in your routine.
  • Is it worth it? Consider how much you want to spend on each item, and ensure that amount fits within your budget. Also, consider whether or not the price is more than what would be considered “reasonable” for its quality level.

Here are some tips to help you find the right product for your needs:

Read reviews

It's important to read reviews before making purchases online because they can help guide you toward products that others have enjoyed using. They also give you an idea of how certain durable products are over time which is important when considering whether or not something will last long enough for its price tag.

Research

The second step is to do your research. Find out what other people have said about 3 in one lawn fertilizer and what they like or dislike about it. Pay attention to the reviews, too – if many people say the product breaks easily or doesn't work as expected, that might be a red flag for you! And if everyone loves it, then maybe that's exactly what you need!

Price

Check out multiple options and compare prices before making your final decision on 3 in one lawn fertilizer. A higher price tag doesn't necessarily mean better quality. Just because something is more expensive doesn't mean it's worth buying!

Material

Check what materials are used in manufacturing products before purchasing them. The last thing you want is your tools to break after just one use! We recommend going with a company that uses high-quality steel or other durable materials for 3 in one lawn fertilizer; you'll be glad you did when your new tool lasts longer than expected!

Warranty

It's always better if there is one! This doesn't just protect your investment; it also gives peace of mind knowing that if something goes wrong with your product after purchase, there's no need to worry about replacing it because of a defective part or other error on the company's end.

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