Top 10 Best 18 3 3 Fertilizer Ultimate Guide & Reviews

The 18 3 3 fertilizer comes in various types and is a great way to make your life easier. It is possible to find the best 18 3 3 fertilizer on a very small budget according to your preferences. Our list of top 10 18 3 3 fertilizer includes both affordable and quality options, so you won't have to sacrifice some features and high-quality materials.

We’ve researched this year’s most popular 18 3 3 fertilizer and can tell you that our selection is the best in the market. We have rated every mattress based on how it can improve the needs you may have. When choosing one for yourself, think about your biggest issue.

To ensure you get the best price, we've included today's best prices underneath each of our top picks. You can also find deals and sales throughout the year. But for now, let's look at the best 18 3 3 fertilizer listed below.

10 Best 18 3 3 fertilizer Comparison
# Preview Product Score
1 18-3-6 Liquid Fertilizer (50% SRN & Micronutrients) (2.5 Gallons)

18-3-6 Liquid Fertilizer (50% SRN & Micronutrients) (2.5 Gallons)

9.3
2 Neptune's Harvest Fish & Seaweed Fertilizer 2-3-1, 18 Ounce

Neptune's Harvest Fish & Seaweed Fertilizer 2-3-1, 18 Ounce

9.2
3 Ultimate 3-18-18 NPK- Lawn Food Quality Liquid Fertilizer- Easy to Use Concentrated Spray- Any Grass Type- Summer & Fall Nutrients- Simple Lawn Solutions - Turf Hardiness & Root Vigor (32 Ounce)

Ultimate 3-18-18 NPK- Lawn Food Quality Liquid Fertilizer- Easy to Use Concentrated Spray- Any Grass...

9.7
4 Liquid Lawn Fertilizer, 3-18-18 NPK Grass Fertilizer, Premium Lawn and Plant Nutrient Liquid Fertilizer and Food – Year Round Concentrate for Best Value – All Grass Types – 32 OZ

Liquid Lawn Fertilizer, 3-18-18 NPK Grass Fertilizer, Premium Lawn and Plant Nutrient Liquid...

9.6
5 18-3-6 All Purpose Liquid Fertilizer & Mirconutrients (50% Slow Release Nitrogen) (32 oz.)

18-3-6 All Purpose Liquid Fertilizer & Mirconutrients (50% Slow Release Nitrogen) (32 oz.)

9.8
6 24-0-6 Flagship Granular Lawn Fertilizer with 3% Iron, Bio-Nite™ (18 lb Bag Covers 6,000 Square Feet) with 6% Potassium, Micronutrients and 24% Slow Release Nitrogen

24-0-6 Flagship Granular Lawn Fertilizer with 3% Iron, Bio-Nite™ (18 lb Bag Covers 6,000 Square...

9.3
7 MASTERBLEND 4-18-38 Complete Combo Kit Fertilizer Bulk (2.5 Pound Kit)

MASTERBLEND 4-18-38 Complete Combo Kit Fertilizer Bulk (2.5 Pound Kit)

9.5
8 Foltec LQ Classic 18-3-6 Liquid Lawn Fertilizer with Micronutrients Copper, Iron, Manganese and Zinc - Treats up to 3,500 sq ft (32 fl oz)

Foltec LQ Classic 18-3-6 Liquid Lawn Fertilizer with Micronutrients Copper, Iron, Manganese and Zinc...

9.8
9 Espoma Organic Tree-Tone 6-3-2 Natural & Organic Fertilizer and Plant Food; 18 lb. Bag; Organic Fertilizer for All Trees. Use for Fruit Trees Like Peach & Apple Trees and All Shade Trees

Espoma Organic Tree-Tone 6-3-2 Natural & Organic Fertilizer and Plant Food; 18 lb. Bag; Organic...

9.4
10 Espoma Organic Bulb-Tone 3-5-3 Natural & Organic Fertilizer and Plant Food for All Spring and Fall Bulbs. 18 lb. Bag. Use for Planting & Feeding to Promote Vibrant Blooms

Espoma Organic Bulb-Tone 3-5-3 Natural & Organic Fertilizer and Plant Food for All Spring and Fall...

9.8

Top 10 Best 18 3 3 fertilizer Reviews and Buying Guide

We spent a lot of time and effort writing comprehensive reviews of 18 3 3 fertilizer to aid your purchasing decision. We used a rigorous study method and spent hours online looking at ostentatious models. After reducing the number of suggestions on our list, we further explore each to ensure the items satisfy our criteria. To assist you in making the best choice, we've put together this page with our top ten 18 3 3 fertilizer choices and extra details. Several important criteria were considered to evaluate each product, including:

  • Features
  • Type
  • Design
  • Quality
  • Material
  • Durability
  • Affordability
  • Cost
  • Brand
  • Value
  • User-friendliness
  • User rating
  • Customer reviews
  • Return policy
  • Customer support, etc.
Bestseller No. 1

18-3-6 Liquid Fertilizer (50% SRN & Micronutrients) (2.5 Gallons)

  • BENEFITS: All purpose fertilizer designed to be used throughout the growing season that provides readily available nutrients AND extended, long lasting nitrogen (Product contains 50% SLOW RELEASE NITROGEN (SRN))
  • BONUS: Micro-nutrients aid in plant growth, aesthetic appeal, and overall plant health.
  • DIRECTIONS FOR ORNAMENTALS: Mix 1-2 oz of fertilizer to 1 gallon of water and water plants generously. Use fertilizer once every two weeks. DIRECTIONS FOR TURF: Use 3 oz. of fertilizer for every 1000 sq. ft. Mix in a spray tank at ratio of 1-3 oz per gallon of water. Fertilize once every 2-4 weeks.
  • GUARANTEED ANALYSIS: 18% Nitrogen | 3% Available Phosphoric Acid | 6% Soluble Potash | .05% Copper .1% Iron .05% Manganese .05% Zinc
SaleBestseller No. 2

Neptune's Harvest Fish & Seaweed Fertilizer 2-3-1, 18 Ounce

  • Grow a beautiful vegetable garden
  • Flowers and foliage will be stronger and more colorful
  • Blooms will be more plentiful, fragrant and longer lasting
  • Easy to mix and apply by hand, sprayer, or drip line
Bestseller No. 3

Ultimate 3-18-18 NPK- Lawn Food Quality Liquid Fertilizer- Easy to Use Concentrated Spray- Any Grass Type- Summer & Fall Nutrients- Simple Lawn Solutions - Turf Hardiness & Root Vigor (32 Ounce)

  • High Phosphorus, High Potassium Lawn Food: If your lawn is showing symptoms of a Phosphorus and Potassium deficiency or if you want to maintain lawn health then this is the correct fertilizer for you!
  • Made With High Quality Feed Grade Ingredients: Nourish your lawn to its top potential with quality liquid lawn Nutrients.
  • Easy To Use: Designed to be easily applied. This high Phosphorus & Potassium Lawn Food gives your lawn the nutrients it needs for strong root development, vigor, and strength.
  • Can Be Used on All Grass Types: Including Bermuda, St. Augustine, Zoysia, Buffalo, Centipede, Palmetto & Bluegrass Lawns.
  • Easy to Use: Our 3-18-18 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.
Bestseller No. 4

Liquid Lawn Fertilizer, 3-18-18 NPK Grass Fertilizer, Premium Lawn and Plant Nutrient Liquid Fertilizer and Food – Year Round Concentrate for Best Value – All Grass Types – 32 OZ

  • ✔️ POWER GROW N.P.K. is a complete blend of Nitrogen (3%) and Phosphorous (18%) Potassium (18%)Why NPK? Nitrogen is responsible for the growth of leaves and turf blades, Phosphorus for the root growth and flower development, and Potassium balances the overall functions of the plant performance.
  • ✔️ SIMPLE TO APPLY: We have formulated this liquid fertilizer for lawns to give your grass a boost of green and growth while providing long term nutrients to the root and turf system.
  • ✔️ MADE IN USA We are a Family Owned business with a long history of experience in the farming and turf industry. Covington products are used everywhere from large farming operations, golf courses, to residential lawns. We take pride in providing you with quality American Made products.
  • ✔️ All Types of Grass: Including Bermuda, Ryegrass, Kentucky Bluegrass, Fescue, Bahia, Centipede, Zoysia, St. Augustine, almost all grasses.
  • ✔️ PRO TIP: ALWAYS...always...always..make sure your lawn is on a suitable watering schedule. Water is absolutely essential to a healthy lawn and more importanly, proper uptake of nutrients. Don't apply fertilizer during the heat of the day and at night. Don't mow your lawn 24 hours prior to and after application for proper uptake of 3–18–18. Repeat application every 2 to 4 weeks, or whenever your lawn looks thirsty.
Bestseller No. 5

18-3-6 All Purpose Liquid Fertilizer & Mirconutrients (50% Slow Release Nitrogen) (32 oz.)

  • BENEFITS: All purpose HIGH CONCENTRATE fertilizer designed to be used throughout the growing season that provides readily available nutrients AND extended, long lasting nitrogen (Product contains 50% SLOW RELEASE NITROGEN (SRN))
  • BONUS: Micro-nutrients aid in plant growth, aesthetic appeal, and overall plant health.
  • DIRECTIONS FOR ORNAMENTALS: Mix 1-2 oz of fertilizer to 1 gallon of water and water plants generously. Use fertilizer once every two weeks. DIRECTIONS FOR TURF: Use 3 oz. of fertilizer for every 1000 sq. ft. Mix in a spray tank at ratio of 1-3 oz per gallon of water. Fertilize once every 2-4 weeks.
  • GUARANTEED ANALYSIS: Total Nitrogen (N) 18% | Available Phosphoric Acid (P2O5) 3% | Soluble Potash (K2O) 6% | Copper (Cu) .05% | Iron (Fe) .1% | Manganese (Mn) .05% | Zinc (Zn) .05%
  • MEASURE & POUR: The 8oz, 16oz, and 32oz quantities come in an easy measure and pour bottle that allows the end-user to measure and pour a specific dosage by simply squeezing the bottle. See images for directions.
Bestseller No. 6

24-0-6 Flagship Granular Lawn Fertilizer with 3% Iron, Bio-Nite™ (18 lb Bag Covers 6,000 Square Feet) with 6% Potassium, Micronutrients and 24% Slow Release Nitrogen

  • 18 lb Bag Covers 6,000 Square Feet
Bestseller No. 7

MASTERBLEND 4-18-38 Complete Combo Kit Fertilizer Bulk (2.5 Pound Kit)

  • MasterBlend 4-18-38 Master Kit (3 Separate Components in correct amounts)
  • Contains MasterBlend 4-18-38, Calcium Nitrate 15.5-0-0, and Epsom Salt (Magnesium Sulfate)
  • Used by professionals worldwide for optimum plant growth
  • 100% Water Soluble for easy plant uptake
  • Packed by weight in a 1/1/0.5 ratio based off the MasterBlend recipe of 12g MB, 12g, CN, and 6g ES
Bestseller No. 8

Foltec LQ Classic 18-3-6 Liquid Lawn Fertilizer with Micronutrients Copper, Iron, Manganese and Zinc - Treats up to 3,500 sq ft (32 fl oz)

  • Foltec LQ Classic 18-3-6 Liquid lawn fertilizer with micronutrients copper, iron, manganese and zinc for optimal nutrition
  • Contains both quick- and slow-release nitrogen for immediate and sustained feeding
  • Safe for use on all grass types at any time during the growing season
  • Comes in ready-to-use bottle with spray head for ideal application ratio
  • For best results, apply every 21-28 days
Bestseller No. 9

Espoma Organic Tree-Tone 6-3-2 Natural & Organic Fertilizer and Plant Food; 18 lb. Bag; Organic Fertilizer for All Trees. Use for Fruit Trees Like Peach & Apple Trees and All Shade Trees

  • FOR USE ON: Use Tree-tone organic fertilizer for all shade, fruit and ornamental trees including apple and peach trees
  • CONTAINS: Tree-tone is a rich blend of the finest natural & organic ingredients enhanced with our exclusive Bio-tone formula; 6-3-2 Fertilizer analysis with 5% calcium. Tree-tone is environmentally Safe - No sludges or toxic ingredients
  • WHEN / HOW TO USE: Best to use Tree-tone fertilizer spring and fall. Tree-tone is ready to use and requires no mixing
  • FOR ORGANIC GARDENING: Tree-tone is approved for organic gardening; It is a registered Organic Input Material meaning it meets all requirements for organic production
  • MADE IN THE USA: Product of the Espoma Company. The leader in natural organics since 1929
Bestseller No. 10

Espoma Organic Bulb-Tone 3-5-3 Natural & Organic Fertilizer and Plant Food for All Spring and Fall Bulbs. 18 lb. Bag. Use for Planting & Feeding to Promote Vibrant Blooms

  • FOR USE ON: Use Bulb-tone organic fertilizer for all Spring bulbs like tulips, daffodils, crocus & hyacinths and on Spring bulbs like gladioli and lilies
  • CONTAINS: Bulb-tone is a rich blend of the finest natural & organic ingredients enhanced with our exclusive Bio-tone formula; 3-5-3 Fertilizer analysis with 6% Calcium. Bulb-tone is environmentally Safe - No sludges or toxic ingredients
  • WHEN / HOW TO USE: Best to use Bulb-tone fertilizer when planting or feeding post bloom on spring flowering bulbs; place directly in the planting hole for new bulbs and sprinkle on the soil surface for established plants then water thoroughly. Bulb-tone is ready to use and requires no mixing
  • FOR ORGANIC GARDENING: Bulb-tone is approved for organic gardening; It is a registered Organic Input Material meaning it meets all requirements for organic production
  • MADE IN THE USA: Product of the Espoma Company. The leader in natural organics since 1929

What to Look for Before Buying 18 3 3 fertilizer

For a lot of people, the task of choosing a 18 3 3 fertilizer to buy is notoriously difficult. The reason for this may be found in the number of things to consider when making a choice. This makes people go for what is familiar to them, which often turns out to be the worst choice.

You will have a lot of opportunities to purchase many items throughout your life, but that doesn't mean you won't consider your options. Quantity doesn't always translate into the best value, the cost is not always indicative of the quality, and sometimes the best 18 3 3 fertilizer has nothing to do with price.

The challenge when buying a 18 3 3 fertilizer is to have everything considered, not just one or two. If you were to do that, you would be missing the perspective of how the 18 3 3 fertilizer looks after considering many factors. In this 18 3 3 fertilizer buying Guide, I will look at some of these factors and give you an idea of how to develop relevant answers based on them. The challenge of picking the best 18 3 3 fertilizer is picking the best among all. It's about knowing which of those 18 3 3 fertilizer will offer you the best value for your money.

Best 18 3 3 fertilizer buying considerations:

  • Do you want a specific type of 18 3 3 fertilizer? There are many different types of 18 3 3 fertilizer, which can be used for different purposes. You should know what your options are and which ones would be best suited to your needs.
  • Do you have a budget? You’ll want to know how much money you can spend on a new 18 3 3 fertilizer. If you don’t have any limit, it will be easy to find something that fits your needs.
  • Do you want an expensive or cheap model? Investing in a high-quality product may be better if you’re looking for something that will last for years. However, buying average quality may be the best option if money is an issue and you need something cheap but effective.
  • Do you have any special requirements? It’s important to consider your needs, and whether there are any extras you would like included with your 18 3 3 fertilizer. For example, if you want a product with a lot of functions, you may need to pay more than if all you need is a simple model.

You will want to consider a few things when looking for the best [replace_keyword, including:

Quality

When it comes to quality, it is important that you look for a 18 3 3 fertilizer that will last. You do not want to spend money on something that will not last very long, as this will be wasted money. Instead, focus on purchasing 18 3 3 fertilizer from quality materials that professionals have tested. When you purchase a quality product, it is easier to sell in the future if you need to. This will also ensure that your items last longer and save you money in the long run.

Check Customer Reviews

By checking out reviews, it is easier for people to find good quality 18 3 3 fertilizer that will last for a long time and not break down in just a few weeks. Also, when purchasing items from websites like Amazon, customers can leave reviews about their experience with 18 3 3 fertilizer. This is a good idea because it helps people to know what to look for when buying things. It also helps them avoid purchasing subpar products that might not last very long.

Features

In addition to checking out reviews on different websites about different products, you should also look at the features offered on each 18 3 3 fertilizer before making a decision. When you look at the features of a 18 3 3 fertilizer, you should consider how useful those features are. For example, if a 18 3 3 fertilizer comes with many features, but you don’t need those features, you should consider purchasing something else. However, if the product has features that are useful to you, then those features might make it worth purchasing.

Budget

You should always consider your budget when looking for a 18 3 3 fertilizer. You will want to make sure you have enough money saved up so that you can purchase whatever it is that you need. If you do not have enough money saved up, you will want to wait until you do before purchasing anything.

Budgeting allows you to ensure that you spend within your means and not overboard with your spending habits. By sticking with a budget, it is easier for people to save money in the long run and spend less on what they need.

Price

You should also consider the price of each 18 3 3 fertilizer you’re considering. While some people would rather purchase a more expensive product with all the features they want, others prefer to save money and get something less expensive. If you are on a tight budget, buying a more expensive 18 3 3 fertilizer might not make sense when cheaper options are available.

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