Best Grass Fertiliser of 2026

Last updated on 02/04/2026

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Nutrigrow Spring Lawn Fertiliser Blended 9-7-7 20kg

Nutrigrow Spring Lawn Fertiliser Blended 9-7-7 20kg

Longevity lasts for 6 weeks.
Response seen in 7 days.
Ensures even quality growth.

Main Highlights

6 weeks longevity.
Turf response is seen within 7 days.
Granule dispersal takes on average 4-5 days.
Ideal balance of NPK to strengthen turf.
Granules provide ease of application and an even distribution.
Releases slowly over a 6 week period- avoids rapid top-growth.
Ensures even growth, quality and colour over the whole area and prevents the unsightly specking effects.
Versatile application rates, as low as 35g/sq.m enabling one bag to cover 570sq.m making them very economical.

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Nutrigrow Spring Lawn Fertiliser Blended 9-7-7 20kg

Longevity lasts for 6 weeks.
Response seen in 7 days.
Ensures even quality growth.

Main Highlights

6 weeks longevity.
Turf response is seen within 7 days.
Granule dispersal takes on average 4-5 days.
Ideal balance of NPK to strengthen turf.
Granules provide ease of application and an even distribution.
Releases slowly over a 6 week period- avoids rapid top-growth.
Ensures even growth, quality and colour over the whole area and prevents the unsightly specking effects.
Versatile application rates, as low as 35g/sq.m enabling one bag to cover 570sq.m making them very economical.

Value for Money

A1 Lawn, Ultimate Spring Summer Lawn Fertiliser - Revitalizes Grass, High Nitrogen 10-4-4, DEFRA Certified, 10kg

A1 Lawn, Ultimate Spring Summer Lawn Fertiliser - Revitalizes Grass, High Nitrogen 10-4-4, DEFRA Certified, 10kg

Boosts and maintains healthy lawn.
Nitrogen-rich for vibrant growth.
UK climate tailored formula.

Main Highlights

PROFESSIONAL GRADE - UK-made, high-quality granular fertiliser rigorously tested and certified by DEFRA, FERA, and SASA for guaranteed performance.
BOOST YOUR LAWN - Bring your grass back to life after the cold winter months and keep it lush and healthy through the spring and summer.
ENHANCED NUTRIENTS - Features a balanced NPK of 10-4-4, plus added Iron for a deep green colour, Magnesium for efficient photosynthesis, and Seaweed for essential soil minerals.
EASY APPLICATION - Simple, no-mix granular application suitable for all lawn types, covering up to 280m² with the 10kg bag. Apply March to August.
TRUSTED EXPERTISE - A1 Lawn has been delivering high-quality, certified grass and fertiliser products to thousands of satisfied domestic and trade customers across the UK since 2010.

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A1 Lawn, Ultimate Spring Summer Lawn Fertiliser - Revitalizes Grass, High Nitrogen 10-4-4, DEFRA Certified, 10kg

Boosts and maintains healthy lawn.
Nitrogen-rich for vibrant growth.
UK climate tailored formula.

Main Highlights

PROFESSIONAL GRADE - UK-made, high-quality granular fertiliser rigorously tested and certified by DEFRA, FERA, and SASA for guaranteed performance.
BOOST YOUR LAWN - Bring your grass back to life after the cold winter months and keep it lush and healthy through the spring and summer.
ENHANCED NUTRIENTS - Features a balanced NPK of 10-4-4, plus added Iron for a deep green colour, Magnesium for efficient photosynthesis, and Seaweed for essential soil minerals.
EASY APPLICATION - Simple, no-mix granular application suitable for all lawn types, covering up to 280m² with the 10kg bag. Apply March to August.
TRUSTED EXPERTISE - A1 Lawn has been delivering high-quality, certified grass and fertiliser products to thousands of satisfied domestic and trade customers across the UK since 2010.

Miracle-Gro Evergreen Complete 4-in-1 Lawn Food, Weed & Moss Control, 360 m2, Yellow

Miracle-Gro Evergreen Complete 4-in-1 Lawn Food, Weed & Moss Control, 360 m2, Yellow

Thicker, greener, healthier lawn guaranteed.
Kills weeds and moss effectively.
User-friendly and efficient.

Main Highlights

Creates a thicker, greener and healthier lawn whilst killing weeds and moss
Easy to use
Good product for use

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Miracle-Gro Evergreen Complete 4-in-1 Lawn Food, Weed & Moss Control, 360 m2, Yellow

Thicker, greener, healthier lawn guaranteed.
Kills weeds and moss effectively.
User-friendly and efficient.

Main Highlights

Creates a thicker, greener and healthier lawn whilst killing weeds and moss
Easy to use
Good product for use

Westland Safe Lawn Child and Pet Friendly Lawn Care, 400m2 (14 kg)

Westland Safe Lawn Child and Pet Friendly Lawn Care, 400m2 (14 kg)

Safe for children and pets.
Promotes lusher, thicker grass.
Covers expansive lawn areas.

Main Highlights

With SafeLawn children and pets need not be excluded from treated areas
As the grass becomes stronger it will start to outcompete weed and moss
Westland SafeLawn is an organic fertiliser with added lawn seed, made with only natural ingredients
This pack will cover 400 m2 (the equivalent of 40 car parking spaces)
SafeLawn is made from a unique blend of natural ingredients to obtain a strong healthy lawn the natural way,

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Westland Safe Lawn Child and Pet Friendly Lawn Care, 400m2 (14 kg)

Safe for children and pets.
Promotes lusher, thicker grass.
Covers expansive lawn areas.

Main Highlights

With SafeLawn children and pets need not be excluded from treated areas
As the grass becomes stronger it will start to outcompete weed and moss
Westland SafeLawn is an organic fertiliser with added lawn seed, made with only natural ingredients
This pack will cover 400 m2 (the equivalent of 40 car parking spaces)
SafeLawn is made from a unique blend of natural ingredients to obtain a strong healthy lawn the natural way,

Miracle-Gro Complete 4 in 1 Lawn Food, 400 m² bag, Lawn Food, Weed & Moss Control

Miracle-Gro Complete 4 in 1 Lawn Food, 400 m² bag, Lawn Food, Weed & Moss Control

Kills common lawn weeds effectively.
Creates a thicker, healthier lawn.
Safe for children and pets.

Main Highlights

Lawn treatment product that kills weeds and moss, creating a thicker, greener and healthier lawn
Common lawn weeds killed including dandelions, white clover and plantain
For ideal results and ensure even coverage apply using either a Miracle-Gro wheeled spreader for large lawns or for smaller lawns use our handy Miracle-Gro Multi Use Spreader or pre-filled spreader, which can be refilled with the carton, using the handy spout
Use on established lawns once frosts have gone, from April to September
After applying this product in accordance with the label, children and pets can use the lawn once the granules have been watered in and dried

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Miracle-Gro Complete 4 in 1 Lawn Food, 400 m² bag, Lawn Food, Weed & Moss Control

Kills common lawn weeds effectively.
Creates a thicker, healthier lawn.
Safe for children and pets.

Main Highlights

Lawn treatment product that kills weeds and moss, creating a thicker, greener and healthier lawn
Common lawn weeds killed including dandelions, white clover and plantain
For ideal results and ensure even coverage apply using either a Miracle-Gro wheeled spreader for large lawns or for smaller lawns use our handy Miracle-Gro Multi Use Spreader or pre-filled spreader, which can be refilled with the carton, using the handy spout
Use on established lawns once frosts have gone, from April to September
After applying this product in accordance with the label, children and pets can use the lawn once the granules have been watered in and dried

A1 Lawn New Grass Pre-Seed & Pre-Turf Fertiliser, 10kg (280m2) - [6-9-6] Phosphorus Rich Feed with Potassium & Nitrogen - UK Professional Grade to Accelerate Germination & A Healthy Root System.

A1 Lawn New Grass Pre-Seed & Pre-Turf Fertiliser, 10kg (280m2) - [6-9-6] Phosphorus Rich Feed with Potassium & Nitrogen - UK Professional Grade to Accelerate Germination & A Healthy Root System.

Accelerates root and grass development.
Enhances lawn with vital nutrients.
Professional grade, UK climate approved.

Main Highlights

PRE-SEED & PRE-TURF BOOSTER – Our ultimate new lawn feed aids germination and greatly accelerates root development - ensuring your grass seed gets off to the best possible start. It works by adding vital nutrients to the soil, making it perfect as both a pre-seed & a pre-turf fertiliser.
PRE-SEED & PRE-TURF BOOSTER – Our ultimate new lawn feed aids germination and greatly accelerates root development - ensuring your grass seed gets off to the best possible start. It works by adding vital nutrients to the soil, making it perfect as both a pre-seed & a pre-turf fertiliser.
PHOSPHOROUS RICH PRE-GRASS FERTILISER – The high phosphorus content of our pre-treatment feed (NPK 6-9-6) aids healthy grass roots & shoots. The potassium will help your grass become strong & hardy fighting off any diseases that young seedlings are susceptible to, whilst the Nitrogen gives a greener blade growth.
ALSO POST SEEDER TREATMENT – Apply our lawn seed and fertiliser throughout the growing season to enhance your lawn and landscape for quick growing and strong grass. We only use specific premium homogeneous granular products & is rigorously tested to guarantee the highest quality. Easy application, no mixing.
BEST FOR THE UK CLIMATE – A1 Lawn ultimate fertilisers are freshly produced in the UK, professional grade & designed to work with the British weather. This ensures fast germination & delivers a strong & healthy lawn every year. Use Spring, Summer & Autumn – March to October. Apply when showers are predicted or water in well.
PROFESSIONAL GRADE – Based in Scotland, A1 Lawn has been delivering high quality certified grass & fertiliser direct to hundreds of thousands of satisfied domestic, professional and trade customers across the UK since 2010. If for whatever reason you are not entirely satisfied, simply contact us and we will endeavour to make it right. Certified by DEFRA, FERA & SASA.

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A1 Lawn New Grass Pre-Seed & Pre-Turf Fertiliser, 10kg (280m2) - [6-9-6] Phosphorus Rich Feed with Potassium & Nitrogen - UK Professional Grade to Accelerate Germination & A Healthy Root System.

Accelerates root and grass development.
Enhances lawn with vital nutrients.
Professional grade, UK climate approved.

Main Highlights

PRE-SEED & PRE-TURF BOOSTER – Our ultimate new lawn feed aids germination and greatly accelerates root development - ensuring your grass seed gets off to the best possible start. It works by adding vital nutrients to the soil, making it perfect as both a pre-seed & a pre-turf fertiliser.
PRE-SEED & PRE-TURF BOOSTER – Our ultimate new lawn feed aids germination and greatly accelerates root development - ensuring your grass seed gets off to the best possible start. It works by adding vital nutrients to the soil, making it perfect as both a pre-seed & a pre-turf fertiliser.
PHOSPHOROUS RICH PRE-GRASS FERTILISER – The high phosphorus content of our pre-treatment feed (NPK 6-9-6) aids healthy grass roots & shoots. The potassium will help your grass become strong & hardy fighting off any diseases that young seedlings are susceptible to, whilst the Nitrogen gives a greener blade growth.
ALSO POST SEEDER TREATMENT – Apply our lawn seed and fertiliser throughout the growing season to enhance your lawn and landscape for quick growing and strong grass. We only use specific premium homogeneous granular products & is rigorously tested to guarantee the highest quality. Easy application, no mixing.
BEST FOR THE UK CLIMATE – A1 Lawn ultimate fertilisers are freshly produced in the UK, professional grade & designed to work with the British weather. This ensures fast germination & delivers a strong & healthy lawn every year. Use Spring, Summer & Autumn – March to October. Apply when showers are predicted or water in well.
PROFESSIONAL GRADE – Based in Scotland, A1 Lawn has been delivering high quality certified grass & fertiliser direct to hundreds of thousands of satisfied domestic, professional and trade customers across the UK since 2010. If for whatever reason you are not entirely satisfied, simply contact us and we will endeavour to make it right. Certified by DEFRA, FERA & SASA.

Elixir Gardens Spring & Summer 9-7-7 | Treats 570 sq.m | Granular Lawn Fertiliser/Turf & Grass Feed/Food | 20kg Bag

Elixir Gardens Spring & Summer 9-7-7 | Treats 570 sq.m | Granular Lawn Fertiliser/Turf & Grass Feed/Food | 20kg Bag

High nitrogen for lushness.
Covers large areas efficiently.
Suitable for gardens and fields.

Main Highlights

N.P.K 9-7-7 granular lawn and turf fertiliser.
Spring & Summer 9-7-7 has a higher level of Nitrogen for increased grass growth.
Great Value! One 25kg bag of Spring & Summer will cover an area up to 712m² applied at 35gsm.
Perfect for garden lawns and borders as well as larger areas like sports fields and horse paddocks.
NOTE: The appearance of this fertiliser can change between batches due to the raw ingredients used in production. Additionally supplied packaging may differ from that displayed.

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Elixir Gardens Spring & Summer 9-7-7 | Treats 570 sq.m | Granular Lawn Fertiliser/Turf & Grass Feed/Food | 20kg Bag

High nitrogen for lushness.
Covers large areas efficiently.
Suitable for gardens and fields.

Main Highlights

N.P.K 9-7-7 granular lawn and turf fertiliser.
Spring & Summer 9-7-7 has a higher level of Nitrogen for increased grass growth.
Great Value! One 25kg bag of Spring & Summer will cover an area up to 712m² applied at 35gsm.
Perfect for garden lawns and borders as well as larger areas like sports fields and horse paddocks.
NOTE: The appearance of this fertiliser can change between batches due to the raw ingredients used in production. Additionally supplied packaging may differ from that displayed.

Dark Green Lawn Fertiliser - High in Nitrogen Greens Grass Fast - Feeds up to 90 Days - Child and Pet Friendly - Garden Lawncare Guy

Dark Green Lawn Fertiliser - High in Nitrogen Greens Grass Fast - Feeds up to 90 Days - Child and Pet Friendly - Garden Lawncare Guy

Garden Lawncare Guy

Green up lawns quickly.
Safe for kids and pets.
Feeds grass for 90 days.

Main Highlights

GREEN UP ANY LAWN - Fast acting lawn feed that's packed full of the nutrients your lawn needs to grow thicker and greener. Nitrogen, potassium, phosphorus, calcium and magnesium for lush looking grass
SAFE FOR GARDENS - Our lawn feed designed with safety in mind. Simply follow the instructions and it can be safely applied in family gardens enjoyed by homeowners and pets.
FEEDS GRASS UP TO 90 DAYS - Fast and slow release fertilizer granules that offer a quick hit of nitrogen to green up the lawn whilst slow release granules continue to feed up to 90 days
NO BROWN STAINS - No brown rust stains on your hard surfaces! Take care of your patios and decking without worrying about hard to remove rust stains.
MADE IN THE UK - Manufactured in the UK our products are tailored to green up your grass for an amazing looking lawn

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Garden Lawncare Guy

Dark Green Lawn Fertiliser - High in Nitrogen Greens Grass Fast - Feeds up to 90 Days - Child and Pet Friendly - Garden Lawncare Guy

Green up lawns quickly.
Safe for kids and pets.
Feeds grass for 90 days.

Main Highlights

GREEN UP ANY LAWN - Fast acting lawn feed that's packed full of the nutrients your lawn needs to grow thicker and greener. Nitrogen, potassium, phosphorus, calcium and magnesium for lush looking grass
SAFE FOR GARDENS - Our lawn feed designed with safety in mind. Simply follow the instructions and it can be safely applied in family gardens enjoyed by homeowners and pets.
FEEDS GRASS UP TO 90 DAYS - Fast and slow release fertilizer granules that offer a quick hit of nitrogen to green up the lawn whilst slow release granules continue to feed up to 90 days
NO BROWN STAINS - No brown rust stains on your hard surfaces! Take care of your patios and decking without worrying about hard to remove rust stains.
MADE IN THE UK - Manufactured in the UK our products are tailored to green up your grass for an amazing looking lawn

Pro-Kleen Pre Lawn & Seed Starter Fertiliser - Phosphorus Rich with Nitrogen, Potassium & Magnesium (NPK 8-12-8 + 3MgO) with added Zinc & Seaweed - Non-Toxic & Non-Staining - Covers up to 83m2 (2.5kg)

Pro-Kleen Pre Lawn & Seed Starter Fertiliser - Phosphorus Rich with Nitrogen, Potassium & Magnesium (NPK 8-12-8 + 3MgO) with added Zinc & Seaweed - Non-Toxic & Non-Staining - Covers up to 83m2 (2.5kg)

Promotes strong, healthy grass growth.
Versatile 4-in-1 nutrient formula.
Safe for pets and children.

Main Highlights

GIVE YOUR LAWN THE BEST START: Pro-Kleen’s Pre-Lawn & Seed Starter Fertiliser is the perfect product to give your lawn the best start possible. We recommend applying it 3-5 days before laying turf or seeding, but it can be used up to 6 weeks after! It promotes strong and healthy grass to get your lawn looking its best
NPK 8-12-8 + 3MgO: This Pre-Lawn Fertiliser has been designed with nitrogen, phosphorous, potassium and added 3% magnesium oxide. All of which will give your new lawn the best nutrients to make sure each blade grows strong, thick and green! It also contains added seaweed and zinc for extra nutrients
NON-TOXIC AND NON-STAINING FORMULA: Our formula contains no toxic chemicals so children and pets can be reintroduced to the treated area after application. The lawn granules are also non-staining and won’t leave any brown stains on your decking, patios or driveways so that you can use with complete peace of mind
APPLICATION RATE & COVERAGE: Our 2.5kg tubs can cover up to 83m2. Application Rate: 25-35 g/m². Apply 3-5 days before seeding or laying turf or up to 6 weeks afterwards
HOW TO USE: You can apply Pro-Kleen’s Pre-Lawn & Seed Starter Fertiliser by hand or by using a garden spreader. For best results, keep the area well-watered after laying turf or sowing lawn seed

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Pro-Kleen Pre Lawn & Seed Starter Fertiliser - Phosphorus Rich with Nitrogen, Potassium & Magnesium (NPK 8-12-8 + 3MgO) with added Zinc & Seaweed - Non-Toxic & Non-Staining - Covers up to 83m2 (2.5kg)

Promotes strong, healthy grass growth.
Versatile 4-in-1 nutrient formula.
Safe for pets and children.

Main Highlights

GIVE YOUR LAWN THE BEST START: Pro-Kleen’s Pre-Lawn & Seed Starter Fertiliser is the perfect product to give your lawn the best start possible. We recommend applying it 3-5 days before laying turf or seeding, but it can be used up to 6 weeks after! It promotes strong and healthy grass to get your lawn looking its best
NPK 8-12-8 + 3MgO: This Pre-Lawn Fertiliser has been designed with nitrogen, phosphorous, potassium and added 3% magnesium oxide. All of which will give your new lawn the best nutrients to make sure each blade grows strong, thick and green! It also contains added seaweed and zinc for extra nutrients
NON-TOXIC AND NON-STAINING FORMULA: Our formula contains no toxic chemicals so children and pets can be reintroduced to the treated area after application. The lawn granules are also non-staining and won’t leave any brown stains on your decking, patios or driveways so that you can use with complete peace of mind
APPLICATION RATE & COVERAGE: Our 2.5kg tubs can cover up to 83m2. Application Rate: 25-35 g/m². Apply 3-5 days before seeding or laying turf or up to 6 weeks afterwards
HOW TO USE: You can apply Pro-Kleen’s Pre-Lawn & Seed Starter Fertiliser by hand or by using a garden spreader. For best results, keep the area well-watered after laying turf or sowing lawn seed

Dark Green Lawn Fertiliser - High in Nitrogen Greens Grass Fast - Feeds up to 90 Days - Child and Pet Friendly - Garden Lawncare Guy

Dark Green Lawn Fertiliser - High in Nitrogen Greens Grass Fast - Feeds up to 90 Days - Child and Pet Friendly - Garden Lawncare Guy

Garden Lawncare Guy

Boosts lawn growth rapidly.
Safe around kids and pets.
Long lasting nourishment.

Main Highlights

GREEN UP ANY LAWN - Fast acting lawn feed that's packed full of the nutrients your lawn needs to grow thicker and greener. Nitrogen, potassium, phosphorus, calcium and magnesium for lush looking grass
SAFE FOR GARDENS - Our lawn feed designed with safety in mind. Simply follow the instructions and it can be safely applied in family gardens enjoyed by homeowners and pets.
FEEDS GRASS UP TO 90 DAYS - Fast and slow release fertilizer granules that offer a quick hit of nitrogen to green up the lawn whilst slow release granules continue to feed up to 12 weeks
NO BROWN STAINS - No brown rust stains on your hard surfaces! Take care of your patios and decking without worrying about hard to remove rust stains.
MADE IN THE UK - Manufactured in the UK our products are tailored to green up your grass for an amazing looking lawn

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Garden Lawncare Guy

Dark Green Lawn Fertiliser - High in Nitrogen Greens Grass Fast - Feeds up to 90 Days - Child and Pet Friendly - Garden Lawncare Guy

Boosts lawn growth rapidly.
Safe around kids and pets.
Long lasting nourishment.

Main Highlights

GREEN UP ANY LAWN - Fast acting lawn feed that's packed full of the nutrients your lawn needs to grow thicker and greener. Nitrogen, potassium, phosphorus, calcium and magnesium for lush looking grass
SAFE FOR GARDENS - Our lawn feed designed with safety in mind. Simply follow the instructions and it can be safely applied in family gardens enjoyed by homeowners and pets.
FEEDS GRASS UP TO 90 DAYS - Fast and slow release fertilizer granules that offer a quick hit of nitrogen to green up the lawn whilst slow release granules continue to feed up to 12 weeks
NO BROWN STAINS - No brown rust stains on your hard surfaces! Take care of your patios and decking without worrying about hard to remove rust stains.
MADE IN THE UK - Manufactured in the UK our products are tailored to green up your grass for an amazing looking lawn

We scanned 534 products

We reviewed these offers relevant to the Grass Fertiliser within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Nutrigrow, A1Lawn, Miracle-Gro, Westland, Elixir Gardens, Garden Lawncare Guy, Pro-Kleen, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Grass Fertiliser in the market, we considered we took a deep dive into 2671 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Nutrigrow Spring Lawn Fertiliser Blended 9-7-7 20kg. We love many things about this product by Nutrigrow. What sets it apart from the competition is Longevity lasts for 6 weeks, Response seen in 7 days, Ensures even quality growth.
The best value product for most shoppers and where user satisfaction is continuously the highest is A1 Lawn, Ultimate Spring Summer Lawn Fertiliser - Revitalizes Grass, High Nitrogen 10-4-4, DEFRA Certified, 10kg by A1Lawn based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Grass Fertiliser and the best cost-to-value ratio is Miracle-Gro Complete 4 in 1 Lawn Food, 400 m² bag, Lawn Food, Weed & Moss Controlat Miracle-Gro with a 26% discount.
Our list of the best Grass Fertiliser is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.