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Grass Fertiliser Comparison - August 2025

7 Best Grass Fertiliser In the UK

Last Updated - 22/08/2025

Advertising Disclosure

Our Score

To Amazon

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Model

A1 Lawn Ultimate Spring Summer Lawn Fertiliser, 10kg (280m2) – 10-4-4 Nitrogen-Rich Lawn Feed with Potassium & Phosphorus to Boost Lawn Growth After Colder Months – UK Professional Grade

Model

Miracle-Gro Water Soluble Lawn Food 2kg

Model

Westland SafeLawn Child and Pet Friendly Natural Lawn Feed 400 m2, Green, 14 kg

Model

Miracle-Gro Evergreen Complete 4-in-1 Lawn Food - 200 m2, Lawn Food, Weed & Moss Control, Yellow

Model

Miracle-Gro EverGreen Fast Green Spray & Feed, Liquid Lawn Food, 1 Litre

Model

Miracle-Gro Evergreen Complete 4 in 1 Lawn Food - 360 m2, 12.6 kg, Lawn Food, Weed & Moss Control

Model

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

Brand

A1Lawn

Brand

Miracle-Gro

Brand

Westland

Brand

Miracle-Gro

Brand

Miracle-Gro

Brand

Miracle-Gro

Brand

Garden Lawncare Guy

Reviews

1,474 reviews

Reviews

11,778 reviews

Reviews

11,030 reviews

Reviews

10,358 reviews

Reviews

6,502 reviews

Reviews

6,142 reviews

Reviews

1,954 reviews

Features

Simple to use

9.9

Simple to use

9.8

Simple to use

9.4

Simple to use

9.4

Simple to use

9.3

Simple to use

9.1

Simple to use

8.4

Easy to use

9.8

Easy to use

9.4

Easy to use

9.1

Easy to use

9.1

Easy to use

9.3

Easy to use

9.1

Easy to use

8.1

Worth the money

9.4

Worth the money

9.4

Worth the money

9.4

Worth the money

8.6

Worth the money

8.9

Worth the money

8.6

Worth the money

7.7

Tech Specs

product dimensions

55 x 42 x 30 cm 10 kg

product dimensions

16.1 x 23.4 x 13.6 cm 2.18 kg

product dimensions

65 x 38 x 11 cm 14 kg

product dimensions

42 x 30 x 6 cm 7.21 kg

product dimensions

5.5 x 14 x 28.6 cm 1.43 kg

product dimensions

38 x 52 x 10 cm 12.67 kg

product dimensions

9 x 22 x 32.2 cm 2.55 kg

customer reviews

4.6 4.6 out of 5 stars 737 ratings 4.6 out of 5 stars

customer reviews

4.5 4.5 out of 5 stars 5, 889 ratings 4.5 out of 5 stars

customer reviews

4.3 4.3 out of 5 stars 5, 515 ratings 4.3 out of 5 stars

customer reviews

4.4 4.4 out of 5 stars 5, 179 ratings 4.4 out of 5 stars

customer reviews

4.4 4.4 out of 5 stars 3, 251 ratings 4.4 out of 5 stars

customer reviews

4.4 4.4 out of 5 stars 3, 071 ratings 4.4 out of 5 stars

customer reviews

4.4 4.4 out of 5 stars 977 ratings 4.4 out of 5 stars

item display length

16.1 centimetres

item display length

65 centimetres

item display length

5.5 centimetres

item display length

38 centimetres

item display length

item display weight

2.18 Kilograms

item display weight

14 Kilograms

item display weight

1.14 Kilograms

item display weight

12.67 Kilograms

item display weight

item display width

23.4 centimetres

item display width

38 centimetres

item display width

14 centimetres

item display width

52 centimetres

item display width

item display height

13.6 centimetres

item display height

11 centimetres

item display height

28.6 centimetres

item display height

10 centimetres

item display height

material type

10 Nitrogen

material type

Fertiliser

material type

Plastic

material type

Available On

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Our Top 3 Picks

Here are the top 3 recommended products with more information to help you find the right product for you

9.7
1

A1Lawn
A1 Lawn Ultimate Spring Summer Lawn Fertiliser, 10kg (280m2) – 10-4-4 Nitrogen-Rich Lawn Feed with Potassium & Phosphorus to Boost Lawn Growth After Colder Months – UK Professional Grade

9.9 Simple to use

9.8 Easy to use

9.4 worth the money

Why we love it

Promotes lush green growth.

Designed for UK weather.

Simple application, no mixing.
Main highlights

SPRING / SUMMER LAWN TREATMENT – Our in season ultimate fertiliser feeds your grass with all the nutrients to boost your lawn back to life after winter, plus keep it lush & healthy throughout the drier warmer months. We only use specific premium homogeneous granular products & is rigorously tested to guarantee the highest quality. Easy application, no mixing.
SPRING / SUMMER LAWN TREATMENT – Our in season ultimate fertiliser feeds your grass with all the nutrients to boost your lawn back to life after winter, plus keep it lush & healthy throughout the drier warmer months. We only use specific premium homogeneous granular products & is rigorously tested to guarantee the highest quality. Easy application, no mixing.
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.
NITROGEN RICH GRASS FERTILISER – The high nitrogen content (NPK 10-4-4) of our lawn feed will improve your grass’ lush green leafy growth during Spring & Summer. The Phosphorus aids healthy grass roots & shoots whilst the Potassium gives a strong, hardy & more durable grass, to give you an all year round great looking lawn.
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 March, April, May, June, July & August. Apply when showers are predicted or water in well.
ADDED NUTRIENTS - The added iron helps to ‘green up’ your lawn. The magnesium makes photosynthesis more efficient, turning more sunlight to energy & making the grass more green and lush. The seaweed adds essential minerals & breaks down the soil which helps to release more nutrient content.
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9.6
2

Miracle-Gro
21% Off

Miracle-Gro Water Soluble Lawn Food 2kg

9.8 Simple to use

9.4 Easy to use

9.4 worth the money

Why we love it

Faster growth

More nutrients

Less risk of scorching
Main highlights

Use from March to October
Richer, greener lawn in 5 days
Easy to apply using the Miracle-Gro Feeder or mixing in a watering can
Dissolved nutrients lowers the risk of scorching
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9.5
3

Westland
21% Off

Westland SafeLawn Child and Pet Friendly Natural Lawn Feed 400 m2, Green, 14 kg

9.4 Simple to use

9.4 worth the money

9.1 Easy to use

Why we love it

Safe for children and pets to be around

Fertiliser and seed combo helps create a lusher lawn

Only natural ingredients are used
Main highlights

With SafeLawn children and pets need not be excluded from treated areas
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)
The grass seed will germinate to fill gaps and help create a lusher, thicker lawn; as the grass becomes stronger it will start to outcompete weed and moss
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Our ranking system

The TopChoice.co.uk Team selects top-of-the-line items from a wide selection and conducts rigorous evaluations on almost all the products available on the internet. We rank each product based on how well it matches our criteria.
We can ensure that the product is well-tested with the help of our expertise, experts, and artificial intelligence technology. TopChoice.co.uk requires consistent care for the products we review, ensuring that our assessments are always accurate and up to date.

Features

Our team of experts analyzes key attributes, capabilities, significance, and many more depending on the type of product to determine its effectiveness.

Consumer Reviews

We ensure an evaluation of the ratings using references all over the internet for each product. With the help of our AI technology and professional review teams, we give weight to the worth of individual user experiences.

Popularity

Popularity is an important criterion in choosing a product. Several factors contribute to the popularity of the products on our site, including prestige, relevance, reputation, news, and more.

Value for money

TopChoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.

When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.

7 Best Grass Fertiliser In the UK

Our Score

To Amazon

Model

Brand

Reviews

Features

Simple to use

Easy to use

Worth the money

Tech Specs

product dimensions

customer reviews

item display length

item display weight

item display width

item display height

material type

Available On

Our Top 3 Picks

A1 Lawn Ultimate Spring Summer Lawn Fertiliser, 10kg (280m2) – 10-4-4 Nitrogen-Rich Lawn Feed with Potassium & Phosphorus to Boost Lawn Growth After Colder Months – UK Professional Grade

Why we love it

Miracle-Gro Water Soluble Lawn Food 2kg

Why we love it

Westland SafeLawn Child and Pet Friendly Natural Lawn Feed 400 m2, Green, 14 kg

Why we love it

Our ranking system

Features

Consumer Reviews

Popularity

Value for money

Value for money

Related deals you might like for grass fertiliser

Miracle-Gro EverGreen Premium Plus Thick & Green Lawn Food - 100 m2

Miracle-Gro Complete 4-in-1 Lawn treatment, up to 80 m2, Yellow

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)

7 Best Grass Fertiliser In the UK

grass fertiliser comparison

Our Score

To Amazon

Model

Brand

Reviews

Features

Simple to use

Easy to use

Worth the money

Tech Specs

product dimensions

customer reviews

item display length

item display weight

item display width

item display height

material type

Available On

Our Top 3 Picks

A1 Lawn Ultimate Spring Summer Lawn Fertiliser, 10kg (280m2) – 10-4-4 Nitrogen-Rich Lawn Feed with Potassium & Phosphorus to Boost Lawn Growth After Colder Months – UK Professional Grade

Why we love it

Miracle-Gro Water Soluble Lawn Food 2kg

Why we love it

Westland SafeLawn Child and Pet Friendly Natural Lawn Feed 400 m2, Green, 14 kg

Why we love it

Our ranking system

Features

Consumer Reviews

Popularity

Value for money

Value for money

Related deals you might like for grass fertiliser

Miracle-Gro EverGreen Premium Plus Thick & Green Lawn Food - 100 m2

Miracle-Gro Complete 4-in-1 Lawn treatment, up to 80 m2, Yellow

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)

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