WhichOne › DIY store & garden › plant › fertiliser › lawn fertiliser

The best lawn fertilisers in comparison

Guaranteed independent and reliable
Millions of satisfied users every year
Last updated on 02.07.2025

Filter

Sort

Filter:Brand:Reduced items only:

Best choice

Miracle-Gro Water Soluble Lawn Food, 1 kg

Miracle-Gro

60% off

free shipping

9,9

Offer ends in:

02Days

03hours

17minutes

38seconds

Check price

Show on Amazon

show more show less

Features

Note- Packaging May Vary
Easy to apply using the Miracle-Gro Feeder or mixing in a watering can

£ 4.39

£ 6.31

£ 8.73

Westland Safelawn 80m2 Box

25% off

free shipping

9,8

Offer ends in:

04Days

16hours

17minutes

37seconds

Check price

Show on Amazon

show more show less

Features

Safe to use around children and pets
Greener and strong lawn results
Helps prevent weeds and moss

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

free shipping

9,8

Check price

Show on Amazon

show more show less

Features

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 is designed with safety in mind and does not require toxic warning pictograms. Simply follow the instruction and it can be safely applied in gardens enjoyed by children and pets.
MADE IN THE UK - Manufactured in the UK our products are tailored to green up your grass for an amazing looking lawn

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

free shipping

9,7

Check price

Show on Amazon

show more show less

Features

Greens lawns in 24 hours under normal growing conditions
Coverage of up to 100 m sq
Attach to a hose to feed and water the lawn at the same time

Recommendation

Richard Jackson Flower Power Premium Lawn Magic, Lawn Feed for Gardens, Greens the Grass & Strengthens the Roots (5L)

Flower Power

free shipping

9,7

Check price

Show on Amazon

show more show less

Features

PROFESSIONAL INSPIRED FORMULA Lawn Magic can be used all year round as long as the ground temperature is above 5 C. No need to buy any other specialist feeds for different seasons
FROM RICHARD JACKSON S GARDEN Contains added seaweed extract for bio-stimulant benefits and natural sugars to build disease resistance. The professional secret of green, healthy, great looking lawns
UNIQUE DOUBLE ACTION Lawn Magic does two jobs in one. It greens the grass and strengthens the roots. It s the lawn feed used and trusted for many years by the professionals

Pro-Kleen Lawn Tonic Liquid Iron Sulphate Quality Ferrous Conditioner, Fertiliser, Grass Greener, Turf Hardener | Long-Lasting for a Healthier Looking Garden | Helps Prevent Lawn Disease (5 Litres)

Pro-Kleen

6% off

free shipping

9,7

Offer ends in:

10Days

16hours

17minutes

38seconds

Check price

Show on Amazon

show more show less

Features

Our super concentrate liquid lawn tonic rich in sulphate of iron and extract of seaweed, this lawn tonic encourages strong, healthy grass, Grass will be greener and produce a healthy dense sward, Pro Kleen lawn tonic improves the appearance and quality of lawns. It is also highly effective in turf hardening.
Transforming your grass has never been easier. With our Lawn Tonic you can turn your dull and dying grass into strong and green grass in no time!
Our thoroughly revised, tried and tested formula even helps to prevent lawn disease with its turf hardening qualities. On the back of the bottle are easy to follow instructions. Simply mix the suggested dosage with water and apply to your lawn with a pump sprayer or a watering can and wait for results to appear. It's that easy!
Pro-Kleen Lawn Tonic is extremely easy to use! Simply mix the suggested dosage with water and using a pump sprayer or a watering can, apply it to the grass that you wish to treat
After it has applied, simply wait for the results to appear! It really is that easy
PLEASE NOTE Avoid use on hard surfaces to prevent staining

£ 15.93

£ 19.95

£ 23.35

Miracle-Gro THICK'R Lawn Seed, Fertilliser & Soil Improver Fertiliser, Brown

6% off

free shipping

9,6

Check price

Show on Amazon

show more show less

Features

Recyclable packaging, contains 40 percent recycled plastic
100 percent Natural Formula - Child & Pet Friendly
Feeds you lawn for 3 months

Miracle-Gro EverGreen Premium Plus Autumn & Spring Lawn Food 2 kg - 100 m2, Green

6% off

free shipping

9,6

Check price

Show on Amazon

show more show less

Features

Children and pets need not be excluded from treated areas when applied according to the label instructions
Wash hands after use or before eating and drinking
Wait at least 6 weeks after seeding or turfing new lawn areas before use; Do not re-seed or turf for at least 6 weeks after application; Re-apply in 3 months if needed. Do not over apply

Phostrogen Organic Lawn Food, 3.5kg - Long Lasting Balanced Organic Feed - Thicker, Greener Lawn - Growing & Autumn Season, Green

free shipping

9,5

Check price

Show on Amazon

show more show less

Features

SOIL IMPROVEMENT This Balanced Feed Also Helps To Improve Soil Quality
SEASONAL A Long Lasting Feed Which Can Be Used Throughout The Growing Season, As Well As An Autumn Feed
SUITABLE FOR Can Be Used For All Lawn Types, Including Young Lawns
ORGANIC Certified For Organic Gardening By The Organic Farmers And Growers Association (OF&G)

Greenforce G21086 Green Force Lawn Feed Weed Moss Killer 400m2 Fertilizer, Grey, 30.0 cm*21.0 cm*11.0 cm

free shipping

9,5

Check price

Show on Amazon

show more show less

Features

Kills & Controls Moss
400m2 Size, equivalent to 1.5 tennis courts
Lasts up to 6 weeks

This ranking is created through algorithmic analysis of millions of products tailored specifically to your search. We aim to find the most suitable product for you based on manufacturer information and price. The ranking reflects our opinion and should serve as a good starting point for your purchase. We would like to point out that we have not tested the products ourselves and link to selected online shops and partners from which we may receive compensation.

You might also be interested in these lawn fertilisers.

Pronto Seed Premium Grass Seed 7 kg - Fast Growing, Hard-Wearing - Covers 420m² for Lawns & Overseeding - DEFRA Approved & Tailored for UK Climate (7kg)

LIGHTNING FAST RESULTS Watch your lawn transform in just 7-14 days with this super-speedy grass seed. While other seeds keep you waiting, this mix jumpstarts growth for a lush, green lawn.

free shipping

Check price

Westland Aftercut AIO LFWMK 80m2+25% EF Box UK, Brown

Creates a stronger lawn

~~£ 11.38~~ free shipping

Check price

Miracle-Gro All Purpose Water Soluble Plant Food Tub, 2 kg, Brown

The number one selling plant food, trusted by gardeners nationwide that grows plants twice as big as unfed plants

~~£ 15.99~~ free shipping

Check price

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

Versatile application rates, as low as 35g sq.m enabling one bag to cover 570sq.m making them very economical.

free shipping

Check price

Elixir Gardens Spring & Summer 9-7-7 | Treats 712 sq.m | Granular Lawn Fertiliser/Turf & Grass Feed/Food | 25kg Bag

N.P.K 9-7-7 granular lawn and turf fertiliser.

free shipping

Check price

Westland Ultra Green 80m2 Box

Improves lawn health

free shipping

Check price

Maxicrop 86600259 Moss Killer & Lawn Tonic, 2.5L - Fast Acting 2-in-1 Moss Killer and Lawn Re-Growth Tonic - with Natural Seaweed Extract - Improves Lawn Health and Strong Rooting - Garden Care

KILLS MOSS Fast acting moss killer that blackens moss within a matter of hours

~~£ 20.46~~ free shipping

Check price

25kg SPRING AND SUMMER PROFESSIONAL LAWN TREATMENT FEED GRASS FERTILISER

For use anytime between beginning of spring and end of summer

free shipping

Check price

Professional Summer Lawn Fertiliser - Summer Boost Pro - [12:0:12] High Nitrogen Lawn Feed : Professional Grade Pet Friendly Fertilizer - Long lasting - Feeds up to 100m2 for 3 months

EASY TO APPLY GRANULES Designed for home use, Summer Boost Pro features fine 1-2mm granules for easy, even spreading. Achieve professional-quality results without the fuss just apply and relax.

free shipping

Check price

A1 Lawn Ultimate Spring Summer Lawn Fertiliser, 20kg (560m2) – 10-4-4 Nitrogen-Rich Lawn Feed with Potassium & Phosphorus to Boost Lawn Growth After Colder Months – UK Professional Grade

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.

Check price

envii SeaFeed Xtra – Organic Seaweed Fertiliser, Liquid Outdoor Plant Food Ideal for all Plants, Lawns, Gardens and House Plants, Rich in Additional Nutrients - 1 Litre Makes up to 500L

Boosts Plant Growth & Crop Yields - Natural Seaweed fertiliser that enhances strong & healthy plant growth, promotes lush foliage, and increases crop yields for thriving plants.

Check price

Greenforce P21028A Fertilizer Weed Moss Killer, Greens Lawn, Grey, 26.5 cm*16.0 cm*8.0 cm (Package may vary)

Lawn weed killer and moss killer Fertilizes and Greens grass quickly

free shipping

Only:

88hrs

17min

38sec

Check price

The best lawn fertilisers in comparison

Guaranteed independent and reliable

Features

Features

Features

Features

Features

Features

Features

Features

Features

Features

You might also be interested in these lawn fertilisers.

Our offer