Good day to sow?

Check weather and soil conditions for your area.

Find the best time to sow grass seed using live local weather and soil condition data. Check factors such as soil temperature, rainfall and frost risk to help give your seed the best chance of successful germination and establishment.
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Transform Your Lawn with Premium Grass Seed

Explore expertly blended, eco-conscious seed mixes for every lawn. Order by noon for FREE next working day delivery. UK-grown seed used whenever possible.
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Value Grass Seed

Reliable, affordable grass seed for lawns.

Our Value Grass Seed is a reliable, affordable blend of perennial ryegrass and red fescue – quick to germinate, hard-wearing, and ideal for all lawns and landscaping projects.
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Bring Your Landscape to Life with Wildflowers

Native-rich mixes designed for UK soils, seasons and pollinators.

Explore native wildflower mixes featuring species like oxeye daisy and yarrow, alongside vibrant favourites such as poppies and cornflowers. Available as 100% wildflower or blended with grass seed, with options for clay, chalk and acidic soils – ideal for gardens, parks and verges.
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Shop best sellers

Shop our top-selling grass seed blends, expertly chosen for diverse gardening needs. Tailored for different soil and situations, find your perfect match for a vibrant, resilient lawn.

Bestseller
Close up of grass in a garden
Hard Wearing Grass Seed
from £18.99
Bestseller
Wet Soils & Clay Grass Seed
from £47.00
Grass with a patch of dead grass on it
Lawn Repair & Renovation Grass Seed
from £44.00
Excellent Value
Lawn covered in green grass
Value Grass Seed
£21.00 from £18.99 Save £2.01

Why choose Grass Seed Online?

High-Quality Seeds

At Grass Seed Online, we only sell the highest quality grass seed mixes. Each of our products has been specifically designed to meet different environmental circumstances and growing requirements.

Grown in the UK

Wherever possible, we prioritise UK-grown grass seed to reduce transport distances and environmental impact, while supporting British farmers.

Germination Tested

All our grass seed is germination tested. This ensures that with the correct care and suitable growing conditions, you can be confident that your grass seed will perform the way it is meant to.

Next Working Day Delivery

We offer a FREE next working day delivery service to standard mainland UK locations on orders that are placed before noon. Products that are available for next working day delivery are all marked as ‘available for next working day delivery’.

Environmentally Friendly

Wherever possible, we prioritise UK-grown grass seed to reduce transport distances and environmental impact, while supporting British farmers.

Trusted Supplier

We are a trusted UK supplier. Whether you are a landscaper, local authority or a homeowner, you can put your trust in Grass Seed Online. Any questions? Not a problem, give us a call on 0800 059 9918 or email contact@grassseedonline.co.uk.

Shop by category

Explore our wide range of grass and lawn seed mixtures, perfect for your garden or home lawn, all at competitive prices. We offer a variety of grass seeds for every need. Additionally, discover our lawn fertilisers and grass seed & fertiliser spreaders.

Lawn & Landscaping
Lawn & Landscaping
Specialist Landscaping
Specialist Landscaping
Annual ryegrass is widely used in hard wearing grass seed mixtures that are sown in periods of cold weather.
Sports Grass Seed
Paddock Grass Seed
Paddock Grass Seed
UK Native Wildflower Seed Mixtures
Wildflower Seed Mixes
Grass Seeding Spreader in Action. Creating New Backyard Lawn.
Spreaders
A seed and fertilizer spreader sitting out on a lawn
Lawn Fertilisers
Grass Seed
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Let customers speak for us

from 361 reviews
My patchy lawn now looks great thanks to your

My patchy lawn now looks great thanks to your grass seed

Richard Kingston
Grass seed

Very good

Anonymous
Grass seed

Excellent seed, delivered next day, now green and growing

AW
Great Seed

Seed has grown well. Good healthy grass. Germinated well within a week. Very happy

Anonymous
It surprised me the grass seed came up within 3 weeks

It surprised me the grass seed came up within 3 weeks, must buy some more in spring

Barry Goss
Seemed to give a better start to grass seed than another lawn at the front of our house where this

Seemed to give a better start to grass seed than another lawn at the front of our house where this had not been applied.

Anonymous
Other seeds from other providers had disappointed

Other seeds from other providers had disappointed. Whereas these seeds really did the job.

Stephen Wemyss
Hard Wearing grass seed

Excellent quality and delivery next day. Germination in about 2 weeks even after sowing mud October

Anonymous
Grass seed germinated within a week

Grass seed germinated within a week. Rich green colour. Really impressed

Robert Brown
Good prompt delivery

Good prompt delivery, sowed the seed four weeks ago and already have a good healthy green layer of grass.

Anthony Thompson
An excellent product

An excellent product, the lawn recovery is remarkable

Derwent Campbell
The seed has germinated well now 2 weeks after sowing

The seed has germinated well now 2 weeks after sowing. A bit later in the year than I would have liked but the weather has been mild.

Anonymous
We now have a lawn

We now have a lawn, lets hope it is ok in the summer sun

Anonymous
Good seed, but took its time to germinate

Good seed , when it did come through almost 10 days

Anonymous
Delivery was quick and seed grew veery

Delivery was quick and seed grew veery well!

Ian Dedman

What customers think about the store

Store offers fast delivery and quality grass seed with excellent germination rates. Customers praise quick sprouting (7-14 days), helpful customer service, and responsive support. Products work well across various soil conditions. Some reports of patchy growth...

AI-generated from customer reviews.

Delivery Germination Lawn Seed

Grass Seed Help & Advice

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How to Level a Lumpy Lawn
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Why Buying Grass Seed from Grass Seed Online Can Give You a Better Lawn
Perennial Ryegrass Has Changed. Has Your Advice?
Perennial Ryegrass Has Changed. Has Your Advice?