high nitrogen fertiliser comparison - September 2026

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Last updated on 05.09.2026

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Dark Green Lawn Feed, Spring/Summer Grass Fertiliser 1.25kg | Fast Acting, Long Lasting, Easy Spread Granules, Garden Lawncare Guy

Garden Lawncare Guy

free shipping

To the product (1 offer)

9,9

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MARPHYL All-Purpose Plant Food – Organic Nutrient-Rich Fertilizer & Soil Enhancer for Indoor & Outdoor Flowers, Vegetables, Succulents, Bamboo & Hydroponics

MARPHYL

free shipping

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9,8

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A1 Lawn Spring Summer Fertiliser, 10-4-4 NPK, High Nitrogen | 10kg, DEFRA Regulated, Revitalizes Grass, Feeds & Greens the Lawn, Easy to Apply, UK Made Granula Formula

A1Lawn

free shipping

To the product (1 offer)

9,7

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CANNA Nitrogen Mono 1L

CANNA

free shipping

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9,6

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Elixir Garden High Nitrogen Concentrated Fertiliser 500ml Bottle | High Nitrogen Plant Fertiliser for Lawns & Leafy Vegetables | Concentrated 500ml Bottle

Elixir Gardens

free shipping

To the product (1 offer)

9,6

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Grow Chem Fish Blood & Bone Fertiliser (1KG Bucket) All Purpose Plant Food | Easy-Apply, Natural Plant Food and Soil Activator, Blood Fish and Bone Meal Fertiliser for Healthy Flowers, Produce & Lawns

Grow Chem

free shipping

To the product (1 offer)

9,6

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Vitax Vitafeed Vegetable & Leafy Plant Feed Soluble Fertiliser,

Vitax Ltd

free shipping

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9,5

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GREEN24 Bamboo Liquid Fertilizer HighTech NPK for bamboos and grasses, root/foliar - Professional Plant Food

GREEN24

free shipping

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9,4

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Maxicrop Organic Vegetable Feed 1L Seaweed Fertiliser for Healthy Harvests

Maxicrop

21% off

free shipping

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9,4

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Envii Allgrow, Organic Multipurpose Fertiliser Plant Feed, Liquid Outdoor Plant Food, Perfect for Flowers & Plants - 1 Litre Makes 330 Litres

envii

13% off

free shipping

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9,4

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12% off

NPK 16-5-25 + 3.4Mg Water Soluble Premium Fertiliser Nitrogen Potassium Topping (500g)

Generic

£ 8.75 free shipping

To the product (1 offer)

High Nitrogen Lawn Fertiliser NPK 25‑0‑0 + 2MgO | Red Thread Recovery & Deep Green Colour | Premium Grass Fertiliser by STRIKING LAWNS

STRIKING LAWNS

£ 21.99 free shipping

To the product (1 offer)

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

Pro-Kleen

£ 11.95 free shipping

To the product (7 offers)

Direct Chems Water Soluble Urea Prills – 1kg – 46% Nitrogen Fertiliser – Lawn Greener & Vegetable Growth Booster – Fast-Acting Feed

DIRECTCHEMS

£ 8.98 free shipping

To the product (2 offers)

Nitrogen Fertilizer Urea 5kg – High Yield & Enhanced Plant Resistance

TRANS - PAL

£ 19.99 free shipping

To the product (1 offer)

14% off

Dunnet Tools Liquid Plant Feed 5L – All Purpose Plant Food & Fertiliser for Indoor & Outdoor Plants, Flowers, Fruit & Vegetables – Concentrated Liquid Feed for Houseplants & Garden Plants

Dunnet Tools

£ 11.99 free shipping

To the product (1 offer)

Thompson & Morgan Ltd Incredigrow Season Starter High Nitrogen Plant Fertiliser, 500G

Incredigrow

£ 8.99 free shipping

To the product (2 offers)

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

Nutrigrow

£ 44.99 free shipping

To the product (1 offer)

ClearOFF Nitropril™ 46-0-0 Slow Release Nitrogen Fertiliser TOP DRESSING or WATER SOLUBLE Prills Form. Grass Lawn Shrub Tree Plant Foliage BOOST 400g

ClearOFF

£ 17.99 free shipping

To the product (1 offer)

Jarder 6 Month NPK Lawn Fertiliser 2.5kg - Effects Last 6 Months - Can be Applied Any Time in the Year - 28% Rich Nitrogen Content - 100m2 Coverage

Jarder

£ 18.95 free shipping

To the product (1 offer)

ZOPPER 2 x Citrus Plant Feed Summer 200g High Nitrogen Soluble Powdered Fertilizer For Citrus Plants Promote Strong & Healthy Growth and Improve Fruiting.

ZOPPER

£ 16.98 free shipping

To the product (1 offer)

Vitax Buxus Feed Liquid 1L | Specialist Plant Food for Boxwood & Ilex Crenata | High Nitrogen & Magnesium for Glossy Dark Green Foliage | Fast Acting Disease Resistance Booster | Makes 50 Watering Can

caprican

£ 8.99 free shipping

To the product (4 offers)

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