Best Nitrogen Based Fertilisers Deals Online in the UK (25 Deals Found)

Last Updated - 20/03/2026 Sort By:

Best Choice
Elixir Gardens

New
Elixir Gardens High Nitrogen Liquid Fertiliser All Season For Fruit Flowers and Lawns | Various Sizes 1-10L | Produces 1
Here at Elixir Gardens we supply to many professional growers as well as a range of garden centres, nurseries and landsc

£9.99 £10.99
Elixir Gardens

New
Elixir Gardens High Nitrogen Liquid Fertiliser All Season For Fruit Flowers and Lawns | Various Sizes 1-10L | Produces 1
Here at Elixir Gardens we supply to many professional growers as well as a range of garden centres, nurseries and landsc

£9.99 £10.99
New
General Purpose Compound Base Fertiliser | NPK 5-7.5-10 | Bags & Tubs 500g-25kg
Traditional general purpose fertiliser for fruit, vegetables and flowers. General Purpose Base Fertiliser. For roses, mi

£59.99
Best Value
Elixir Gardens

New
Elixir Gardens High Nitrogen Liquid Fertiliser All Season For Fruit Flowers and Lawns | Various Sizes 1-10L | Produces 1
Here at Elixir Gardens we supply to many professional growers as well as a range of garden centres, nurseries and landsc

£12.99 £14.99
New
Sustain Organic Based Fertiliser - 12-3-3 Blend - 20kg Bag Covers Up to 400sqm
Sustain Organic Based Fertiliser is a 12-3-3 blend in a 20kg bag, designed for outdoor use on lawns during the summer an

£24.99
13% Off
Elixir Gardens

New
Elixir Gardens High Nitrogen Liquid Fertiliser All Season For Fruit Flowers and Lawns | Various Sizes 1-10L | Produces 1
Here at Elixir Gardens we supply to many professional growers as well as a range of garden centres, nurseries and landsc

£12.99 £14.99
Elixir Gardens

New
Elixir Gardens High Nitrogen Liquid Fertiliser All Season For Fruit Flowers and Lawns | Various Sizes 1-10L | Produces 1
Here at Elixir Gardens we supply to many professional growers as well as a range of garden centres, nurseries and landsc

£6.99 £7.49
New
Sustain Organic Based Fertiliser - 12-3-3 Blend - 10kg Bag Covers Up to 200sqm
Sustain Organic Based Fertiliser is a 12-3-3 blend of nitrogen granules/pellets, perfect for outdoor lawn care. This slo

£18.99
Silent Roar

New
Silentroar Silent Roar Nitrogen Based Fertilizer 0.5kg
Silent Roar Cat Repeller 500gm

£9.99 £10.99
New
Sustain Organic Based Fertiliser - 12-3-3 Blend - 5kg Bag Covers Up to 100sqm
Sustain Organic Based Fertiliser is a 12-3-3 blend in a 5kg bag, designed to cover up to 100sqm of outdoor lawn areas. T

£9.99
McMillan

New
VegAzoto 5kg | Plant based nitrogen liquid fertilizer for vegetable and fruit plants, in pots, soil, indoor plants and t
Nitrogen-Rich: VegAzoto is a liquid nitrogen fertiliser of plant origin, it contains nitrogen and potassium for optimal

£29.99
McMillan

New
VegAzoto 1L | Plant based nitrogen liquid fertilizer for vegetable and fruit plants, in pots, soil, indoor plants and te
Nitrogen-Rich: VegAzoto is a liquid nitrogen fertiliser of plant origin, it contains nitrogen and potassium for optimal

£18.99
New
EX4 General Purpose Premium Base Fertiliser (5-7.5-10) | Covers up to 750 sq.m
Elixir Gardens EX4 General Purpose Premium Fertiliser 5-7.5-10 Covers upto 750m². ALL-ROUND BALANCED - A traditional but

£59.99
Elixir Gardens

New
Elixir Garden High Nitrogen Plant Fertiliser for Lawns & Leafy Vegetables | Concentrated 1 Litre Bottle
Here at Elixir Gardens we supply to many professional growers as well as a range of garden centres, nurseries and landsc

£7.69 £7.99
New
Liquid Seaweed Fertiliser 20L – Premium Concentrated Organic Plant Feed UK Made
Organic seaweed fertiliser, liquid seaweed feed, premium kelp extract, natural plant food, 20 litre fertiliser, seaweed

£51.99
Thompson & Morgan

New
Chempak Low Nitrogen Feed Fully Soluble Summer Plant Fertiliser 750g Pack by Thompson and Morgan
Chempak Low Nitrogen Feed - Formula 8 - A plant feed with lower nitrogen content but extra phosphate and potash.

£12.99
New
Genesis Bloom #3 1L Green Air Products Plant Base Nutrient Fertiliser 1 Litre
The Bloom #3 is lower in nitrogen and has higher proportions of phosphorus and potassium. Phosphorus and potassium promo

£21.95
New
Fertilizer based on nettle extract for indoor plants - 1 l
Liquid organic-mineral fertilizer intended for fertilizing pot plants, house plants and green plants. fertilizer made on

£9.50
New
PG MIX Soluble NPK Base Fertiliser 12-4-24+TE - 25kg
In this case use 1 level teaspoon per ltr of water. A handling fee will be deducted to cover admin costs. ZONE 1 - All o

£74.95
New
Viano All Round Plant Food | Plant Based Organic Fertiliser | Allotment Feed 4kg
Viano All Round Plant Food is made entirely of 100% plant based raw materials. It is a slow release fertiliser, lasting

£19.11
New
Miracle Gro Performance Organic Granular Fruit & Vegetable Plant Based Food 1kg
Miracle-Gro Performance Organics Fruit & Veg Plant Food 1KG. High-performance organic granular plant food – grows plants

£10.75
New
Organic Houseplant Focus Liquid Fertiliser 1L Concentrate Strong Healthy Growth
Organic Houseplant Focus Liquid Fertiliser Concentrate 1L. Growth Technology Organic Houseplant Focus is a concentrated,

£16.99
New
Vitax Organic Lawn Feed 1L Concentrate Plant Based for Green Thick Grass
CHEMICAL-FREE LAWN CARE: Made from natural, plant-based ingredients, this organic feed nourishes your lawn without the u

£12.48
New
Mega Crop 1-Part Complete Base Nutrient - Hydroponic and Soil Fertilizer 2kg
Powered by Frooition passionate-seller Mega Crop 1-Part Complete Base Nutrient - Hydroponic and Soil Fertilizer 2kg Item

£37.18
New
Phostrogen Organic Tomato Food 1L Liquid Concentrate Plant Based Feed Healthy

£8.96

25 Nitrogen Based Fertilisers deals are available from: Amazon, eBay stores, starting from £6.99.
The biggest discount we found is 13% on Elixir Gardens High Nitrogen Liquid Fertiliser All Season For Fruit Flowers and Lawns | Various Sizes 1-10L | Produces 1000L of liquid feed | 5 Litre Bottle at Amazon.
The lowest price we found is £6.99 while the highest is £74.95.
Prices for the best Nitrogen Based Fertilisers deals average at £22.82.
Last updated on March 20, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Nitrogen Based Fertilisers.