Liquid fertilisers in comparison
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Last updated on 13.11.2026
1

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
envii
free shipping
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9,9
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2

MULTI-MITE 100% Natural Liquid Seaweed Fertiliser 10 Litre Plant Feed Concentrate Biostimulant for Gardens Lawns Vegetables Trees Roses Shrubs Herbs Fruit and House Plants Natural Liquid Seaweed
Multi-Mite
free shipping
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9,8
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3

Maxicrop Seaweed Plant Growth Stimulant 2.5L for Strong Roots & Growth
Maxicrop
27% off
To the product (1 offer)
9,8
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4

Westland Boost All Purpose Liquid Plant Food 3L
Westland
free shipping
To the product (1 offer)
9,7
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5

Miracle-Gro All Purpose Concentrate Liquid Plant Food 2.5L
Miracle-Gro
free shipping
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9,6
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6

2 X Doff 1L Liquid Seaweed Concentrated Multi-Purpose Feed
Doff
free shipping
To the product (1 offer)
9,6
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7

Olive Focus Liquid Concentrated Fertiliser 1 Litre | Formulated for olives in containers, greenhouses or conservatories, dilute 10ml in 1 litre of water
Growth Technology
free shipping
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9,6
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8

Liquid Seaweed Fertiliser 5L – Organic Plant Food for All Plants, Lawns & Vegetables – Boosts Growth, Stronger Roots & Healthier Plants – Highly Concentrated (Makes Up To 1,000L)
Generic
free shipping
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9,5
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9

5L All Purpose Concentrated Liquid Plant Feed Promotes Growth & Soil Vitality Flowers, Shrubs, Fruit & Vegetables (1)
STORM TRADING GROUP
free shipping
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9,4
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10

Elixir Garden High Nitrogen Concentrated Fertiliser 500ml Bottle | High Nitrogen Plant Fertiliser for Lawns & Leafy Vegetables | Concentrated 500ml Bottle
Elixir Gardens
free shipping
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9,4
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You might also be interested in these liquid fertilisers.

Pro-Kleen Organic Liquid Seaweed Fertiliser 5L - Ascophyllum Seaweed Extract for Grass, Vegetables, Fruit, Flowers, Shrubs, Lawns & Trees - Concentrated Formula - Provides up to 500 Treatments
Organic Seaweed Fertiliser for Stronger Plant Growth: Boost plant health naturally with a powerful liquid seaweed fertiliser designed to support rapid, healthy growth across your garden 100% Natural & Organic Formula: Made from pure seaweed, delivering essential nutrients without harsh chemicals—perfect for eco-conscious gardening Promotes Faster Growth & Higher Yields: Specially formulated to stimulate root development, flowering, and overall plant vitality for thriving crops and lush greenery Enhances Nutrient Absorption & Moisture Retention: Rich in natural compounds like polysaccharides and fatty acids to help plants absorb nutrients more efficiently and retain moisture Improves Plant Stress Resistance: Strengthens plants against environmental stress, helping them withstand drought, transplant shock, and poor soil conditions Multi-Purpose Plant Feed: Ideal for use on vegetables, fruit, flowers, lawns, shrubs, trees, and soil—one solution for your entire garden Enriched with Amino Acids & Essential Minerals: Contains amino acids, trace elements, and iron to support root growth, greener leaves, and stronger plant structure Boosts Root Development & Flowering: Encourages deeper root systems and more abundant blooms for healthier, more productive plants Highly Concentrated & Cost-Effective: One 5L bottle delivers up to 500 treatments, offering long-lasting value and excellent garden coverage Easy-to-Use Liquid Fertiliser: Simple dilution and application make it perfect for both beginner and experienced gardeners looking for professional results
£ 23.76
free shipping
To the product (2 offers)

Vitax Organic Strawberry Feed Liquid Fertiliser,
Provides a steady supply of natural nutrients
£ 9.04
free shipping
To the product (5 offers)

ALGA-SOL Cold Press Concentrate Seaweed Extract Ascophyllum Seaweed Extract 5Ltr Biostimulant Fertiliser Fertilizer Seaweed Plant Feed Organic Fertiliser Fertilizer
Balanced pH: ALGA-SOL Seaweed Extract contains a balanced pH of around 5-6, making it ideal for all applications. Many seaweeds on the market are high in pH due to their chemical extraction. The dangers of using an alkaline based seaweed extract include the onset of diseases such as scab in potatoes.
£ 19.99
free shipping
To the product (1 offer)

MARPHYL Organic Liquid Plant Food, All-Purpose Fertilizer & Soil Enhancer | Nourishes indoor & outdoor plants while supporting healthy growth, strong roots, vibrant foliage and soil quality.
MARINE PHYTOPLANKTON PLANT FOOD: Organic liquid fertilizer made with nutrient-rich marine phytoplankton to nourish plants and soil.
£ 12.66
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Garden Plant Food Fertiliser Bulk Buy - Pack of 2x800ml All Purpose Plant Feed Concentrated Liquids with Topline Card. Child & Pet Friendly Garden Fertilizer for Outdoor & Indoor House Plants
Elevate your gardening experience with the Plant Food Bundle, designed to nourish your plants from root to tip.
£ 12.74
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Growlands Indoor House Plant Food - 300 ml - Indoor Plant Liquid Spray Fertilizer - With Seaweed Extract - Designed For Use on All Plants - Ready to Use Mist Spray
Ready-to-use foliar mist spray.
£ 12.99
free shipping
To the product (1 offer)

GREEN24 Bamboo Liquid Fertilizer HighTech NPK for bamboos and grasses, root/foliar - Professional Plant Food
New Liquid Fertilizer for: Bamboo, Grasses, Phyllostachys, Semiarundinaria, Fargesia, Miscanthus
£ 12.95
free shipping
To the product (2 offers)

PowerGrow G60083 Liquid Tomato Plant Food Nutrient Packed Fertiliser for Healthy Tomato Plants, Red
Produces top quality, full flavoured tomatoes
£ 14.37
free shipping
To the product (2 offers)

Richard Jackson Flower Power Lawn Magic Premium Lawn Feed 5L, Double Action Formula for Greener Grass and Stronger Roots
PROVEN RESULTS: Double action formula greens grass and strengthens roots for a healthier, more resilient lawn
£ 28.05
To the product (3 offers)

SA Approved Organic Fertiliser for Natural Growers (2L) Concentrated Liquid Plant Food, Organic, Vegan & Biodynamic Garden Feed for Strong Growth, Healthier Plants and Higher Yields.
CERTIFIED ORGANIC, VEGAN & BIODYNAMIC PLANT FEED - Approved by leading certification bodies, ensuring clean, sustainable and trusted plant nutrition.
£ 19.99
free shipping
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API Leaf Zone Plant Fertilizer for Freshwater Aquariums, 473 ml Bottle
Contains one (1) API LEAF ZONE Freshwater Aquarium Plant Fertilizer 473 ml Bottle Promotes strong, hardy and colourful leaves and prevents yellow, decaying leaves Contains essential nutrients including chelated iron and potassium Formulated for rapid absorption in freshwater aquarium plants Use for weekly monitoring and when water or fish problems appear
£ 9.81
free shipping
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AquaDesign PLANT+ 500ML Aquarium Plant "all in one" Complete Liquid Fertiliser
Adds essential nutrients for healthy plant growth Safe for all fish and inverts (including shrimp) Suitable for all species of aquarium plants.
£ 10.99
free shipping
To the product (1 offer)