WhichOne › DIY store & garden › plant › liquid fertilizer for aquarium plant

The best liquid fertilizer for aquarium plants in comparison

Guaranteed independent and reliable
Millions of satisfied users every year
Last updated on 17.07.2025

Filter

Sort

Filter:Brand:Reduced items only:

Best choice

Tetra PlantaMin Universal Fertiliser - liquid iron intensive fertiliser for magnificent and healthy aquatic plants in the aquarium, monthly application, 250 ml

Tetra

36% off

free shipping

9,9

Check price

Show on Amazon

show more show less

Features

Vigorous plant growth is the best algae prevention
Promotes the formation of chlorophyll, thus ensuring rich green leaves

£ 8.61

£ 7.80

£ 12.60

£ 12.60

Recommendation

THE 2HR AQUARIST All-in-one Aquarium Plant Fertilizer APT 3/ Complete (300ml)

THE 2HR AQUARIST

free shipping

9,8

Check price

Show on Amazon

show more show less

Features

-100% Comprehensive macro + micro formula of N, P, K, Iron and Traces in our proprietary Capstone RatioTM
-Specially formulated for demanding planted species and richer colors
-3X savings

API LEAF ZONE Freshwater Aquarium Plant Fertilizer 237 ml Bottle

API

9,7

Check price

Show on Amazon

show more show less

Features

Promotes strong, hardy and colourful leaves and prevents yellow, decaying leaves
Formulated for rapid absorption in freshwater aquarium plants
Use for weekly monitoring and when water or fish problems appear

£ 7.87

£ 10.70

TNC Lite - Aquarium plant food/Aquatic fertiliser WITHOUT Nitrate and Phosphate (1000ml)

TNC

free shipping

9,7

Check price

Show on Amazon

show more show less

Features

Economic. Concentrated formula & integrated measuring bottle - 1000ml will treat 10000 litres of tank water
Will not cause algae and is safe for shrimp, snails, other inverts and fish
Suitable for tropical and cold water aquariums & can be used with carbon filters

AquaDesign PLANT+ 2500ML Aquarium Plant "all in one" Complete Liquid Fertiliser

AquaDesign

9,6

Check price

Show on Amazon

show more show less

Features

Aqua design PLANT+ comes with a 3ml pipette for dosing
Suitable for all species of aquarium plants.
Dosage 10ml per 30Lper week
Highly concentrated formula offers exceptional value

Easy Life Easy Carbo 1000ml Carbo Liquid Fertiliser for Aquarium Plants 1 Litre

EASY LIFE

9,5

Check price

Show on Amazon

show more show less

Features

This powerful efficient carbon source for fish tank plants
Increase the competition power plants from prevention
Reduces algae growth

Fluval Plant Gro aquarium plant fertiliser, 120 ml

Fluval

9,5

Check price

Show on Amazon

show more show less

Features

For Freshwater use only

£ 4.99

£ 7.39

Blagdon Flora Boost Pond Plant Food Fertilizer, Stimulates Growth & Flowers, Prevents Algae Growth, 250ml, Treats 2,273 Litres

Blagdon

31% off

9,4

Check price

Show on Amazon

show more show less

Features

ENCOURAGES FLOWERS - great for Lily and other pond plant growth, stimulates growth and flowering plants
ACCURATE DOSING CHAMBER - the accurate dosing chamber makes for easy, no mess measurement of treatment to suit the size of pond shake bottle well for best results
HARMLESS TO FILTERS this product is harmless to filters and all species of pond fish, plants and water using wildlife

£ 7.95

£ 9.80

£ 10.72

£ 12.02

Seachem Flourish Comprehensive Supplement, 250 ml

Seachem

9,4

Check price

Show on Amazon

show more show less

Features

Comprehensive supplement for the planted aquarium
Model number 020962

£ 12.30

£ 8.90

£ 11.45

£ 13.35

Interpet Liquid Aquarium Plant Food, Daily use for Lush Green Plants, No Nitrate or Phosphate 125ml

Interpet

3% off

9,3

Check price

Show on Amazon

show more show less

Features

1 pump per 20L of aquarium water daily (this bottle is enough to dose a 60L aquarium for 3 months)
Interpet Plant Food includes the required nutrients for plants to flourish, no Nitrate or Phosphate, does not encourage algae growth
Harmless to filters and all species of fish, shrimp, invertebrates and plants

£ 8.03

£ 8.28

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 liquid fertilizer for aquarium plants.

AquaCare Plant Gro Tropical Aquarium Liquid Plant Fertilizer 120ml

PROMOTES HEALTHY PLANTS - Enriched with iron and fortified with an effective source of vitamin B. Promotes vigorous growth, colours, and vibrancy.

free shipping

Check price

King British – Aquatic Plant Food 100ml– Provides Essential Nutrients For Plant Growth – For Coldwater & Tropical Aquariums – Nitrate-Free Helping Avoid Algae Growth

REPEAT TREATMENT EVERY 14 DAYS OR WHEN PLANTS NEED A BOOST!

Check price

JBL Ferropol 250 ml, Plant fertiliser for freshwater aquariums

For intensive leaf colouring thanks to its ideal concentration and compound of iron

~~£ 13.69~~

Check price

Aquadip Liquid Carbon 1000ml Tropical Coldwater Aquarium Fish Tank Plant Fertiliser Treatment

Aquadip

free shipping

Check price

Tropica Plant Growth Specialised Fertiliser, 300 ml

It is composed so that N and P in particular are supplied to the plants in the amounts and chemical forms

free shipping

Check price

Evolution Aqua theaquascaper 500ml - Liquid Plant Food for Aquarium Tank

Liquid Volume 500ml

~~£ 13.95~~ free shipping

Check price

allpondsolutions EF-150 Aquarium External Fish Tank Water Filter for Coldwater, or Tropical Aquariums, for Tanks Up to 150 Litres – Includes Filter Media, hose and Spray Bar - Full Kit.

Aquarium external filter 2.3L volume 400L h flow rate

free shipping

Check price

ARKA - Bio-CO² - carbon fertilizer for plants with bacteria (473ml.)

BIO-CO2 Bio Co2 is a microbial carbon source. It allows aquarium plants an improved nutrient uptake and promotes plant growth and colourfulness of freshwater plants.

Check price

Ista Premium Aquarium Plant Liquid Fertiliser Food Nutrient Growth Enhancer (1000ml)

Ista specialise in planted aquarium equipment and supplies, so you can be sure that this fertiliser is one of the most advanced on the market and made to the highest possible quality.

free shipping

Check price

Aquarium Plant Food, Aquarium Plant Fertilizer, Liquid Aquarium Plant Food, Fish Tank Plant Food, Effective Plant Growing Food, Nourish Plant Fertilizer 200ml for Freshwater-planted Aquariums

Enhanced Plant Health Designed to nourish plants effectively, this plant food enhances overall plant health by improving nutrient uptake and utilization. Healthier plants are more resistant to diseases and , contributing to a stable and beautiful aquarium environment.

free shipping

Check price

TNC Complete - Liquid Aquarium Plant Food/Aquatic fertiliser (250ml)

Ideal for high light CO2 or Carbon supplemented aquariums - alternatively search TNC Lite

~~£ 9.15~~

Check price

Easylife Eco Garden Pond Clear Water Treatment (2 Sachets) Removes Algae, Duckweed and Scum, Clears 4000L of Water, Safe for Pets, Fish and Pond Plants - Fully Guaranteed

FROM MURKY GREEN TO CRYSTAL CLEAR WATER - pond water easily becomes cloudy and murky with a film of scum, algae and more, fortunately Easylife's pond cleaner uses natural microbes to break it all down and leaves your pond clean, bright and healthy

Check price

The best liquid fertilizer for aquarium plants in comparison

Guaranteed independent and reliable

Features

Features

Features

Features

Features

Features

Features

Features

Features

Features

You might also be interested in these liquid fertilizer for aquarium plants.

Our offer