Best Liquid Flower Fertilisers of 2026

Toby Butcher Avatar
Toby Butcher
Last Updated: 5 Feb 2026

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Liquid Flower Fertilisers are a range of plant nutrients designed to promote healthy growth and blooming in a variety of flowering plants. These fertilisers are formulated with a balanced combination of essential nutrients such as nitrogen, phosphorus and potassium, as well as trace minerals that are essential for plant growth. They are available in different formulations to meet the specific needs of different types of flowering plants, including roses, orchids, and flowering shrubs. With regular use, Liquid Flower Fertilisers can help to improve the quality and quantity of blooms, enhance the colour and flavour of flowers, and promote overall plant health.

At a Glance: Our Top Picks

Miracle-Gro 1L Pour and Feed Liquid Plant Food Cover #TOP 1
Miracle-Gro 1L Pour and Feed Liquid Plant Food
ftb score rating icon 9.8
Baby Bio Liquid Plant Food with Seaweed Cover #TOP 2
Baby Bio Liquid Plant Food with Seaweed
ftb score rating icon 9.7
Organic Baby Bio Liquid Houseplant Food 175ml Cover #TOP 3
Organic Baby Bio Liquid Houseplant Food 175ml
ftb score rating icon 9.5

Top 9 Liquid Flower Fertilisers

Miracle-Gro 1L Pour and Feed Liquid Plant Food

121176
Miracle-Gro 1L Pour and Feed Liquid Plant Food Cover
Miracle-Gro Pour and Feed Liquid Plant Food, 1L

Miracle-Gro Liquid Plant Food is an easy-to-use solution for nurturing your plants. This liquid plant food is designed to provide essential nutrients that help your flowers thrive. Its convenient pouring method makes feeding your plants quick and straightforward, allowing you to focus on enjoying your garden. With its reputation as a good product for use, you can trust that your plants will receive the care they need to flourish.

What We Like
Easy to use
Convenient pouring method
Good for flower growth
Provides essential nutrients

Baby Bio Liquid Plant Food with Seaweed

84999997
Ready-to-use
1 x 1L
Baby Bio Liquid Plant Food with Seaweed Cover
Baby Bio Pour & Feed Liquid Plant Food, 1L - Ready To Use Houseplant Food - with Seaweed Extract - to Stimulate Healthy Growth and Vibrant Flowering - Indoor Use Plant Nutrition

Baby Bio Plant Food is a ready-to-use solution enriched with natural seaweed extract, designed to stimulate healthy growth in your houseplants. By incorporating it into your regular plant care routine, you can encourage beautiful blooms and lush green leaves. The convenient pre-made formula makes application a breeze; simply pour it onto your plants. Its balanced nutrients ensure your plants receive everything they need to thrive, helping them look their absolute best.

What We Like
Stimulates healthy growth
Easy to apply
Enhances vibrant blooms
Provides balanced nutrients

Organic Baby Bio Liquid Houseplant Food 175ml

86601610
Organic
Pack of 1
Organic Baby Bio Liquid Houseplant Food 175ml Cover
Organic Baby Bio Liquid Houseplant Food Concentrated Nitrogen Feed 175ml

The Baby Bio Houseplant Food is designed to enhance the health and appearance of your indoor plants. With just 5-10 drops mixed into half a litre of water, you can easily nourish your houseplants, promoting lush green leaves and vibrant flowers. Its balanced formula ensures that your plants receive essential nutrients for bigger blooms and strong roots. This product is suitable for all houseplants, making it a convenient choice for any plant lover looking to brighten their home.

What We Like
Promotes healthier plants
Easy application
Balanced nutrient formula
Suitable for all houseplants
#TOP 4

Chrysal 250 ml Cut Flower Food Liquid

8719400008449
Chrysal 250 ml Cut Flower Food Liquid Cover
Chrysal cut flower food liquid, 250 ml

Chrysal Cut Flower Food is a specially formulated liquid fertiliser designed to enhance the longevity of your cut flowers. With a volume of 250 ml, this product provides essential nutrients that help your blooms thrive. By using this fertiliser, you can ensure that your flowers remain vibrant and fresh for a longer period. It is easy to use, making it a convenient choice for anyone looking to maintain the beauty of their floral arrangements.

What We Like
Enhances flower longevity
Easy to use
Convenient 250 ml size
Nutrient-rich formula
#TOP 5

Westland Ericaceous High Performance Liquid Plant Food

20100441
Green
1 litre
Westland Ericaceous High Performance Liquid Plant Food Cover
Westland Ericaceous High Performance Liquid Plant Food 1 Litre Green

The Westland Ericaceous Liquid Food is perfect for acid-loving plants such as rhododendrons, azaleas, camellias, and blueberries, helping them thrive in your garden. It is enriched with seaweed, which strengthens your plants from within, making them more resilient. The high potassium content encourages longer-lasting blooms, so you can enjoy vibrant flowers for an extended period. Additionally, magnesium in the formula promotes greener and glossier foliage, enhancing the overall appearance of your plants. This plant food offers an easy and effective way to nourish and support your acid-loving plants.

What We Like
Suitable for acid-loving plants
Contains strengthening seaweed
High potassium for blooms
Magnesium for glossy leaves
#TOP 6

Growth Technology Balanced Fertiliser for Houseplants 300ml

GTHPF300
300ml
Growth Technology Balanced Fertiliser for Houseplants 300ml Cover
Houseplant Focus Concentrated Liquid Fertiliser, 300ml - Growth Technology Fertiliser for Indoor Plants - Professional Grade House Plant Food Concentrate with Kelp Seaweed Extract - Makes 60L

The Growth Technology Houseplant Fertiliser is a premium liquid concentrated solution designed for all houseplants. It provides a complete feeding programme, ensuring that your plants receive all the necessary nutrients for healthy growth. Manufactured from high-quality mineral salts and rich organic nutrients, it guarantees effectiveness and purity. This fertiliser is particularly beneficial for a variety of plants, including anthuriums, ferns, and succulents, helping you achieve lush and vibrant greenery in your home.

What We Like
Premium quality liquid fertiliser
Complete feeding programme
Suitable for all houseplants
Rich organic nutrients
Ideal for various plant types
#TOP 7

Vitax Organic Liquid Seaweed for Plants

STV963B
1 litre
Vitax Organic Liquid Seaweed for Plants Cover
Vitax Organic Liquid Seaweed, Concentrated, Bigger Crops, Healthier Plants, Suitable For Plants, Flowers and Fruit & Vegetables- 1 Litres

Vitax Liquid Seaweed is a concentrated, all-natural nutrient solution designed to support healthy growth in your garden. It can be used as a liquid root drench or foliar spray, making it versatile for flowers, fruit, and vegetables. Regular application not only promotes larger, tastier crops but also enhances the resilience of your plants against environmental stress and pests. With easy application methods, it simplifies the process of maintaining the health of your garden plants.

What We Like
All-natural nutrients
Versatile application methods
Boosts crop quality
Enhances plant resilience
Easy to use
#TOP 8

Westland Rose High Performance Liquid Plant Food

20100440
Green
Westland Rose High Performance Liquid Plant Food Cover
Westland Rose High Performance Liquid Plant Food 1 Litre Green

Westland Liquid Plant Food is designed to enrich your gardening experience. It is rich in organic matter, which helps improve soil structure, leading to healthier plant growth. With advanced nutrition, your plants will thrive, producing longer-lasting and more fragrant flowers. Additionally, you will enjoy greener and glossier foliage, enhancing the overall appearance of your garden. This product not only promotes beauty but also contributes to stronger plants with improved disease resistance.

What We Like
Improves soil structure
Advanced nutrition for plants
Longer-lasting fragrant flowers
Greener, glossier foliage
#TOP 9

Westland Hydrangea Liquid Plant Food 1 Litre

20100444
Green
Westland Hydrangea Liquid Plant Food 1 Litre Cover
Westland Hydrangea High Performance Liquid Plant Food 1 Litre Green

The Westland Hydrangea Plant Food is designed to strengthen your plants from the inside out, ensuring they grow healthier and more resilient. It guarantees bigger blooms, so you can enjoy a more vibrant and colourful garden. With added nitrogen, your leaves will turn greener, enhancing the overall appearance of your plants. Additionally, the moisture control booster helps you avoid drought stress, maintaining the right hydration levels for your plants. This product is ideal for gardeners wanting to nurture their hydrangeas with ease and efficiency.

What We Like
Strengthens plants internally
Promotes bigger blooms
Encourages greener leaves
Prevents drought stress
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What is the best fertilizer for flower production?

If you are looking to boost flower production, you want a mix like 15-30-15, which is high in flower-developing phosphorus. If you want to green up your lawn, choose a mix like 25-6-4, which is high in nitrogen. Many fertilizers are formulated for specific plants like roses, bulbs, or vegetables.

2. Is liquid fertilizer good for flowers?

Home gardeners use liquid fertilizer for plants because they are: Safe for plant roots and food crops. Used in many more ways than dry chemical fertilizers. Produce results faster.

Editor's Notes

During our liquid flower fertiliser research, we found 213 liquid flower fertiliser products and shortlisted 9 quality products. We collected and analyzed 157,381 customer reviews through our big data system to write the liquid flower fertilisers list. We found that most customers choose liquid flower fertilisers with an average price of £5.88.

The liquid flower fertilisers are available for purchase. We have researched hundreds of brands and picked the top brands of liquid flower fertilisers, including Miracle-Gro, Baby Bio, Chrysal, Westland, Growth Technology.

Written by
Toby Butcher Avatar

Toby Butcher is a Horticulturist, and he earned his title as a Master Gardener in 2016. Toby has acquired a 25-year experience as a home gardener planting, designing, grooming vegetables and flowers. He is the leader of a plant group in Durham. Toby owns a blog where he publishes articles on growing and growing your flowers at home, in a vase, or in a garden.