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The best hydrangea fertilisers in comparison

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Last updated on 03.04.2025

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Miracle Gro Premium Azalea, Camellia and Rhododendron Continuous Release Plant Food

35% off

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9,9

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Temperature controlled coating that regulates the release of nutrients when the conditions are right for feeding
One application at the start of spring will feed your plants for the whole season, removing the need for regular feeding
Model number 121065

Westland Hydrangea Colourant, 500 g

10% off

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9,8

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Model number 20600082
Changes dark pink hydrangeas to mauve blue

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

5% off

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9,8

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Added Iron helps nutrient availability in all pH soils
Germination time 14.0 days
Moisture control booster helps to avoid drought

Miracle-Gro 121180 Azelia, Camellia & Rhododendron Concentrated Plant Food, 800 ml, Natural

14% off

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9,7

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Provides essential nutrients to a wide variety of plants, including flowers, vegetables, trees, and shrubs
The formula contains a balanced blend of fast-acting and slow-release nutrients
Effective in promoting healthy growth, strong roots, and vibrant blooms or foliage

Hydrangea Feed Colourant Bundle with 1x Vitax Colourant 250g, 1x Westland High Performance Plant Food 1L, 1x Gloves (M) - Growth Essentials Fertiliser for Healthy Plants Blooming Flowers

Ceces Home & Garden

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9,5

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GREAT DUO TO SUPPORT YOUR HYDRANGEAS GROWTH Our Hydrangeas Essential Growth Bundle contains the essential nourishments to help them grow healthy, strong, and beautiful.
TRANSFORM YOUR PINK HYDRANGEAS TO BLUE Contains salt which causes pink hydrangea varieties to change into blue. It also changes darker pink varieties to mauve blue.
STRONGER AND IMMUNED HYDRANGEAS Westland Hydrangea High-Performance Liquid Plant Food formulation helps strengthen plants from the inside out.
BOOST FLOWERING Plant feed contains nitrogen for greener leaves, iron to promote nutrient availability in all pH soils and potassium to boost flowering.

Westland Hydrangea High Performance Liquid Plant Food – 1L | Boosts Flower Growth & Vibrant Blooms | Includes Spray Bottle

SImpul

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9,4

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Bigger blooms guaranteed
Contains nitrogen for greener leaves

Miracle-Gro Rose & Shrub Concentrated Plant Food, 800 ml

14% off

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9,4

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Effective in improving plant health and growth, as well as enhancing the color and quality of blooms.
The plant food is suitable for all types of roses and shrubs, including both indoor and outdoor plants

Vitax Hydrangea Feed 1KG (4)

Vitax Ltd

6% off

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9,4

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£ 22.50

£ 9.20

Recommendation

Flower Power Richard Jackson Premium Plant Food, with Bio-Active Technology, Concentrated Feed for All Plants, Fruits and Vegetables with Essential Nutrients (1.5kg)

Flower Power

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9,3

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PREMIUM QUALITY PLANT FOOD Grow more flowers, fruits and vegetables naturally with Richard Jackson s Flower Power Premium Plant Food a universal feed for all plants
FOR INDOOR OR OUTDOOR PLANTS Safe for use on all plants and flowering shrubs, this very special universal formulation feed can help you grow bumper and tastier crops or more flowers
SAFE TO USE ON EDIBLE VEG & ALL PLANTS You don t need to buy other feeds for roses, orchids, tomatoes, azaleas, strawberries, peas or beans Flower Power gets great results with them all!
FROM RICHARD JACKSON S GARDEN Inspired by a professional formulation that was being used, and trusted, by commercial growers - produces great results in any home, allotment, patio or garden

£ 29.99

£ 45.99

Vitax Hydrangea Feed 1kg Fertiliser Plant Food for Strong Healthy Growth Vibrant Blooms Flowers Granular Application

AMK

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9,3

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Features

For vibrant flowers and strong healthy growth
Produces stunning, abundant blooms and high quality flowers
To aid growth and flowering, Hydrangea Feed is a tailored feed developed to match the specific nutritional needs of hydrangeas.
Hydrangea Feed is a granular feed with added magnesium and iron to boost flowering.

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 hydrangea fertilisers.

Westland Ericaceous High Performance Liquid Plant Food 1 Litre, Green

An essential iron source to help nourish plants

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Flower 10820 – Hydrangea Fertiliser, 1 kg.

1 kg.

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TOPLINE Westland Hydrangea Liquid Plant Food - Pack of 2 x 1L High - Performance Hydrangea Flower Feed with Topline Card. Garden Fertiliser for Plants,, Clear Liquid

Westland Horticultural Garden Plant Food Bulk Buy - Pack of 2 x 1L High-Performance Hydrangea Liquid Plant Feed with unique TOPLINE Thank You Card. A specially tailored feed that provides all the essential nutrients that hydrangeas need to flourish.

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indigo Garden Hydrangea Feed 1KG (2)

Nutrient-rich This concentrated formula provides essential nutrients like nitrogen, phosphorus, and potassium to support healthy growth and abundant blooms.

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Flower Acid Plants Liquid Fertilizer 500 ml for Hydrangeas, Gardenias, Camellia and Azaleas, Stimulates Flowering and Coloration, Acidifies the Medium, 10 x 6 x 19 cm

Stimulates flowering and coloration The Flower Liquid Fertilizer Acid Plants is perfect to improve the flowering and coloring of your hydrangea, gardenias, camellias and azaleas, obtaining amazing results in a short time

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Wolvercroft Garden Centre Westland Hydrangea Colourant (500g) x 4

Potassium to boost flowering

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RootMax - Mycorrhizal Fungi Rooting Powder for Flowers, Higher Nutrient Uptake than Rooting Hormone for Cuttings, Enhanced Flower Food Rose Food and | Treats up to 100 Plants (500 gm/17.6 oz)

PREMIUM ROOTING POWDER FOR ROSES & OTHER FLOWERS - Specially formulated as an essential component of your rose feed and flower food regimen. Boost the vitality of your roses with this 100% organic rose food.

~~£ 24.89~~ free shipping

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Baby Bio Houseplant Drip Feeders, 4 x 40ml - Ready To Use House Plant Food - Easy Care Fertiliser for Supporting Healthy Growth and Vibrant Blooms - Automatic Plant Feeder

AUTOMATIC Give yourself piece of mind that your houseplant is getting a regular dose of the nutrients it needs with the Baby Bio Houseplant Food Drip Feeder

~~£ 9.18~~ free shipping

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Bronte Ericaceous Plant Food - 1L Bottle of Concentrated Organic, Seaweed-Enriched Azalea, Camellia & Rhododendron Fertiliser. Pet-Friendly, UK Made, Boosts Flowering & Growth in Acid-Loving Plants

ORGANIC POWER, MAXIMUM IMPACT Imagine the satisfaction of seeing your azaleas, camellias, and rhododendrons bloom like never before! Our 1L bottle of concentrated, plant-based fertiliser makes up to 500 litres of feed, meaning every drop works wonders. You'll love the proud moment when your plants flourish, knowing you ve nourished them with a completely organic and eco-friendly solution.

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Westland Hydrangea Plant Feed Bundle - 1L High-Performance Hydrangea Liquid Plant Food & 500g Hydrangea Colourant. Garden Fertilisers for Outdoor Plants with Topline Card.

Westland Hydrangea Liquid Plant Food is a specially tailored feed. It provides all the essential nutrients that hydrangeas need to flourish for beautiful flowers. Whether your hydrangeas are in containers or in the ground, you should feed them weekly. This in turn will help prevent disease as well give an abundance of stronger, healthier, more vibrant flowers for garden .

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CULTIVERS Organic Liquid Hydrangea Fertilizer 5 L. Increased Flowering and Intensifies Color. Healthy and Strong Plants. 100% Natural Fertilizer

Special universal liquid ecological fertilizer for all types of hydrangeas

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Wuxal Hydrangea Fertiliser Plus Alum 1 Litre

Promotes blue colouring in hydrangea

free shipping

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The best hydrangea fertilisers in comparison

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