Top 10 Plant Food Hydrangeas UK – Flower Fertilisers

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1. Westland

1 L, Westland Hydrangea Plant Feed

Westland - Increase disease resistance. Enriched with essential nutrients to promote a boost in flowering. Helps develop roots to improve total plant health.
Height24 cm (9.45 Inches)
Length7 cm (2.76 Inches)
Width13 cm (5.12 Inches)
Part Number20100359

2. Vitax Ltd

Vitax Hydrangea Feed 1KG

Vitax Ltd - To change the colour of hydrangeas use vitax hydrangea colorant. Can be used as a top dressing or when planting the shrub. For vibrant flowers and strong healthy growth.
BrandVitax Ltd
Height24 cm (9.45 Inches)
Length8 cm (3.15 Inches)
Weight1 kg (2.2 Pounds)
Width17 cm (6.69 Inches)
Part Number6HF1

3. Westland

Westland Sulphate of Iron Plant Food for Ericaceous Plants, 1.5 kg

Westland - Richer, greener foliage. Stronger root growth. Prevents leaf yellowing. Long-lasting feed for all acid-loving plants. Acidifies the root zone.
ManufacturerWestlands Horticulture Ltd
Height0 cm (0 Inches)
Length0 cm (0 Inches)
Weight0.01 kg (0.02 Pounds)
Width0 cm (0 Inches)
Part Number20600027

4. Thompson & Morgan

4 x 100g Hydrangea Colourant by Thompson and Morgan, Flower Dye Hydrangea Colourant Plant Pair With Feed Food For Plants Turns Pinks Hydrangeas Blue Aluminium Sulphate Formula

Thompson & Morgan - Your satisfaction guaranteed; we want you to be 100% satisfied with any product that you buy from us. Hydrangea colourant that works by manipulating the pH acidity of the soil to change the colour of hydrangea blooms from pink to an attractive blue for a colourful display.

If you’re not 100% happy then neither are we, so let us know and we’ll replace your product or give you your money back. The ph scale works by measuring how acidic or alkaline something is on a scale of 0-14; 7 is the mid-point and is neutral while numbers above 7 represent increasing levels of alkaline while numbers below 7 represent increasing levels of acidity.

Our colourant’s aluminium sulphate formula provides this acidity and the other nutrients required to give your pink hydrangeas a beautiful blue makeover! Ideal for pairing with Hydrangea plant food / feed. Pink hydrangea plants are produced in in neutral or slightly acidic soil while blue hydrangeas require highly acidic soils.
BrandThompson & Morgan

5. Bargainstore

Bargainstore Hydrangea Feed Plant Food Garden Flower Fertiliser Vitax Strong Healthy Growth 1kg Vibrant Flowers

Bargainstore - Product code: 6HF1. Added magnesium and iron to boost flowering. Size: 1kg. For vibrant flowers and strong healthy growth. Brand: Vitax.

6. Gro-sure

900 grams, Gro-Sure Ericaceous Slow Release Plant Food

Gro-sure - Ideal for rhododendrons, azaleas and camellias. Slow release action - one application last for 3 months. Fertiliser npk: 12. 0 -11. 0 - 18. 0 Packed with essential nutrients for flower, leaf and root growth. Just one application feeds for 3 months. Ideal for feeding Rhododendrons, Azaleas and Camellias. Packed with essential nutrients for flower, leaf and root growth.
Weight0.9 kg (1.98 Pounds)

7. Kb

KB-Hydrangea Plant Food 800 g

Kb - The presence of organic matter improves the soil structure and provides with the right nutrients to plants while the gradual mineral component determines the quick response of the plant after application. Can be used to transplant maintenance as both a fertilizer. Enriched with magnesium and potassium promotes the intensity of the colour green and strengthens the parties. Prolonged fioriture. A pack for 30 plants. Balanced growth. 25 – 50 g per plant.
Height2.4 cm (0.94 Inches)
Length1.54 cm (0.61 Inches)
Width0.7 cm (0.28 Inches)
Part Number6077

8. Miracle-Gro

Camellia and Rhododendron Continuous Release Plant Food 1 kg, Miracle-Gro Azalea

Miracle-Gro - Ideal for beds, borders, pots, containers and hanging baskets. Temperature controlled coating releases nutrients only when conditions are right for feeding. Feeds plants for up to 6 months, removing the needs for regular feeding. Feeds up to 20 plants. For ericaceous - acid-loving or lime-hating plants.
ManufacturerEvergreen Garden Care Ltd
Height19.4 cm (7.64 Inches)
Length8.5 cm (3.35 Inches)
Weight0.01 kg (0.02 Pounds)
Width9.5 cm (3.74 Inches)
Part Number018952

9. Miracle-Gro

Miracle-Gro All Purpose Concentrated Liquid Plant Food 1L

Miracle-Gro - Child & pet friendly. Visibly healthier plants in 7 days* grows plants twice as big* * versus unfed plants. For flowers and veg in pots or beds Now with natural growth stimulant. Our special bio-stimulant works as a natural super food for your plants, ensuring they grow healthy and beautiful.
ManufacturerEvergreen Garden Care
Height27.2 cm (10.71 Inches)
Length6.3 cm (2.48 Inches)
Weight1.1 kg (2.43 Pounds)
Width11.5 cm (4.53 Inches)
Part Number119649

10. Gro-sure

Gro-Sure Super Enriched Ericaceous Plant Food, 1 L

Gro-sure - Great for Ericaceous Plants. Feeds for up to 3 months. Extra iron for richer, green leaves. Great for rhododendrons, Azaleas and Camellias. Simply Grows More.
ManufacturerWestlands Horticulture Ltd
Part NumberNSR_99641