Best Flower Fertilisers Deals Online in the UK (25 Deals Found)

Last Updated - 01/02/2026 Sort By:

Best Choice
fleur vital

New
4g Sachets of Fleur Vital Plant Food for Cut Flowers Each sachet makes 0.5l of cut flower food Flower Food for Fresh Cut
Long Lasting Nutrition: Each 4g sachet makes 0.5L of flower food solution, providing cut flowers with vital nutrients to

£5.25
fleur vital

New
4g Sachets of Fleur Vital Plant Food for Cut Flowers Each sachet makes 0.5l of cut flower food Flower Food for Fresh Cut
Long Lasting Nutrition: Each 4g sachet makes 0.5L of flower food solution, providing cut flowers with vital nutrients to

£5.25
New
Blood Fish & Bone Organic Fertiliser For Trees, Plants, Fruit & Vegetables 25KG
Blood Fish & Bone is an organic-based general purpose plant food which provides the major nutrients required for strong

£29.99
Baby Bio

New
Baby Bio Houseplant Food, 175ml- Fertiliser for Growing Vibrant and Healthy Plants - Easy To Use House Plant Care - Conc
HEALTHY PLANTS: Gives your houseplants a healthier look, with lush green leaves and vibrantly coloured flowers

£1.99
New
Premium Liquid Seaweed Fertiliser (1:200) – Organic Plant Feed – Multiple Sizes
Premium liquid seaweed fertiliser for plants, lawns and gardens. Organic UK-made seaweed extract plant food with a power

£114.99
Baby Bio

New
Baby Bio Houseplant Food, 175ml- Fertiliser for Growing Vibrant and Healthy Plants - Easy To Use House Plant Care - Conc
HEALTHY PLANTS: Gives your houseplants a healthier look, with lush green leaves and vibrantly coloured flowers

£1.89 £1.99
Best Value
Miracle-Gro

New
Miracle-Gro Continuous Release All Purpose Plant Food, 900G, White
Temperature controlled coating that regulates the release of nutrients when the conditions are right for feeding

£6.50 £7.99
New
Vitax Hydrangea Feed 1kg Granular Fertiliser for Vibrant Flowers Blooms
FOR ALL HYDRANGEAS: A specialist feed that provides the ideal balance of nutrients for all hydrangea types, both in pots

£7.99
19% Off
Miracle-Gro

New
Miracle-Gro Continuous Release All Purpose Plant Food, 900G, White
Temperature controlled coating that regulates the release of nutrients when the conditions are right for feeding

£6.50 £7.99
New
Hydrocrop Water Soluble Tomato Plant Fertiliser Feed High Potash Yield Booster
TomatoGo is an advanced water soluble fertiliser for feeding tomatoes, sweet peppers, aubergines, chillies and cucumbers

£11.00
15% Off
Miracle-Gro

New
Miracle-Gro 121180 Azelia, Camellia & Rhododendron Concentrated Plant Food, 800 ml, Natural
Provides essential nutrients to a wide variety of plants, including flowers, vegetables, trees, and shrubs

£5.97 £6.99
15% Off
Miracle-Gro

New
Miracle-Gro 121180 Azelia, Camellia & Rhododendron Concentrated Plant Food, 800 ml, Natural
Provides essential nutrients to a wide variety of plants, including flowers, vegetables, trees, and shrubs

£5.97 £6.99
New
Elixir Gardens High Potassium Soluble Fertiliser | High Potash | NPK 15-5-30
High Potassium Soluble Fertiliser | High Potash | NPK 15:5:30. Bumper Crop High Potassium Fertiliser | N.P.K: 15-5-30. B

£56.99
31% Off
Baby Bio

New
Organic Baby Bio Liquid Houseplant Food Concentrated Nitrogen Feed 175ml
HEALTHY PLANTS: Gives your houseplants a healthier look, with lush green leaves and vibrantly coloured flowers

£4.00 £5.79
New
Urea Soluble Prills/Granular 46% (N) Fertiliser | Quick Release | Multiple Sizes
Soluble UREA Prills 46-0-0. With its prilled form, this fertiliser can be applied directly to the soil or dissolved in w

£35.99
31% Off
Baby Bio

New
Organic Baby Bio Liquid Houseplant Food Concentrated Nitrogen Feed 175ml
HEALTHY PLANTS: Gives your houseplants a healthier look, with lush green leaves and vibrantly coloured flowers

£4.00 £5.79
New
Vitax Q4 Fertiliser For Professional Gardeners, Veg Growers. Increases Yields, S
Included Components: Fertiliser. For fruit: 175 g/m² for apples, pears, and plums; 140g/m² for currants and raspberries.

£46.55
New
Pro Grower Blended Base Fertiliser (NPK: 15-9-20) | Potato, Veg & Fruit Feed
Elixir Gardens Pro Grower All-in-one Blended NPK Fertiliser with added Magnesium & Sulphur. Pro Grower Blended Base Fert

£39.99
New
Soluble Citrus Feed & Fertiliser for Lemon, Orange & Lime Trees | NPK 18:18:18
Application rates Elixir Gardens Soluble Citrus feed is potent and only a small amount is required, it is readily dissol

£84.99
New
Vitax 6X Pelleted Chicken Manure Fertiliser Organic Natural Feed for All Plants
Vitax 6X Pelleted Chicken Manure is a 100% natural, organic fertiliser that's six times more concentrated than farmyard

£13.99
New
Plant Food Granules 6 Month Slow Release Fertiliser Pro Grow NPK Total Feed 200g
Average fertilizer needs. High fertilizer needs. One Application to Feed Your Plants For A Full Growing Season - 6 Month

£4.99
New
Miracle Gro All Purpose Plant Food 900g Continuous Release Feed Granules
ALL-PURPOSE PLANT FOOD: A versatile granular feed suitable for a wide variety of plants, including flowers, vegetables,

£8.89
New
Houseplant Organic Plant Food Sticks x50 Slow Release Fertiliser by Devonia
HOUSEPLANTS - ORGANIC NATURAL GUANO FERTILISER STICKS. Water as usual. Organic ingredient.

£6.99
New
Advanced Nutrients Bud Ignitor Bloom Flowering Fertiliser Organic 250ml 1L 4L
Bud Ignitor contains specific plant nutrients and kelp to force indoor gardens to start flowering earlier. Advanced Nutr

£59.50
New
Organic 10Ltr Liquid Seaweed Concentrate MULTI MITE - ALL Plant FEED Fertiliser
✅ WITH MULTI-MITE SEAWEED SUITABLE FOR ALL PLANTS - You'll unlock the Power of the Sea for your plants! This Dynamite Fe

£29.95

25 Flower Fertilisers deals are available from: Amazon, eBay stores, starting from £1.89.
The biggest discount we found is 31% on Organic Baby Bio Liquid Houseplant Food Concentrated Nitrogen Feed 175ml at Amazon.
The lowest price we found is £1.89 while the highest is £114.99.
Prices for the best Flower Fertilisers deals average at £24.00.
Last updated on February 1, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Flower Fertilisers.