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5 Best Fertilisers Plant Foods of 2026

Last Updated - 06/06/2026

1
Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

MARPHYL

MARPHYL All-Purpose Plant Food – Organic Nutrient-Rich Fertilizer & Soil Enhancer for Indoor & Outdoor Flowers, Vegetables, Succulents, Bamboo & Hydroponics

MARPHYL

£14.90

More Details
Main highlights
- Suitable for indoor plants, garden flowers, vegetables, succulents, bamboo, and hydroponic systems.
- Provides balanced macro and micronutrients for healthy plant growth.
- Organic and environmentally safe formula for all-season plant feeding.
- Improves soil quality and promotes strong roots, vibrant foliage, and abundant blooms.
- Easy-to-use liquid fertilizer for container plants, raised beds, and outdoor gardens.
£14.90
2

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

HOCHSTE

Miracle-Gro All Purpose Soluble Plant Food Fast Acting Fertiliser for Flowers, Vegetables, Shrubs & Houseplants, Indoor & Outdoor, 500g or 1.2kg Feeds Every 2 Weeks, (Pack of 1-500g)

HOCHSTE

£13.99

More Details
Main highlights
- Fast-acting soluble formula: Dissolves instantly in water for immediate nutrient uptake through roots and leaves, promoting faster, healthier plant growth.
- Economical & effective: One 1.2kg box makes up to 80 watering cans; 500g makes up to 40. Feed plants every two weeks for best results from spring through late summer.
- Easy to use with a watering can or Miracle-Gro Feeder: Mix granules into water, and apply around the base of plants. See stronger roots, richer foliage, and more vibrant blooms.
- Balanced NPK nutrients: Enriched with nitrogen for leaf growth, phosphorus for root strength, and potassium for bloom production—plus essential micronutrients for overall plant health.
- All-purpose feeding solution: Suitable for flowers, vegetables, shrubs, fruit, roses, and houseplants. Use indoors or outdoors in beds, pots, hanging baskets, and containers.
£13.99
3

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Growth Technology

Houseplant Focus Concentrated Liquid Fertiliser, 1 Litre - Growth Technology Fertiliser for Indoor Plants - Professional Grade House Plant Food Concentrate with Kelp Seaweed Extract - Makes 200L

Growth Technology

£11.55

More Details
Main highlights
- SIMPLE TO USE – Mix 5 ml of Houseplant Focus in 1 litre of water. Use with every other watering throughout the year to maintain healthy vigorous growth
- QUALITY NUTRIENT-RICH BLEND – The house plant food fertiliser is enriched with kelp extracts, humic acid and fulvic acid, to support healthy houseplants. This balanced range of compounds improves nutrient absorption to support houseplant growth and development
- GROWTH TECHNOLOGY – We are a British family business, making advanced, specialist products for thriving houseplants. Since our founding in 1985, Growth Technology has been at the forefront of horticultural innovation, with a core focus on developing premium nutrient solutions
- BOOST INDOOR PLANT GROWTH – The Houseplant Focus is tailored for a wide range of indoor plants. Combining all essential nutrients, it provides a weekly balanced nourishment for plants. Grow stronger, healthier plants with this expertly blended indoor plant fertiliser
- BALANCED FEED - Sustain your indoor plants with the house plant food specifically formulated with all essential nutrients needed for healthy growth and optimal flowering. This fertiliser plant feed is crafted from the purest and most soluble mineral salts, ensuring thriving indoor plants
£11.55
4
Best Value
35% Off

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Miracle-Gro
35% Off

Miracle-Gro All Purpose Concentrated Liquid Plant Food, 2.5L

Miracle-Gro

£10.97

£16.99
(35% Off)

More Details
Main highlights
- The formula contains a balanced blend of fast-acting and slow-release nutrients
- Provides essential nutrients to a wide variety of plants, including flowers, vegetables, trees, and shrubs
- Effective in promoting healthy growth, strong roots, and vibrant blooms or foliage
£10.97
£16.99 (35% Off)
5

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

GROWLANDS

Growlands Indoor House Plant Food - 300 ml - Indoor Plant Liquid Spray Fertilizer - With Seaweed Extract - Designed For Use on All Plants - Ready to Use Mist Spray

GROWLANDS

£12.99

More Details
Main highlights
- made with seaweed extract.
- Supplied in a 300ml spray bottle with fine mist nozzle.
- Suitable for All Indoor Plants - Our ready-to-use formula has been prepared to work on a number of indoor plants, including Bird of Paradise (Paradisaeidae), Lilies (Lilium), Ficus plants, Hydrangeas and a wide range of other House Plants.
- Ready-to-use foliar mist spray.
- Contains nutrients and micronutrients.
£12.99

5 Best Fertilisers Plant Foods of 2026

MARPHYL All-Purpose Plant Food – Organic Nutrient-Rich Fertilizer & Soil Enhancer for Indoor & Outdoor Flowers, Vegetables, Succulents, Bamboo & Hydroponics

Miracle-Gro All Purpose Soluble Plant Food Fast Acting Fertiliser for Flowers, Vegetables, Shrubs & Houseplants, Indoor & Outdoor, 500g or 1.2kg Feeds Every 2 Weeks, (Pack of 1-500g)

Houseplant Focus Concentrated Liquid Fertiliser, 1 Litre - Growth Technology Fertiliser for Indoor Plants - Professional Grade House Plant Food Concentrate with Kelp Seaweed Extract - Makes 200L

Miracle-Gro All Purpose Concentrated Liquid Plant Food, 2.5L

Growlands Indoor House Plant Food - 300 ml - Indoor Plant Liquid Spray Fertilizer - With Seaweed Extract - Designed For Use on All Plants - Ready to Use Mist Spray

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