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

Last Updated - 24/09/2026 Sort By:

Best Choice
Baby Bio

New
Baby Bio Herb Food, 175ml - Herb Plant Fertiliser for Strong Flavours and Aromas - Easy To Use Herb Plant Food - for Hea
TASTY HERBS: Giving your herbs Baby Bio Herb Food is the best way to bring out their rich flavours and aromatic scents

£3.19 £3.99
Growth Technology

New
Herb Focus Liquid Concentrated Fertiliser 300 ml, Black
Balanced nutrition for culinary and medicinal herbs

£6.83
New
Herb Food 175ml Herb Plant Fertiliser for Strong Flavours and Aromas Easy To Use
TASTY HERBS: Giving your herbs Baby Bio Herb Food is the best way to bring out their rich flavours and aromatic scents.

£4.50
Vitax Ltd

New
Vitax Liquid Herb Feed. Concentrated 500 ml - Makes 112 Litres of feed
Vitax Liquid herb feed 500ml.

£7.49 £7.69
New
GROWMOOR MULTI PURPOSE SOIL COMPOST FLOWER FERTILISER FOR GARDEN POTTING MIX NEW
✔ Perfect for sowing, potting & cuttings. Perfect for general garden use including pots, containers, hanging baskets, gr

£31.99
Best Value
Baby Bio

New
Baby Bio Herb Food, 175ml - Herb Plant Fertiliser for Strong Flavours and Aromas - Easy To Use Herb Plant Food - for Hea
The information below applies to each unit in the pack

£6.38 £7.98
envii

New
envii SeaFeed Xtra – Organic Seaweed Fertiliser, Liquid Outdoor Plant Food Ideal for all Plants, Lawns, Gardens and Hous
Boosts Plant Growth & Crop Yields - Natural Seaweed fertiliser that enhances strong & healthy plant growth, promotes lus

£13.95
New
3 x 60L GROWMOOR MULTI ALL PURPOSE COMPOST CONTAINERS BASKET GARDEN SOIL BAGS
It also makes more flowers and gives a longer plant life. Weight 3 x 60L. Personalise our services to you. RICH IN NUTRI

£32.99
Growth Technology

New
Organic Herb Focus Concentrated Liquid Fertiliser, 300ml - For Indoor and Outdoor Herbs - Plant-Based Professional Grade
Organic Herb Focus

£11.49
New
GROWMOOR MULTI PURPOSE SOIL COMPOST FLOWER FERTILISER FOR GARDEN POTTING MIX NEW
It also makes more flowers and gives a longer plant life. Personalise our services to you. RICH IN NUTRIENTS – This soil

£5.75
MARPHYL

New
MARPHYL All-Purpose Plant Food – Organic Nutrient-Rich Fertilizer & Soil Enhancer for Indoor & Outdoor Flowers, Vegetabl
Provides balanced macro and micronutrients for healthy plant growth.

£14.90
52% Off
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

£2.29 £4.76
New
Complete Soil Improver | Mycorrhizal Fungi, Zeolite & Humic/Fulvic Conditioner
This makes it easier to work with, and is especially effective on looser, sandier soils. They use this to send signals t

£85.75
AMK

New
AMK® Baby Bio Herbs Plant Food 175ml Garden Herb Feed Fertiliser Concentrate Nutrients Nutrition Gardening Soil Potted P

£4.99
New
Vitax Liquid Herb Feed Growth Liquid Plant Concentrate Healthy Strong Food 500ml
Balanced Nutrition – Provides essential nutrients for healthy herb growth. Easy to Use – Simple liquid concentrate for q

£6.84 £10.80
Duminyu

New
Hydroponic Liquid Plant Food A & B Nutrients,Liquid Fertilizer for Indoor Plants & Hydroponic Growing System,House Plant
SUPERCHARGE GROWTH WITH OUR PREMIUM HYDROPONIC LIQUID PLANT FOOD A & B NUTRIENTS:This concentrated liquid fertiliser for

£8.99
New
GROWMOOR MULTI PURPOSE SOIL COMPOST FLOWER FERTILISER FOR GARDEN POTTING MIX NEW
It also makes more flowers and gives a longer plant life.

£28.95
New
Baby Bio Herb Plant Concentrated Food Feed Fertiliser 175ml
TASTY HERBS: Giving your herbs Baby Bio Herb Food is the best way to bring out their rich flavours and aromatic scents.

£4.90
New
Baby Bio Houseplant Food 175Ml Fertiliser for Growing Vibrant and Healthy Plants
Baby Bio has been feeding all houseplant types for over 70 years, from lush greens to delicate orchids, this unique fert

£9.25
New
MIRACLE GRO ALL PURPOSE COMPOST ENRICHED PREMIUM SOIL POTTED GARDEN FLOWER PLANT
Ideal for potted plants, flower beds, and general garden use, it provides essential minerals and organic matter to suppo

£36.99
New
Organic Soil Improver & Natural All Plant Fertiliser UK Chitin-Enhanced Frass
Our natural soil improver is 100% safe to use indoors or outdoors, around children, dogs, cats, and beneficial garden wi

£24.99
New
GROWMOOR 100 LITRE MULTI ALL PURPOSE COMPOST 2 x 50L BAGS CONTAINERS GARDEN NEW
Supplied in two large 50L bags, ideal for pots, containers, beds, borders, and general planting. ✅ 100L Total – 2 x 50L

£19.99
New
GROWMOOR TOP SOIL HIGH QUALITY TOPSOIL FOR ALL PURPOSE MULTI COMPOST 25L 35L 50L
Growmoor Top Soil. GROWMOOR TOP SOIL. Improve your garden beds, lawns, and planting projects with Growmoor high-quality

£34.99
New
Growth Technology Herb Focus 300ml Indoor Outdoor Herb Food Fertiliser
Potted herbs will benefit from regular feeding and will respond with abundant growth. Growth Technology Herb Focus 300ml

£6.85
New
SIGNUM 33WG 20g Fights Fungal Disease Fruits Vegetables Herbs Ornamental Plant
Signum 33 WG. Do not apply the product after the beginning of fruit and seed ripening (BBCH 81). Use a higher dose if th

£29.88

25 Herb Fertilisers deals are available from: Amazon, eBay stores, starting from £2.29.
The biggest discount we found is 52% on Baby Bio Houseplant Food, 175ml- Fertiliser for Growing Vibrant and Healthy Plants - Easy To Use House Plant Care - Concentrate Plant Food - Indoor Use Plant Nutrition at Amazon.
The lowest price we found is £2.29 while the highest is £85.75.
Prices for the best Herb Fertilisers deals average at £17.80.
Last updated on September 24, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Herb Fertilisers.