10 bestOrganic Plant Fertilizersof July 2026
112M consumers helped this year.
1
envii SeaFeed Xtra – Organic Seaweed Fertiliser, Liquid Outdoor Plant Food Ideal for all Plants, Lawns, Gardens and House Plants, Rich in Additional Nutrients - 1 Litre Makes up to 500L
envii
9.9
35% off
2
Organic Baby Bio Liquid Houseplant Food Concentrated Nitrogen Feed 175ml
Baby Bio
9.8
3
Envii Maximato, Liquid Tomato Feed Fertiliser, Organic Plant Food with Seaweed, Magnesium & Calcium, Boosts Growth & Fruiting for Tomato Plants & Vegetables, 1L
envii
9.6
4
SA Approved Fertiliser for Natural Growers (10L) Concentrated Liquid Plant Food, Organic, Vegan & Biodynamic Garden Feed for Strong Growth, Healthier Plants and Higher Yields.
Natural Grower
9.4
5
Envii Allgrow, Organic Multipurpose Fertiliser Plant Feed, Liquid Outdoor Plant Food, Perfect for Flowers & Plants - 1 Litre Makes 330 Litres
envii
9.1
OtherUp to 17% off
6
Phostrogen Organic All Purpose Liquid Plant Food, 1L - All Purpose Organic Fertiliser - Enriched with Seaweed Extract for Healthy Growth - More Vegetables, Brighter Blooms - Plant Nutrition
Phostrogen
8.8
7
BioBizz BBTPINDOOR Try.Pack - Indoor Pack,750ml
BioBizz
8.5
8
Fox Farm Liquid Nutrient Trio Soil Formula - Big Bloom, Grow Big, Tiger Bloom Pint Size (Pack Of 3)
FoxFarm
8.2
9
Baltic Worm Worm Castings 5 Liter - Pure Multipurpose Fertiliser Vermicompost - Natural Top Soil Builder and Improver Plant Feed for Potting Germination Growing
Baltic Worm
7.9
10
Advanced Nutrients ANBGMBD500 Bloom, Micro, Grow Fertilizer Bundle, 500ml Each, Original Version
Advanced Nutrients
7.7
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