Updated: 02 Apr 2026

10 Best npk fertilizers of 2026

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Updated: 02 Apr 2026

#1

Best Choice

Premium NPK Fertiliser Blue Granulated Nitrophoska Soluble (4.5kg)

9.8

Generic

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Main highlights

This is a granular multipurpose NPKfertiliser which is high in the 3 most important nutrients for plants,Nitrogen, Phosphorus & Potassium.

Suitable as a pre-plant or directed sidedress fertiliser in a wide range of crops including sugarcane, vegetables andtree crops.

NITROGEN (N) 12% PHOSPHORUS (P) 5.2%POTASSIUM (K) 14.1%
#2

Best Value

Farmtek Orchid Fertilizers NPK 20-20-20 Concentrated Powder 450g Pack Makes 250-450 Ltrs

9.7

FarmTek

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Main highlights

Trace Elements: Nitrate Nitrogen (≥6%), Fe (0.1%), Zinc (0.05%), Mn (0.05%), Mo (0.01%), B (0.05%), TE (0.25-1)

Easy to use NPK balanced formula for all plants and vegetables

100% water soluble, suitable for drip irrigation, foliage spray, hydroponics solution, and liquid fertilizer.
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#3

Brunnings All Purpose NPK Fertiliser 3 kg (Pack of 2)

9.6

Brunnings

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Main highlights

The information below is per-pack only

Ideal for use on indoor and outdoor potted plants and most garden applications

Contains both slow release and fast acting ingredients for quick results and extended feeding
#4

Brunnings All Purpose NPK Fertiliser 500 g (Pack of 2)

9.5

Brunnings

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Main highlights

The information below is per-pack only

For use on indoor and outdoor potted plants and most garden applications

Contains both slow release and fast acting ingredients for quick results and extended feeding
#5

Premium NPK Fertiliser Blue Granulated Nitrophoska Soluble (3.0kg)

9.2

Generic

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Main highlights

This is a granular multipurpose NPKfertiliser which is high in the 3 most important nutrients for plants,Nitrogen, Phosphorus & Potassium.

Suitable as a pre-plant or directed sidedress fertiliser in a wide range of crops including sugarcane, vegetables andtree crops.

NITROGEN (N) 12% PHOSPHORUS (P) 5.2%POTASSIUM (K) 14.1%
#6

NPK 20-20-20 500g All Purpose Fertiliser Soluble Plant Nutrients

9.1

Complete Grow

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Main highlights

This is by far one of the most popular complete fertiliser on the market. It’s ideal for vegetables, flowers, roses, fruit trees, herb gardens, orchids, indoor plants and many others.

Our product also contains all three maconutrients essential to plant growth at high 20% concentrations including; Nitrogen, Phosphate and Potash.

It can also be applied as foliar fertilisation (apply at half strength in the cooler part of the day). It’s also great as hydroponic nutrients.
#7

All Purpose Plant Food NPK 20-20-20

9.0

Complete Grow

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Main highlights

It's a balanced, fast-acting formula designed for optimal nutrient uptake by a wide variety of plants.

It retains these positive aspects through its exceptional quality of macro and micronutrient fertilisers, which provides a balanced NPK, essential micronutrients, and a suitable pH for plant uptake.

Complete Grow All Purpose Plant Food is an ideal fertiliser aimed at feeding herb gardens, veggies, bonsai, and orchids. It promotes healthier growth and greener foliage.
#8

Premium NPK Fertiliser Blue Granulated Nitrophoska Soluble (2.0kg)

8.8

Generic

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Main highlights

This is a granular multipurpose NPKfertiliser which is high in the 3 most important nutrients for plants,Nitrogen, Phosphorus & Potassium.

Suitable as a pre-plant or directed sidedress fertiliser in a wide range of crops including sugarcane, vegetables andtree crops.

NITROGEN (N) 12% PHOSPHORUS (P) 5.2%POTASSIUM (K) 14.1%
#9

Searles 5 in 1 Organic Fertiliser Pellets, 2.5kg

8.7

Searles

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Main highlights

Unique blend of premium grade natural ingredients for superior results

Promotes strong healthy plant growth, brilliant blooms and rich, healthy fruit and vegetables

Premium high nutrient organic fertiliser
#10

Miracle-GRO Indoor Plant Food Spikes, Includes 24 Spikes - Continuous Feeding for All Flowering and Foliage Houseplants - NPK 6-12-6

8.6

Miracle-Gro

-13%

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Main highlights

When used as directed, plant food spikes are safe to use on all indoor, potted plants

Houseplant fertilizer spikes feed continuously for up to 2 months

Easy-to-use fertilizer for all indoor plants including ferns, spider plants, pothos, and croton

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