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Masterblend 4-18-38 Hydroponic Fertilizer | 25 lbs / 11.3 kg

(1 customer review)


Perfect for growing Hydroponics.

  • Fully water soluble.
  • Perfect for the larger Hydroponic gardener
  • Trusted brand for hydroponic nutrients from the USA.
  • Cheaper than liquid nutrients, 25 lbs / 11,3 kg makes 17.000 liters of nutrient mix
  • Combine these yourself with Magnesium Sulphate and Calcium nitrate (or buy the complete kit!)
  • Also check the videos of famous Masterblend user Jeb the Gardener on YouTube!
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Masterblend 4-18-38 Hydroponic Fertilizer 11.3 kg / 25 lbs package

NOTE: You have to mix the Masterblend 4-18-38 Hydroponic Fertilizer yourself with Magnesium sulphate and Calcium nitrate to obtain the complete nutrient mix. You can also buy the complete set!

Masterblend fertilizer is a renowned brand of fertilizer imported straight from the USA. The Masterblend 4-18-38 Hydroponic Fertilizer is an easy to use, fertilizer for the home gardener that uses the same technical grade fertilizer trusted by professional growers for decades.

  • Hydroponic nutrients imported from the USA
  • Combine these yourself with Magnesium Sulphate and Calcium nitrate (or buy the complete kit!)
  • Fully Water soluble
  • Perfect for Hydroponic gardening
  • Maserblend is the most trusted brand in Hydroponics in the USA and abroad for years
  • Much more economical then liquid nutrients, 1 kg makes up to 1500 liters of nutrient mix when combined with calcium nitrate and magnesium sulphate


  • Masterblend nutrients are trusted by professionals worldwide for optimum plant growth
  • A special fertilizer mix used for growing tomatoes, peppers and other vegetables and fruits. Can be used in the greenhouse or in the field.
  • 100% Water Soluble for easy plant uptake! Also works great in drip irrigation systems
  • Fast, easy and cheap shipping within the EU in a box that fits in your mailbox!


Small orders will be shipped in a box that fits in a mailbox. This means lower costs and higher ease. No need to stay home for delivery! Anything more than 2 Kgs will be shipped in a regular box.

Order now and start growing your vegetables using your hydroponic nutrients within 1-3 working days!

Are you looking for a smaller package? Look here for 0.75-8 kg bags!

Do you want to know more about Masterblend 4-18-38 Fertilizer? Please check the product info on their website here.

Additional information

Weight 11,3 kg
Dimensions 45 × 33 × 8 cm

11.3 kg / 25 lbs bag, 11.3 kg / 25 lbs bag + Matching Calcium Nitrate and Epsom Salts

1 review for Masterblend 4-18-38 Hydroponic Fertilizer | 25 lbs / 11.3 kg

  1. DarrenJ (verified owner)

    Delivery tad slower than hoped for, good bargain though.

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