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Soil Ninja

Slow-Release Fertiliser - 100ml

Slow-Release Fertiliser - 100ml

Regular price €3,00 EUR
Regular price Sale price €3,00 EUR
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About Slow-Release Fertiliser:
A powerful and easy way to bring everything your plant needs to feed! Lasting 8-9 months, all you need is a light sprinkle of this excellent, well rounded slow release fertiliser.

We've been working hard to find the best possible fertiliser to compliment our Semi-Hydro mix and we came up with an 8-9 month slow release that provides all the required nutrients and minerals for brilliant root support and plant health. Our fertiliser is a hearty NPK of 11-21-9 +6% Mg! It’s packed full of delicious nutrients to make your plants thrive.

Maximum recommended dosages: 2% of total mixture volume. For further advice, feel free to contact us.

Useful Tools:
Soil.Ninja Houseplant Index
Soil.Ninja Soil Calculator

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Not sure which blend to choose?

Then check out our Houseplant Index! We've done all the hard work for you, simply search your plant's name and the guide will tell you it's preferred mix.

See Our Soil Index

  • 100% Peat Free

    All of our mixes are fully peat free, 100% freshly made to order and packed with beneficial microfauna. The natural stuff your plants love and need for healthy growth and nutrition.

  • Trusted By Enthusiasts Everywhere

    Our products are trusted by houseplant enthusiasts of all experience levels and it's because of that, our soil is used internationally. Still unsure? Check out our reviews on Google!