Slow-Release Fertiliser

Pack-a-punch the simple way and give your plant everything it needs to feed! Based on recommend use this provides around 8-9 months lasting power, all you need is a light sprinkle of this excellent, well rounded slow release fertiliser.

Soil.Ninja have been working hard to find the best possible fertiliser to compliment their Semi-Hydro mix and this is just that!

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.