ICL Sierraform® GT K-Step 6:0:22.4 + 1.2 Mg + 3.9 Si & TE 20kgThis is the one to reach for to condition your turf before it becomes stressed: it contains extra potassium, which will harden your grass. Ideal all year round, on all fine turf. These clever single compound micro granules contain standard release and slow release nitrogen and potassium, plus all essential trace elements. K Steps low nitrogen content means compact growth and hardened turf, while its magnesium will boost color and hide the symptoms of