Ultrasol® Substrate Mix fertilizers offer a wide range of well-balanced formulas, containing macronutrients N, P, K, Mg, S and micronutrients B, Cu, Fe, Mn, Mo and Zn. Ultrasol® Substrate Mix is based on potassium nitrate (KNO3), low in chloride and provides an optimal balance between nitrate and ammonium.
This product is certified by RHP.
*RHP certification guarantees that the substrate meets the relevant quality requirements, such as water absorption, air content, pH and nutrients.