Growth Science Nutrients - Strength (0-0-3) : Silica Supplement (Gallon) Silica based formulation, used to strengthen cell walls, giving plants solid stalks and stems, and create wider, tougher leaves. Most manufactures separate ingredients into as many bottles as possible and charge a premium for branding, but the vast majority of growers are wising up to this and are looking for a high quality yet affordable solution. Growth Science is designed to be a simple to use nutrient regimen that contains everything needed to help achieve maximum yields of high quality finished product. Growth Science is optimized for soil, coco, and all hydroponic mediums.